The cheapest and fastest buses from Bangkok to Siem Reap
Cheapest price
€37
Average price
€37
Fastest journey
12 h
Average duration
12 h
Buses per day
1
Distance
366 km
The best way to find a cheap bus ticket from Bangkok to Siem Reap is to book your journey as far in advance as possible and to avoid traveling at rush hour.
The average ticket from Bangkok to Siem Reap will cost around €37 if you buy it on the day, but the cheapest tickets can be found for only €37.
Of the 1 buses that leave Bangkok for Siem Reap on Sun, Dec 21, 1 travel direct so it’s quite easy to avoid journeys where you’ll have to change along the way.
On Sun, Dec 21 the direct buses cover the 366 km distance in an average of 12 h but if you time it right, some buses will get you there in just 12 h .
On Sun, Dec 21 the slowest buses will take 12 h 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.


Travel Information
Compare bus and flight for Bangkok to Siem Reap
Omio recommends booking the flight as it is the most popular option from Bangkok to Siem Reap among Omio's users. If you are prioritising price take the bus with prices starting from €37. For those with little time consider booking a flight which can get you there in 1h 9m. The ticket price range depends on the travel mode: a bus costs an average of €37, and a flight costs an average of €78.
Distance: 366 km
Compare bus with
| Bus | Most popular Flight |
|---|---|
€37 Average price Cheapest | €164 Average price |
12h 26m Average total duration 11h 56m Onboard + 30m Additional time* | 4h 9m Average total duration Fastest 1h 9m Onboard + 3h 0m Additional time* |
Direct Options | Direct Options |
Live departures
Bangkok to Siem Reap bus times
The table below shows live departures for Bangkok to Siem Reap buses for tomorrow, Sunday, December 21. You can also manually refresh the results below to see updated bus journeys.
| Provider | Departs | Duration | Arrives | Transfers | Tickets |
|---|---|---|---|---|---|
![]() | 12:30 AM Bangkok | 12h00 | 12:30 PM Siem Reap | 0 transfersDirect | |
This is the last bus of the day. | |||||
Find all the dates and times for this journey
Compare prices and tickets Bangkok to Siem Reap 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.
Dec 21
Dec 22
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Journey information
Overview: Bus from Bangkok to Siem Reap
Buses from Bangkok to Siem Reap run on average 3 times per day, taking around 11h 56m. Cheap bus tickets for this journey start at €37 if you book in advance.
There are 3 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 0m.
Distance 366 km |
Average bus duration 11h 56m |
Cheapest ticket price €37 |
Buses per day 3 |
Direct buses 3 |
Fastest bus 8h 0m |
First bus 03:30 |
Last bus 13:15 |
Bus providers: Boonsiri Ferry, Travel Mart, Giant Ibis from Bangkok to Siem ReapYou can travel by bus between Bangkok to Siem Reap with Boonsiri Ferry, Travel Mart, Giant Ibis for as low as €37. When you search for schedules and tickets, Omio will show you the best journey
Boonsiri Ferry
Travel Mart
Giant Ibis
FAQs: Bus from Bangkok to Siem Reap
Find answers to the most common questions about traveling from Bangkok to Siem Reap 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 Siem Reap, this guide helps you travel smarter and with confidence.

To find the cheapest bus tickets for your trip from Bangkok to Siem Reap, follow these tips:
Start your search now and compare ticket prices to find the best deal!
popular bus stations
Popular bus stations from Bangkok to Siem Reap
- 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
- 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
Most popular bus connections from Bangkok
More options for your journey from Bangkok to Siem Reap
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