Cheap flights from Bangkok to Siem Reap (BKK–SAI)
Thailand
Cambodia
Bangkok Airways and Thai Airways fly Bangkok to Siem Reap (BKK–SAI) nonstop and back, a great-circle distance of 377 km (235 mi).
- From
- BKK
- Bangkok
- To
- SAI
- Siem Reap
- Nonstop
- Yes · 2 airlines
- Airlines
- PG · TG
- Cheapest fare found
- ฿3,931 one-way
- Distance
- 377 km (235 mi)
Data from the sources listed, updated:· How we verify
Bangkok to Siem Reap fares by month
Cheapest one-way fare found: ฿3,931 for February 2027 on Bangkok Airways, nonstop. Nonstop from ฿3,931.
- Oct ’26฿4,760
- Nov ’26฿4,435
- Dec ’26฿4,424
- Jan ’27฿4,015
- Feb ’27฿3,931
- Apr ’27฿4,405
Cheapest one-way fares per month of departure in the Aviasales price cache, found . Fares change by the hour: the live fare is shown when you search.
When to fly BKK–SAI
For Bangkok Suvarnabhumi (BKK) to Siem Reap–Angkor (SAI), February 2027 had the lowest fare found (฿3,931).
Bangkok to Siem Reap: frequently asked questions
Fares: Aviasales price cache, 11 October 2026.
How much is a flight from Bangkok Suvarnabhumi (BKK) to Siem Reap–Angkor (SAI)?
From ฿3,931 one-way, the cheapest fare found for February 2027 on Bangkok Airways, nonstop; nonstop from ฿3,931 (found 11 October 2026).
Which airlines fly BKK–SAI direct?
Bangkok Airways and Thai Airways.
What is the cheapest month to fly BKK–SAI?
February 2027, at ฿3,931; the dearest month found was ฿4,760.
What is the time difference between Bangkok and Siem Reap?
None: Bangkok and Siem Reap keep the same time.
Siem Reap to Bangkok: the return flight (SAI–BKK)
All 2 airlines also fly SAI–BKK nonstop.
Airlines flying BKK–SAI nonstop
| Airline | Type | Alliance |
|---|---|---|
 Bangkok Airways PG | hybrid | — |
 Thai Airways TG | full-service | Star Alliance |
Fly Bangkok to Siem Reap: the film
Bangkok to Siem Reap: the whole journey on a living globe | Book&Fly · AI narration · Watch on YouTube
BKK–SAI route map
More from Bangkok and Siem Reap
Other arrivals in Cambodia
Also nonstop from BKK, nearest to SAI first (straight-line distance):
- BKK–KTI: Phnom Penh · 236 km (147 mi) from SAI
Explore the airlines’ route maps
Plan your arrival at Siem Reap-Angkor International Airport (SAI) · Explore Siem Reap
Other ways to make this trip
| Mode | Operator | From → to | Time |
|---|---|---|---|
| bus | Several cross-border operators Crosses at Aranyaprathet–Poipet; allow extra time at the border. | Mo Chit bus terminal → Siem Reap | 8h–11h |
Departure
Suvarnabhumi Airport
Suvarnabhumi (BKK), Bangkok. 2 terminals. In our data, 109 airlines fly nonstop from BKK to 137 destinations.
View BKK airport guide →Arrival
Siem Reap-Angkor International Airport
2 ways into Siem Reap, fastest from 50 min:
- Airport shuttle bus 1h–1h 15m
- Airport taxi (fixed fare) 50 min–1h 10m
Other nonstop airport pairs, Bangkok to Siem Reap
Bangkok and Siem Reap are connected nonstop from more than one airport. Compare the pairs by airline count:
Onward from Siem Reap
Places you can't fly to nonstop from BKK, but can from SAI — for a stopover or a second leg.
Related routes
Sources
- en.wikipedia.org — airlines and destinations from BKK, checked 2026-09-25
- en.wikipedia.org — airlines and destinations at SAI, checked 2026-09-25
- en.wikipedia.org — Aranyaprathet–Poipet land border crossing
- bangkokair.com — Bangkok Airways route network
- en.wikipedia.org — airlines and destinations table: Samui routes
- en.wikipedia.org — airlines and destinations table: Bangkok Airways routes from Suvarnabhumi
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- thaiairways.com — Thai Airways destinations
- thaiairways.com — Bangkok–Siem Reap service
- en.wikipedia.org — current destination list, cross-checked 2026-09-25 (terminated routes removed)
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
Report a change — seen something different at the airport or on the airline's site? We re-check and log corrections publicly.