2,000+ travel companies
2,000+ travel companies
Scan to get our free app
Use our app to get live travel updates and book mobile tickets for trains, buses, flights, and ferries.
App Store
4.942K ratings
Google Play
4.6136K reviews
The cheapest and fastest buses from Cardiff to London Heathrow Airport
Showing times and prices for Apr 06
Cheapest price
€23
Average price
€44
Fastest journey
2 h 40 m
Average duration
2 h 45 m
Buses per day
81
Distance
189 km
Cheap tickets
The best way to find a cheap bus ticket from Cardiff to London Heathrow Airport is to book your journey as far in advance as possible and to avoid traveling at rush hour.
The average ticket from Cardiff to London Heathrow Airport will cost around €44 if you buy it on the day, but the cheapest tickets can be found for only €23.
Fast buses
Of the 81 buses that leave Cardiff for London Heathrow Airport on Mon, Apr 06, 66 travel direct so it’s quite easy to avoid journeys where you’ll have to change along the way.
On Mon, Apr 06 the direct buses cover the 189 km distance in an average of 2 h 45 m but if you time it right, some buses will get you there in just 2 h 40 m .
On Mon, Apr 06 the slowest buses will take 2 h 50 m and usually involve a change or two along the way, but you might be able to save a few pennies if you’re on a budget.
FlixBus11:25 PM3h20Cardiff, North Road (Friary Gardens)2:45 AMLondon, Heathrow Airport Terminals 2 & 3€231One-way0 transfers- FlixBus11:25 PM3h40Cardiff, North Road (Friary Gardens)3:05 AMLondon, Heathrow Airport Terminal 5€231One-way0 transfers
- FlixBus4:40 AM3h50Cardiff, North Road (Friary Gardens)8:30 AMLondon, Heathrow Airport Terminal 5€241One-way0 transfers
- FlixBus2:10 AM3h25Cardiff, North Road (Friary Gardens)5:35 AMLondon, Heathrow Airport Terminals 2 & 3€241One-way0 transfers
- FlixBus2:10 AM3h45Cardiff, North Road (Friary Gardens)5:55 AMLondon, Heathrow Airport Terminal 5€241One-way0 transfers
NX2011:50 AM2h40Cardiff, Sophia Gardens4:30 AMLondon, Heathrow Airport Terminals 2 & 3€411One-way0 transfers- NX2013:40 AM2h40Cardiff, Sophia Gardens6:20 AMLondon, Heathrow Airport Terminals 2 & 3€411One-way0 transfers
- NX2015:40 AM2h45Cardiff, Sophia Gardens8:25 AMLondon, Heathrow Airport Terminals 2 & 3€321One-way0 transfers
- NX2019:25 AM2h50Cardiff, Sophia Gardens12:15 PMLondon, Heathrow Airport Terminals 2 & 3€501One-way0 transfers
- NX2012:40 PM2h50Cardiff, Sophia Gardens5:30 PMLondon, Heathrow Airport Terminals 2 & 3€571One-way0 transfers
Travel Information
Compare bus and train for Cardiff to London Heathrow Airport
Omio recommends booking the bus as it is the most popular option from Cardiff to London Heathrow Airport among Omio's users. If you are prioritising price take the bus with prices starting from €12. For those with little time consider booking a train which can get you there in 2h 16m. The ticket price range depends on the travel mode: a bus costs an average of €12, and a train costs an average of €53.
Distance: 189 km
Compare bus with
Most popular Bus | Train |
|---|---|
€21 Average price Cheapest | €86 Average price |
3h 50m Average total duration 3h 20m Onboard + 30m Additional time* | 2h 46m Average total duration Fastest 2h 16m Onboard + 30m Additional time* |
Most popular bus company |  Most popular train company |
Direct Options | Direct Options |
Live departures
Cardiff to London Heathrow Airport bus times
The table below shows live departures for Cardiff to London Heathrow Airport buses for today, Sunday, April 5. You can also manually refresh the results below to see updated bus journeys.
Last updated at
| Provider | Departs | Duration | Arrives | Transfers | Tickets |
|---|---|---|---|---|---|
| FlixBus | 10:25 PM Cardiff, North Road (Friary Gardens) | 3h20 | 1:45 AM London, Heathrow Airport Terminals 2 & 3 | 0 transfersDirect | |
| FlixBus | 10:25 PM Cardiff, North Road (Friary Gardens) | 3h40 | 2:05 AM London, Heathrow Airport Terminal 5 | 0 transfersDirect | |
| NX201 · NXA40 | 10:40 PM Cardiff, Sophia Gardens | 4h25 | 3:05 AM London, Heathrow Airport Terminal 4 | 1 transfer | |
| NX201 | 10:40 PM Cardiff, Sophia Gardens | 3h20 | 2:00 AM London, Heathrow Airport Terminals 2 & 3 | 0 transfersDirect | |
| NX201 | 10:40 PM Cardiff, Sophia Gardens | 3h40 | 2:20 AM London, Heathrow Airport Terminal 5 | 0 transfersDirect | |
| FlixBus | 11:45 PM Cardiff, North Road (Friary Gardens) | 3h40 | 3:25 AM London, Heathrow Airport Terminal 5 | 0 transfersDirect | |
| FlixBus | 11:45 PM Cardiff, North Road (Friary Gardens) | 3h20 | 3:05 AM London, Heathrow Airport Terminals 2 & 3 | 0 transfersDirect | |
| Monday, April 6 | |||||
| FlixBus | 12:40 AM Cardiff, North Road (Friary Gardens) | 3h05 | 3:45 AM London, Heathrow Airport Terminals 2 & 3 | 0 transfersDirect | |
| NX201 | 12:50 AM Cardiff, Sophia Gardens | 2h40 | 3:30 AM London, Heathrow Airport Terminals 2 & 3 | 0 transfersDirect | |
| NX201 · NXN40 | On time 12:50 AM Cardiff, Sophia Gardens | 3h35 | 4:25 AM London, Heathrow Airport Terminal 4 | 1 transfer | |
| NX201 | Delayed 3:40 PM 12:50 AMCardiff, Sophia Gardens | 3h05 | 1:55 PM 1:55 PMLondon, Heathrow Airport Terminal 5 | 0 transfersDirect | |
| FlixBus | 1:10 AM Cardiff, North Road (Friary Gardens) | 3h25 | 4:35 AM London, Heathrow Airport Terminals 2 & 3 | 0 transfersDirect | |
| FlixBus | 1:10 AM Cardiff, North Road (Friary Gardens) | 3h45 | 4:55 AM London, Heathrow Airport Terminal 5 | 0 transfersDirect | |
| NX202 | 1:45 AM Cardiff, Sophia Gardens | 3h30 | 5:15 AM London, Heathrow Airport Terminal 5 | 0 transfersDirect | |
| NX202 | 1:45 AM Cardiff, Sophia Gardens | 3h45 | 5:30 AM London, Heathrow Airport Terminal 4 | 0 transfersDirect | |
| NX202 | Delayed 7:40 AM 1:45 AMCardiff, Sophia Gardens | 3h15 | 7:05 AM 7:05 AMLondon, Heathrow Airport Terminals 2 & 3 | 0 transfersDirect | |
| FlixBus | 2:10 AM Cardiff, North Road (Friary Gardens) | 3h25 | 5:35 AM London, Heathrow Airport Terminals 2 & 3 | 0 transfersDirect | |
| FlixBus | 2:10 AM Cardiff, North Road (Friary Gardens) | 3h45 | 5:55 AM London, Heathrow Airport Terminal 5 | 0 transfersDirect | |
| NX201 | Delayed 3:40 PM 2:40 AMCardiff, Sophia Gardens | 3h05 | 1:55 PM 1:55 PMLondon, Heathrow Airport Terminal 5 | 0 transfersDirect | |
| NX201 | 2:40 AM Cardiff, Sophia Gardens | 2h40 | 5:20 AM London, Heathrow Airport Terminals 2 & 3 | 0 transfersDirect | |
| FlixBus | 3:40 AM Cardiff, North Road (Friary Gardens) | 3h50 | 7:30 AM London, Heathrow Airport Terminal 5 | 0 transfersDirect | |
| FlixBus | 3:40 AM Cardiff, North Road (Friary Gardens) | 3h30 | 7:10 AM London, Heathrow Airport Terminals 2 & 3 | 0 transfersDirect | |
| NX202 | Delayed 7:40 AM 3:45 AMCardiff, Sophia Gardens | 3h20 | 7:05 AM London, Heathrow Airport Terminals 2 & 3 | 0 transfersDirect | |
| NX202 | 3:45 AM Cardiff, Sophia Gardens | 3h40 | 7:25 AM London, Heathrow Airport Terminal 5 | 0 transfersDirect | |
| NX202 | 3:45 AM Cardiff, Sophia Gardens | 3h55 | 7:40 AM London, Heathrow Airport Terminal 4 | 0 transfersDirect | |
| NX201 | Delayed 3:40 PM 4:40 AMCardiff, Sophia Gardens | 3h10 | 1:55 PM 1:55 PMLondon, Heathrow Airport Terminal 5 | 0 transfersDirect | |
| NX201 | 4:40 AM Cardiff, Sophia Gardens | 2h45 | 7:25 AM London, Heathrow Airport Terminals 2 & 3 | 0 transfersDirect | |
| NX202 | 5:40 AM Cardiff, Sophia Gardens | 4h00 | 9:40 AM London, Heathrow Airport Terminal 4 | 0 transfersDirect | |
| NX202 | 5:40 AM Cardiff, Sophia Gardens | 3h45 | 9:25 AM London, Heathrow Airport Terminal 5 | 0 transfersDirect | |
| NX202 | Delayed 7:40 AM 5:40 AMCardiff, Sophia Gardens | 3h25 | 9:05 AM London, Heathrow Airport Terminals 2 & 3 | 0 transfersDirect | |
| FlixBus | 5:45 AM Cardiff, North Road (Friary Gardens) | 3h40 | 9:25 AM London, Heathrow Airport Terminals 2 & 3 | 0 transfersDirect | |
| FlixBus | 5:45 AM Cardiff, North Road (Friary Gardens) | 4h00 | 9:45 AM London, Heathrow Airport Terminal 5 | 0 transfersDirect | |
| NX201 | 6:30 AM Cardiff, Sophia Gardens | 2h50 | 9:20 AM London, Heathrow Airport Terminals 2 & 3 | 0 transfersDirect | |
| NX201 · NX230 | 6:30 AM Cardiff, Sophia Gardens | 3h40 | 10:10 AM London, Heathrow Airport Terminal 4 | 1 transfer | |
| NX201 | Delayed 3:40 PM 6:30 AMCardiff, Sophia Gardens | 3h15 | 1:55 PM 1:55 PMLondon, Heathrow Airport Terminal 5 | 0 transfersDirect | |
| FlixBus | 6:45 AM Cardiff, North Road (Friary Gardens) | 3h30 | 10:15 AM London, Heathrow Airport Terminals 2 & 3 | 0 transfersDirect | |
| FlixBus | 6:45 AM Cardiff, North Road (Friary Gardens) | 3h50 | 10:35 AM London, Heathrow Airport Terminal 5 | 0 transfersDirect | |
| NX202 · NX230 | 7:40 AM Cardiff, Sophia Gardens | 4h30 | 12:10 PM London, Heathrow Airport Terminal 4 | 1 transfer | |
| FlixBus | 7:40 AM Cardiff, North Road (Friary Gardens) | 3h35 | 11:15 AM London, Heathrow Airport Terminals 2 & 3 | 0 transfersDirect | |
| FlixBus | 7:40 AM Cardiff, North Road (Friary Gardens) | 3h55 | 11:35 AM London, Heathrow Airport Terminal 5 | 0 transfersDirect | |
| NX202 | On time 7:40 AM Cardiff, Sophia Gardens | 3h25 | 11:05 AM London, Heathrow Airport Terminals 2 & 3 | 0 transfersDirect | |
| NX202 | 7:40 AM Cardiff, Sophia Gardens | 3h45 | 11:25 AM London, Heathrow Airport Terminal 5 | 0 transfersDirect | |
| NX201 | 8:25 AM Cardiff, Sophia Gardens | 2h50 | 11:15 AM London, Heathrow Airport Terminals 2 & 3 | 0 transfersDirect | |
| NX201 | Delayed 3:40 PM 8:25 AMCardiff, Sophia Gardens | 3h15 | 1:55 PM 1:55 PMLondon, Heathrow Airport Terminal 5 | 0 transfersDirect | |
| FlixBus | 8:45 AM Cardiff, North Road (Friary Gardens) | 3h50 | 12:35 PM London, Heathrow Airport Terminal 5 | 0 transfersDirect | |
| FlixBus | 8:45 AM Cardiff, North Road (Friary Gardens) | 3h30 | 12:15 PM London, Heathrow Airport Terminals 2 & 3 | 0 transfersDirect | |
| FlixBus | 9:40 AM Cardiff, North Road (Friary Gardens) | 3h30 | 1:10 PM London, Heathrow Airport Terminals 2 & 3 | 0 transfersDirect | |
| NX202 | 9:40 AM Cardiff, Sophia Gardens | 3h45 | 1:25 PM London, Heathrow Airport Terminal 5 | 0 transfersDirect | |
| NX202 | On time 9:40 AM Cardiff, Sophia Gardens | 3h25 | 1:05 PM London, Heathrow Airport Terminals 2 & 3 | 0 transfersDirect | |
| FlixBus | 9:40 AM Cardiff, North Road (Friary Gardens) | 3h50 | 1:30 PM London, Heathrow Airport Terminal 5 | 0 transfersDirect | |
| NX201 · NX240 | Delayed 3:40 PM 10:40 AMCardiff, Sophia Gardens | 4h20 | 3:00 PM London, Heathrow Airport Terminal 4 | 1 transfer | |
| NX201 | Delayed 3:40 PM 10:40 AMCardiff, Sophia Gardens | 3h15 | 1:55 PM London, Heathrow Airport Terminal 5 | 0 transfersDirect | |
| NX201 | 10:40 AM Cardiff, Sophia Gardens | 2h50 | 1:30 PM London, Heathrow Airport Terminals 2 & 3 | 0 transfersDirect | |
| FlixBus | 10:45 AM Cardiff, North Road (Friary Gardens) | 3h30 | 2:15 PM London, Heathrow Airport Terminals 2 & 3 | 0 transfersDirect | |
| FlixBus | 10:45 AM Cardiff, North Road (Friary Gardens) | 3h50 | 2:35 PM London, Heathrow Airport Terminal 5 | 0 transfersDirect | |
| NX202 | 11:35 AM Cardiff, Sophia Gardens | 4h05 | 3:40 PM London, Heathrow Airport Terminal 4 | 0 transfersDirect | |
| NX202 | 11:35 AM Cardiff, Sophia Gardens | 3h50 | 3:25 PM London, Heathrow Airport Terminal 5 | 0 transfersDirect | |
| NX202 | On time 11:35 AM Cardiff, Sophia Gardens | 3h30 | 3:05 PM London, Heathrow Airport Terminals 2 & 3 | 0 transfersDirect | |
| FlixBus | 11:40 AM Cardiff, North Road (Friary Gardens) | 3h35 | 3:15 PM London, Heathrow Airport Terminals 2 & 3 | 0 transfersDirect | |
| FlixBus | 11:40 AM Cardiff, North Road (Friary Gardens) | 3h55 | 3:35 PM London, Heathrow Airport Terminal 5 | 0 transfersDirect | |
| NX201 | Delayed 3:40 PM 1:40 PMCardiff, Sophia Gardens | 3h10 | 4:50 PM London, Heathrow Airport Terminal 5 | 0 transfersDirect | |
| NX201 | 1:40 PM Cardiff, Sophia Gardens | 2h50 | 4:30 PM London, Heathrow Airport Terminals 2 & 3 | 0 transfersDirect | |
| FlixBus | 1:50 PM Cardiff, North Road (Friary Gardens) | 3h40 | 5:30 PM London, Heathrow Airport Terminals 2 & 3 | 0 transfersDirect | |
| FlixBus | 1:50 PM Cardiff, North Road (Friary Gardens) | 4h00 | 5:50 PM London, Heathrow Airport Terminal 5 | 0 transfersDirect | |
| NX202 | 2:05 PM Cardiff, Sophia Gardens | 3h50 | 5:55 PM London, Heathrow Airport Terminal 5 | 0 transfersDirect | |
| NX202 | 2:05 PM Cardiff, Sophia Gardens | 4h05 | 6:10 PM London, Heathrow Airport Terminal 4 | 0 transfersDirect | |
| NX202 | On time 2:05 PM Cardiff, Sophia Gardens | 3h35 | 5:40 PM London, Heathrow Airport Terminals 2 & 3 | 0 transfersDirect | |
| NX201 · NXN40 | On time 3:40 PM Cardiff, Sophia Gardens | 7h45 | 11:25 PM London, Heathrow Airport Terminal 4 | 1 transfer | |
| FlixBus | 3:40 PM Cardiff, North Road (Friary Gardens) | 3h40 | 7:20 PM London, Heathrow Airport Terminals 2 & 3 | 0 transfersDirect | |
| NX201 | On time 3:40 PM Cardiff, Sophia Gardens | 3h45 | 7:25 PM London, Heathrow Airport Terminal 5 | 0 transfersDirect | |
| NX201 | 3:40 PM Cardiff, Sophia Gardens | 3h25 | 7:05 PM London, Heathrow Airport Terminals 2 & 3 | 0 transfersDirect | |
| FlixBus | 3:40 PM Cardiff, North Road (Friary Gardens) | 4h00 | 7:40 PM London, Heathrow Airport Terminal 5 | 0 transfersDirect | |
| NX507 · NX035 | On time 5:45 PM Cardiff, Sophia Gardens | 5h10 | 10:55 PM London, Heathrow Airport Terminal 5 | 1 transfer | |
| NX507 · NX032 | On time 5:45 PM Cardiff, Sophia Gardens | 4h55 | 10:40 PM London, Heathrow Airport Terminals 2 & 3 | 1 transfer | |
| NX507 · NX035 | On time 5:45 PM Cardiff, Sophia Gardens | 4h55 | 10:40 PM London, Heathrow Airport Terminals 2 & 3 | 1 transfer | |
| NX509 · NX025 | On time 6:45 PM Cardiff, Sophia Gardens | 4h50 | 11:35 PM London, Heathrow Airport Terminals 2 & 3 | 1 transfer | |
| NX509 · NX030 | On time 6:45 PM Cardiff, Sophia Gardens | 5h05 | 11:50 PM London, Heathrow Airport Terminal 5 | 1 transfer | |
| NX509 · NX030 | On time 6:45 PM Cardiff, Sophia Gardens | 4h50 | 11:35 PM London, Heathrow Airport Terminals 2 & 3 | 1 transfer | |
| NX509 · NX025 | On time 6:45 PM Cardiff, Sophia Gardens | 5h05 | 11:50 PM London, Heathrow Airport Terminal 5 | 1 transfer | |
| NX201 | On time 10:40 PM Cardiff, Sophia Gardens | 3h40 | 2:20 AM London, Heathrow Airport Terminal 5 | 0 transfersDirect | |
Find all the dates and times for this journey
Compare prices and tickets Cardiff to London Heathrow Airport by bus or train
Compare bus and train prices over the next three weeks. See the best deals at a glance, find the lowest fares, and choose the option that fits your budget.
Mon
Apr 06
Apr 06
Tue
Apr 07
Apr 07
Wed
Apr 08
Apr 08
Thu
Apr 09
Apr 09
Fri
Apr 10
Apr 10
Sat
Apr 11
Apr 11
Sun
Apr 12
Apr 12
Mon
Apr 13
Apr 13
Tue
Apr 14
Apr 14
Wed
Apr 15
Apr 15
Thu
Apr 16
Apr 16
Fri
Apr 17
Apr 17
Sat
Apr 18
Apr 18
Sun
Apr 19
Apr 19
Mon
Apr 20
Apr 20
Tue
Apr 21
Apr 21
Wed
Apr 22
Apr 22
Thu
Apr 23
Apr 23
Fri
Apr 24
Apr 24
Sat
Apr 25
Apr 25
Sun
Apr 26
Apr 26
Why should you book Cardiff to London Heathrow Airport buses with Omio?
National Express as well as FlixBus or Megabus offer buses services from Cardiff to London Heathrow Airport.
Omio is an official ticket reseller for all your travel options from Cardiff to London Heathrow Airport.
Why book with Omio vs National Express?
- Compare with other providers: On Omio, you can not only buy tickets for National Express, but also compare tickets for the likes of FlixBus or Megabus to find the best option for your trip from Cardiff to London Heathrow Airport.
- Designed for International Travelers: Omio is in your language including 24/7 customer service and offers multiple payment options, including PayPal, credit cards, and bank transfer, in your preferred currency.
- Compare all your options: Omio allows you to compare National Express with all available travel options, which are bus and train to ensure you get the best deal for traveling from Cardiff to London Heathrow Airport.
Why book with Omio over Wanderu or Trainline?
- Compare with other providers: On Omio, you can also compare tickets for the likes of FlixBus or Megabus to find the best option for your trip from Cardiff to London Heathrow Airport.
- Multiple modes of transport: Omio allows you to compare travel options including bus and train to find the ideal travel option from Cardiff to London Heathrow Airport.
Journey information
Overview: Bus from Cardiff to London Heathrow Airport
United KingdomUnited Kingdom
Buses from Cardiff to London Heathrow Airport run on average 69 times per day, taking around 3h 20m. Cheap bus tickets for this journey start at €12 if you book in advance.
There are 52 buses per day. The earliest bus runs at 00:45, the last at 23:40. The fastest bus covers the 189 km distance in 2h 40m.
Fares are the lowest economy prices found on Omio. Early booking often means lower prices. Prices change daily and are subject to availability. Discount cards, coach trips, and booking fees are not included.
Price information
Distance 189 km |
Average bus duration 3h 20m |
Cheapest ticket price €12 |
Buses per day 69 |
Direct buses 52 |
Fastest bus 2h 40m |
First bus 12:45 AM |
Last bus 11:40 PM |
Fares are the lowest economy prices found on Omio. Early booking often means lower prices. Prices change daily and are subject to availability. Discount cards, coach trips, and booking fees are not included.
Price information
Bus providers: National Express, FlixBus, Megabus from Cardiff to London Heathrow AirportYou can travel by bus between Cardiff to London Heathrow Airport with National Express, FlixBus, Megabus for as low as €12. When you search for schedules and tickets, Omio will show you the best journey
FlixBus
About
FlixBus is one of Europe’s leading low-cost bus companies, founded in Germany and now offering long-distance services across Europe and the United States. In addition to its extensive daytime network, FlixBus also operates overnight buses on select European routes. Standard amenities include free Wi-Fi, power outlets to charge devices, extra legroom, luggage space, and onboard toilets, with snacks and drinks available for purchase. FlixBus offers a single Standard ticket type for all routes, which includes one carry-on bag and one checked bag per passenger. Additional fees apply for extra luggage and for reserving specific seats, such as Extra Seats, Table Seats, or Panorama Seats. This combination of affordability, comfort, and wide coverage makes FlixBus a popular choice for budget-conscious travelers.
Luggage & cancellation policy
Average Duration
3h 5m
Cheapest Price
€12
FlixBus frequency
7 a day
Luggage included
One carry-on bag up to 7kg (42x30x18 cm) and one checked bag up to 20kg (80x50x30 cm).
Additional luggage
Additional luggage can be purchased for a fee.
Cancellation Policy
You can cancel your ticket up to 15 minutes before departure and receive a voucher for future travel. Refund requests for delays over 120 minutes are possible.
Amenities on board the bus
Wifi
Food sold onboard
Seat reservation
Toilets
USB plugs
Accessibility
Assistance; Priority boarding; Wheelchair-accessible buses.
Bikes
Bikes are allowed for a fee; must be booked.
Pets
Small pets in carriers allowed; guide dogs travel for free.
National Express
About
National Express is the UK’s leading long-distance coach company, operating over 550 services per day and serving more than 900 destinations nationwide. It also runs frequent services to major UK airports — including Heathrow, Gatwick, Stansted, Luton, and Bristol — 24 hours a day. All National Express coaches are air-conditioned and offer free Wi-Fi and onboard entertainment. Most vehicles are equipped with seat belts and power outlets at every seat, allowing you to charge your phone or laptop during your journey. Ticket options include Restricted Fare, Standard Fare, and Fully Flexible Fare, with the latter providing maximum flexibility for cancellations or changes.
Luggage & cancellation policy
Average Duration
2h 40m
Cheapest Price
€13
Luggage included
Two medium-sized suitcases up to 20kg each and one small piece of hand luggage.
Additional luggage
10€ per additional bag.
Cancellation Policy
You can cancel your ticket up to 24 hours before departure for a refund minus a cancellation fee. Changes can be up to 24 hours before departure for a fee.
Amenities on board the bus
Wifi
Food sold onboard
Seat reservation
Toilets
USB plugs
Accessibility
Assistance; Priority seating; Accessible toilets.
Bikes
Folding Bikes are allowed; non-folding bikes are not allowed.
Megabus
About
Megabus is a low-cost intercity bus service operating across the United States, Canada, and the United Kingdom. Known for its affordable fares, including promotional $1 tickets, Megabus offers routes connecting over 500 cities and university campuses in North America. The company provides amenities such as air conditioning, power outlets, free Wi-Fi, and onboard restrooms, with many routes utilizing double-decker buses for scenic views. Megabus aims to provide safe, convenient, and affordable express bus travel.
Luggage & cancellation policy
Average Duration
3h 20m
Cheapest Price
€17
Megabus frequency
9 a day
Luggage included
One piece of luggage is included per passenger reservation. For guidance, a piece of luggage must not exceed 62 inches (length + width + height) and should not weigh more than 50 pounds (23kg).
Additional luggage
Additional luggage can be purchased by buying an additional travel ticket in advance or by adding up to two additional pieces when booking for a fee.
Cancellation Policy
Megabus reservations cannot be canceled or refunded, but they can be traded in for another journey up to 3 hours before your original scheduled departure for a fee.
Refund
If Megabus fails to provide on-time reliable service for reasons wholly within their control, refunds or alternative travel arrangements may be offered.
Pregnant on board
Being pregnant on board is allowed, but no specific details or restrictions are provided.
Unaccompagned minor
Unaccompanied minors under the age of 17 are not permitted to travel on Megabus.
Amenities on board the bus
Wifi
Food sold onboard
Cold food and drinks, as well as hot drinks with a lid, are allowed on board, but hot food is not.
Seat reservation
Reserved seats can be purchased for an additional fee, starting from £2.
Toilets
USB plugs
Accessibility
Megabus is ADA-compliant and provides assistance to customers with disabilities, including those using wheelchairs or mobility scooters, and those with service animals.
FAQs: Bus from Cardiff to London Heathrow Airport
Find answers to the most common questions about traveling from Cardiff to London Heathrow Airport by bus. From journey times and ticket prices to direct connections, first and last departures, and even whether the route is scenic, our FAQs cover everything you need to plan your trip. Whether you’re looking for the fastest bus, the cheapest option, or tips for making the most of your visit at London Heathrow Airport, this guide helps you travel smarter and with confidence.
Cheap coach tickets from Cardiff to London Heathrow Airport can start from as little as €12 when you book in advance. The average coach ticket price for Cardiff to London Heathrow Airport is €21; however, prices vary depending on the time of day and class and they tend to be more expensive on the day.
The average journey time by coach from Cardiff to London Heathrow Airport is 2h 40m to travel the 189 km long trip. Journey times can vary on weekends and holidays, so use our Journey Planner to search for a specific date.
The earliest coach from Cardiff to London Heathrow Airport leaves at 12:45 AM. Plan your trip with the Journey Planner from Omio.
The latest coach from Cardiff to London Heathrow Airport leaves at 11:40 PM.
Yes, there are 52 direct coaches a day from Cardiff to London Heathrow Airport with National Express, FlixBus, Megabus. Schedules can vary on holidays or weekends with fewer direct coaches.
When taking a coach from Cardiff to London Heathrow Airport, you can count on National Express, FlixBus, Megabus for the best way to get you to London Heathrow Airport. You can also check all possible coach companies who offer a service between Cardiff and London Heathrow Airport and compare the amenities they offer before buying a coach ticket.
A trip to London Heathrow Airport from Cardiff is worth doing but not as a day trip with a journey time of 2h 40m each way. Check with Omio app the best way to travel.
The cheapest month for a coach from Cardiff to London Heathrow Airport is December.
It's helpful to compare your options as there are 2 ways to travel between Cardiff and London Heathrow Airport including taking a bus and train.
Yes, the following accessibility options are available when taking the coach from Cardiff to London Heathrow Airport:
- Megabus
- Megabus is ADA-compliant and provides assistance to customers with disabilities, including those using wheelchairs or mobility scooters, and those with service animals.
- National Express
- Assistance
- Priority seating
- Accessible toilets.
- FlixBus
- Assistance
- Priority boarding
- Wheelchair-accessible buses.
Yes, there are bathrooms on board the coach from Cardiff to London Heathrow Airport for coach company National Express, FlixBus, Megabus.
Whether you can cancel your coach ticket from Cardiff to London Heathrow Airport depends on the coach companies:
- Megabus
- Megabus reservations cannot be canceled or refunded, but they can be traded in for another journey up to 3 hours before your original scheduled departure for a fee.
- National Express
- You can cancel your ticket up to 24 hours before departure for a refund minus a cancellation fee. Changes can be up to 24 hours before departure for a fee.
- FlixBus
- You can cancel your ticket up to 15 minutes before departure and receive a voucher for future travel. Refund requests for delays over 120 minutes are possible.
Yes, bikes are allowed on board the coach with coach company National Express, FlixBus.
Tickets are often cheaper when booked early. Traveling during off-peak hours or on weekdays can help you save money. Sort results by price to quickly identify the most affordable options. Check for promotions or discounts available on our website and app.
No, there is no food available to purchase on board the coach from Cardiff to London Heathrow Airport.
Yes, the following luggage options are included when booking a coach ticket from Cardiff to London Heathrow Airport:
- Megabus
- One piece of luggage is included per passenger reservation. For guidance, a piece of luggage must not exceed 62 inches (length + width + height) and should not weigh more than 50 pounds (23kg).
- National Express
- Two medium-sized suitcases up to 20kg each and one small piece of hand luggage.
- FlixBus
- One carry-on bag up to 7kg (42x30x18 cm) and one checked bag up to 20kg (80x50x30 cm).
Yes, the following additional luggage options are available when booking a coach ticket from Cardiff to London Heathrow Airport:
- Megabus
- Additional luggage can be purchased by buying an additional travel ticket in advance or by adding up to two additional pieces when booking for a fee.
- National Express
- 10€ per additional bag.
- FlixBus
- Additional luggage can be purchased for a fee.
Yes, you can bring your pet on the coach from Cardiff to London Heathrow Airport. The following conditions apply:
- FlixBus
- Small pets in carriers allowed
- guide dogs travel for free.
You can reserve your seat on the coach from Cardiff to London Heathrow Airport with the following coach company: National Express, FlixBus, Megabus
Yes, there are USB plugs on board the coach from Cardiff to London Heathrow Airport with the following coach company: National Express, FlixBus, Megabus.
Yes, there is Wifi on board the coach from Cardiff to London Heathrow Airport with the following coach company: National Express, FlixBus, Megabus.
popular bus stations
Popular bus stations from Cardiff to London Heathrow Airport
Cardiff
London
Cardiff, Sophia Gardens
information
Cardiff, North Road (Friary Gardens)
information
Cardiff, University
information
Most popular bus connections from Cardiff
More options for your journey from Cardiff to London Heathrow Airport
Here are some other resources that might have the information you need
Most popular buses to and from London Heathrow Airport and Cardiff
Most popular bus connections to London Heathrow Airport
The Omio App Makes Travel Planning Easy
We’ll get you where you want to go. From live train updates to mobile tickets, our innovative app is the ideal way to plan and keep track of your travel.
