Grenoble to London train with TGV INOUI

Thu, Feb 26
+ Add return
TGV INOUI
Eurostar
Deutsche Bahn
Regionale
Regiojet
1,000+ travel companies
TGV INOUI
Eurostar
Deutsche Bahn
Regionale
Regiojet
1,000+ travel companies
QR-Code
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
rate4.9
42K ratings
Google Play
rate4.6
136K reviews

The cheapest and fastest trains from Grenoble to London

Showing times and prices for Feb 27

Cheapest price

€332

Average price

€332

Fastest journey

7 h 12 m

Average duration

7 h 12 m

Trains per day

1

Distance

824 km

Cheap tickets

The best way to find a cheap train ticket from Grenoble to London is to book your journey as far in advance as possible and to avoid traveling at rush hour.

The average ticket from Grenoble to London will cost around €332 if you buy it on the day, but the cheapest tickets can be found for only €332.

Fast trains

It's difficult to get from Grenoble to London without transferring at least 2 times.

TGV inOui
01:45PM7h12
Grenoble
08:57PMLondon
3321One-way
2 transfers

Travel Information

Compare train, bus, and flight for Grenoble to London

Omio recommends booking the flight as it is the most popular option from Grenoble to London among Omio's users. If you are prioritising price take the flight with prices starting from €16. For those with little time consider booking a flight which can get you there in 2h 9m. In case you are seeking to minimise your carbon footprint the train is your best bet as it emits only 0.2 - 0.7kg. The ticket price range depends on the travel mode: a flight costs an average of €16, and a train costs an average of €294.

Distance: 824 km

Compare train with

Train
Most popular
Flight
Bus

€332

Average price

€64

Average price

Cheapest

€83

Average price

6h 2m

Average total duration

5h 32m

Onboard

+

30m

Additional time*

5h 9m

Average total duration

Fastest

2h 9m

Onboard

+

3h 0m

Additional time*

17h 13m

Average total duration

16h 43m

Onboard

+

30m

Additional time*

0.2 - 0.7kg

CO2 emissions

Lowest

2.5 - 4.9kg

CO2 emissions

0.8 - 2.1kg

CO2 emissions

TGV INOUI

Most popular train company

easyJet

Most popular airline

FlixBus

Most popular bus company

Direct Options

Direct Options

Direct Options

Additional time: Average total travel duration to departure point, security checks and transfers.

Compare prices and tickets Grenoble to London by train, bus, or flight

Compare train, bus, and flight 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.

Fri
Feb 27
Sat
Feb 28
Sun
Mar 01
Mon
Mar 02
Tue
Mar 03
Wed
Mar 04
Thu
Mar 05
Fri
Mar 06
Sat
Mar 07
Sun
Mar 08
Mon
Mar 09
Tue
Mar 10
Wed
Mar 11
Thu
Mar 12
Fri
Mar 13
Sat
Mar 14
Sun
Mar 15
Mon
Mar 16
Tue
Mar 17
Wed
Mar 18
Thu
Mar 19

Why should you book Grenoble to London trains with Omio?

TGV INOUI as well as Eurostar offer trains services from Grenoble to London.
Omio is the only official third party seller for TGV INOUI tickets.

Why book with Omio vs TGV INOUI?

  • Compare with other providers: On Omio, you can not only buy tickets for TGV INOUI, but also compare tickets for the likes of Eurostar to find the best option for your trip from Grenoble to London.
  • 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 TGV INOUI with all available travel options, which are train, bus and flight to ensure you get the best deal for traveling from Grenoble to London.

Journey information

Overview: Train from Grenoble to London

FranceFrance
United KingdomUnited Kingdom
Icon of train

Trains from Grenoble to London run on average 1 times per day, taking around 5h 32m. Cheap train tickets for this journey start at €294 but you can travel from only €16 by flight.

The earliest train runs at 05:07, the last at 16:47. The fastest train covers the 824 km distance in 6h 44m.

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
Cheapest alternative travel mode
Flight from €16
Distance
824 km
Average train duration
5h 32m
Cheapest ticket price
€294
Trains per day
1
Fastest train
6h 44m
First train
05:07
Last train
16:47
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
Cheapest alternative travel mode
Flight from €16

Train companies: TGV INOUI, Eurostar from Grenoble to London trainsTGV INOUI, Eurostar trains will get you between Grenoble and London from €16. With over 1000 travel companies on Omio, you can find the best train times and tickets for your trip.

TGV INOUI

About
SNCF's TGV INOUI is a premium high-speed train service operating across France and to other European cities. Launched in 2017, it aims to provide an enhanced travel experience with greater comfort, connectivity, and services compared to traditional TGV services. TGV INOUI trains offer features like adjustable seats, electrical outlets, fold-down tables, and dedicated luggage spaces. Passengers can enjoy onboard Wi-Fi and access to the TGV INOUI portal for entertainment and journey information. The service also includes a \Bistro TGV INOUI\" for dining, with options for online ordering. SNCF is also introducing a new generation of TGV INOUI trains from 2026, which will be more modular, energy-efficient, and 97% recyclable."
Luggage & cancellation policy
Average Duration
6h 42m
Cheapest Price
€322
TGV INOUI frequency
1 a day
Luggage included
1 hand luggage + 2 pieces of luggage free of charge
Luggage storage
Overhead racks, end of carriages, between seats
Cancellation Policy
Refund conditions depend on ticket type
Refund
Full refund if train canceled
Amenities on board the train
Wifi
Food sold onboard
Restaurant car (not all trains), at-seat service in 1st class, snack bar/cafe
Seat reservation
Second class: Optional, additional fee. First class: Included in ticket price
Toilets
USB plugs
Accessibility
Wheelchair spaces, accessible toilets, boarding assistance available
Pets
Small pets in carriers: Free. Large dogs: Paid ticket required. Guide dogs: Free
Quiet zone

Eurostar

About
Eurostar is a high-speed international rail service connecting the UK with France, Belgium, the Netherlands, and Germany, primarily via the Channel Tunnel. Since merging with Thalys in October 2023, Eurostar now operates an expanded network across Western Europe. Known for its city-center to city-center travel, Eurostar offers a convenient and environmentally friendly alternative to flying. Passengers can enjoy amenities like complimentary Wi-Fi and power sockets at every seat. Key destinations include London, Paris, Brussels, Amsterdam, and Cologne, with seasonal services to other locations.
Luggage & cancellation policy
Average Duration
6h 44m
Cheapest Price
€294
Luggage included
2 pieces of luggage and 1 small hand luggage included in standard ticket
Luggage storage
Dedicated luggage areas at the end of carriages and overhead racks
Cancellation Policy
Refund policies depend on ticket type and timing of cancellation
Refund
Full refund provided for canceled trains
Amenities on board the train
Wifi
Food sold onboard
Café-bar serving hot and cold drinks, snacks, and light meals. First-class passengers receive complimentary meals on some routes
Seat reservation
Included in ticket price for all classes
Toilets
USB plugs
Accessibility
Wheelchair spaces, accessible toilets, and assistance for boarding/disembarking available
Pets
Small pets in carriers allowed for a fee. Large dogs not permitted except guide dogs
Quiet zone

FAQs: Trains from Grenoble to London

Find answers to the most common questions about traveling from Grenoble to London by train. 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 train, the cheapest option, or tips for making the most of your visit at London, this guide helps you travel smarter and with confidence.

FAQs
Cheap train tickets from Grenoble to London can start from as little as €294 when you book in advance. The average train ticket price for Grenoble to London is €332; 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 train from Grenoble to London is 6h 44m to travel the 824 km long route. Journey times can vary on weekends and holidays, so use our Journey Planner to search for a specific date.
The earliest train from Grenoble to London leaves at 5:07 AM. Plan your trip with the Journey Planner   from Omio.
The latest train from Grenoble to London leaves at 4:47 PM.
There are 1 trains a day from Grenoble to London which require at least one change with TGV INOUI, Eurostar. Schedules can vary on holidays or weekends with fewer trains.
Yes, there are multiple high-speed train options for your journey from Grenoble to London. You can choose between TGV INOUI. TGV INOUI trains take around 6h 42m
When taking a train from Grenoble to London, you can count on TGV INOUI, Eurostar for the best way to get you to London. You can also check all possible train companies who offer a service between Grenoble and London and compare the amenities they offer before buying a train ticket.
A trip to London from Grenoble is worth doing but not as a day trip with a journey time of 6h 44m each way. Check with Omio app the best way to travel.
It's helpful to compare your options as there are 3 ways to travel between Grenoble and London including taking a train, bus, and flight.

More options for your journey from Grenoble to London

Here are some other resources that might have the information you need

HomeTrainsTrain Times to LondonGrenoble to London train

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.

ios-badge
android-badge
Hand With Phone