The cheapest and fastest buses from Siem Reap to Bangkok
Cheapest price
€35
Average price
€35
Fastest journey
8 h 30 m
Average duration
8 h 30 m
Buses per day
1
Distance
366 km
The best way to find a cheap bus ticket from Siem Reap to Bangkok is to book your journey as far in advance as possible and to avoid traveling at rush hour.
The average ticket from Siem Reap to Bangkok will cost around €35 if you buy it on the day, but the cheapest tickets can be found for only €35.
Of the 1 buses that leave Siem Reap for Bangkok on Mon, May 25, 1 travel direct so it’s quite easy to avoid journeys where you’ll have to change along the way.
On Mon, May 25 the direct buses cover the 366 km distance in an average of 8 h 30 m but if you time it right, some buses will get you there in just 8 h 30 m .
On Mon, May 25 the slowest buses will take 8 h 30 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.
7:45 AM8h30Siem Reap Giant Ibis4:15 PMBangkok€351One-way0 transfers
7:45 AM8h30Siem Reap Giant Ibis4:15 PMBangkok€351One-way0 transfers
Travel Information
Compare bus and flight for Siem Reap to Bangkok
Omio recommends booking the flight as it is the most popular option from Siem Reap to Bangkok among Omio's users. If you are prioritising price take the bus with prices starting from €35. For those with little time consider booking a flight which can get you there in 1h 19m. The ticket price range depends on the travel mode: a bus costs an average of €35, and a flight costs an average of €98.
Distance: 366 km
Compare bus with
| Bus | Most popular Flight |
|---|---|
€35 Average price Cheapest | €179 Average price |
9h 0m Average total duration 8h 30m Onboard + 30m Additional time* | 4h 19m Average total duration Fastest 1h 19m Onboard + 3h 0m Additional time* |
Direct Options | Direct Options |
Live departures
Siem Reap to Bangkok bus times
The table below shows live departures for Siem Reap to Bangkok buses for tomorrow, Monday, May 25. You can also manually refresh the results below to see updated bus journeys.
| Provider | Departs | Duration | Arrives | Transfers | Tickets |
|---|---|---|---|---|---|
![]() | 7:45 AM Siem Reap Giant Ibis | 8h30 | 4:15 PM Bangkok | 0 transfersDirect | |
This is the last bus of the day. | |||||
Find all the dates and times for this journey
Compare prices and tickets Siem Reap to Bangkok by bus or flight
Compare 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.
May 25
May 26
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May 29
May 30
May 31
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Journey information
Overview: Bus from Siem Reap to Bangkok
Buses from Siem Reap to Bangkok run on average 5 times per day, taking around 8h 30m. Cheap bus tickets for this journey start at €35 if you book in advance.
There are 5 buses per day. The earliest bus runs at 03:30, the last at 13:15. The fastest bus covers the 366 km distance in 8h 30m.
Distance 366 km |
Average bus duration 8h 30m |
Cheapest ticket price €35 |
Buses per day 5 |
Direct buses 5 |
Fastest bus 8h 30m |
First bus 3:30 AM |
Last bus 1:15 PM |
Cheapest Month Sep |
Cheapest Day Fri |
High Season Oct - Dec |
Low Season Jul - Sep |
Busiest Day Sat |
Least Busy Day Tue |
Bus providers: Giant Ibis from Siem Reap to BangkokYou can travel by bus between Siem Reap to Bangkok with Giant Ibis for as low as €35. When you search for schedules and tickets, Omio will show you the best journey
Giant Ibis
FAQs: Bus from Siem Reap to Bangkok
Find answers to the most common questions about traveling from Siem Reap to Bangkok 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 Bangkok, this guide helps you travel smarter and with confidence.

popular bus stations
Popular bus stations from Siem Reap to Bangkok
- 05:00-22:00
- Free Wi-Fi available
- Free parking area available for vehicles
- Food stalls and small restaurants available at the terminal
- Available at the terminal entrance
- Basic ramps available
- Public toilets available
- Tuk-tuk
- Local buses
- 06:00-22:00
- Free public Wi-Fi
- Limited street parking available
- Street food vendors and local restaurants nearby
- Available on Chakrabongse Road
- Basic ramps available
- Available at nearby restaurants and shops
- Bus: 2, 15, 44, 511
- Boat: Phra Arthit Pier
More options for your journey from Siem Reap to Bangkok
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