Previously seen journeys
| Operated by | Vehicle type | Departure time | Departure location | Trip duration | Arrival time | Arrival location | Recommended | Price and booking link |
|---|---|---|---|---|---|---|---|---|
 | Bus | Bangkok Giant Ibis Office | Siem Reap Bus Terminal | No tags | ||||
 | Bus | Bangkok | Siem Reap Huy Leng Market | No tags | ||||
 | Bus | បាងកកVIP | Siem Reap City | No tags | ||||
| Bus | បាងកកVIP | Siem Reap City | No tags | ||||
E Booking Express | Bus | Bangkok Thero Express | Siem Reap | No tags |
Get from Bangkok to Siem Reap
The journey takes about 8 hours, and with fares starting at just £18, it presents an excellent value for a comfortable ride.
Where are the popular stops in Bangkok and Siem Reap?
Stops in Bangkok
- B
Bangkok Office
44 Soi Phetchaburi 13 Yeak 2, Khwaeng Thanon Phaya Thai, Khet Ratchathewi, Krung Thep Maha Nakhon 10400, Thailand - CVET, #51, Chao Fa Rd and Soi Ram Buttri, Travel Mart, Khwaeng Chana Songkhram, Khet Phra Nakhon, Bangkok
- D
Hua Lamphong
191 Rong Mueang Rd, Khwaeng Rong Muang, Khet Pathum Wan, Krung Thep Maha Nakhon 10330, Thailand - E
Phutthamonthon Lomprayah
141 ถนน พุทธมณฑล สาย 2 Khwaeng Sala Thammasop, Khet Thawi Watthana, Krung Thep Maha Nakhon 10170, Thailand - F
Ongkharak
Rural Rd Nakhon Nayok 3001, Tambon Ongkharak, Amphoe Ongkharak, Chang Wat Nakhon Nayok 26120, Thailand
Stops in Siem Reap
- A
Siem Reap
Borey Seang Nam Rd, Krong Siem Reap, Cambodia - B4 63, Krong Siem Reap, Cambodia
- C
Siem Reap Giant Ibis Main
Khmer Pub St, Krong Siem Reap, Cambodia - D
Siem Reap AVT
18A Hap Guan St, Krong Siem Reap, Cambodia - E
Siem Reap Transport Co
Concrete Drain Rd, Krong Siem Reap, Cambodia - F
Siem Reap Thero Express
NR6, Krong Siem Reap, Cambodia
Compare bus companies
Frequently asked questions about travelling by bus from Bangkok to Siem Reap
Please note that timetables, routes, or operator details shown here may be updated or vary at the time of your journey.
How much is the bus ticket from Bangkok to Siem Reap?
The cheapest coach tickets from Bangkok to Siem Reap start from £18. The average price for this route is around £35. Busbud recommends that you book your tickets in advance for a better chance to get the lowest possible price.
How long is the bus journey from Bangkok to Siem Reap?
The average bus journey time from Bangkok to Siem Reap is 8h, covering a distance of 227 miles. The fastest bus can take you there in 7h and is operated by Virak Buntham.
Which bus companies service the Bangkok to Siem Reap route?
Several major bus companies operate on this route with 2 buses available per day, including services from Nattakan, E Booking Express, Capitol, BFEY, Virak Buntham, JA CHUAN EXPRESS, SAKORSIRI BOONSIRI, Giant Ibis Transport.
What is the earliest and latest departure time for the bus from Bangkok to Siem Reap?
The earliest bus departs from Bangkok to Siem Reap at 07:30. And the latest bus departs at 10:00.
What are the CO₂ emissions for the bus trip from Bangkok to Siem Reap?
A bus journey from Bangkok to Siem Reap produces an estimated 9 kg of CO₂, making it a highly eco-friendly choice and a mode of travel recommended by Busbud.
Which is the best bus company from Bangkok to Siem Reap?
According to Busbud customers, the highest-rated bus company on this route is Giant Ibis Transport, with an average rating of 4.0 out of 5 stars based on 41 reviews.
Which company has the best Wi-Fi from Bangkok to Siem Reap?
Based on Busbud reviews, the bus company Giant Ibis Transport has the best Wi-Fi rating with a score of 3.4.
Which bus company offers the most punctual service from Bangkok to Siem Reap?
According to Busbud traveller reviews, the most punctual bus company on this route is Giant Ibis Transport, with a punctuality rating of 5.0 out of 5 stars.
Which bus company has the cleanest buses from Bangkok to Siem Reap?
According to Busbud traveller reviews, the bus company with the cleanest buses on this route is Giant Ibis Transport, with a cleanliness rating of 5.0 out of 5 stars.
Find cheapest prices for buses
Price is for a one-way ticket for one passenger and based on past searches.
The cheapest trip from Bangkok to Siem Reap was searched and found on 1 Dec 2025 with a price of £22To save money and be sure you have the best seat, it's a good idea to buy your bus tickets from Bangkok to Siem Reap as early as possible.
You can expect to pay from £22 to £41 for a bus ticket from Bangkok to Siem Reap based on the last 2 days. You can expect to find the cheapest price for the trip at £22, which is on 2025-12-01.
Usually BFEY will charge you higher prices for tickets closer to the departure date. To find the best prices, you should be flexible on your date of travel.
