Bangkok (BKK) to Siem Reap (SAI) flights
3 airlines fly nonstop from Bangkok (BKK) to Siem Reap (SAI): Bangkok Airways, Emirates and Thai Airways International. The two airports are 234 miles (377 km) apart. Thai Airways International is in Star Alliance. There are also 7 ways to fly it with one stop, through Phnom Penh, Phu Quoc and Ho Chi Minh City and more.
Airlines flying nonstop from BKK to SAI
- Bangkok AirwaysNot in an alliance · bookable with 3 programsWho books it
- EmiratesNot in an alliance · bookable with 3 programsWho books it
- Thai Airways InternationalStar Alliance · bookable with 12 programsWho books it
Book BKK to SAI with points
Loyalty programs that can book at least one of the nonstop airlines, from the Award Booking Guide.
- Emirates SkywardsBooks Bangkok Airways, Emirates, Thai Airways International
- Air Canada AeroplanBooks Emirates, Thai Airways International
- Singapore Airlines KrisFlyerBooks Bangkok Airways, Thai Airways International
- United MileagePlusBooks Emirates, Thai Airways International
- Air France-KLM Flying BlueBooks Bangkok Airways
- Air New Zealand AirpointsBooks Thai Airways International
- ANA Mileage ClubBooks Thai Airways International
- Avianca LifeMilesBooks Thai Airways International
- EVA Air Infinity MileageLandsBooks Thai Airways International
- Lufthansa Miles & MoreBooks Thai Airways International
- TAP Miles&GoBooks Thai Airways International
- Thai Royal Orchid PlusBooks Thai Airways International
- Turkish Airlines Miles&SmilesBooks Thai Airways International
BKK to SAI with one stop
7 connections, most direct first. 2-stop routings and flight times are in Routes with Pro.
- Via Phnom Penh (KTI)Air Cambodia the whole wayK6+2K6
- Via Phu Quoc (PQC)Thai Vietjet Air and 9G Rail, then Mahogany AirVZ9GKT
- Via Ho Chi Minh City (SGN)Vietnam Airlines the whole way
+2
K6 - Via Da Nang (DAD)Thai Vietjet Air, Vietnam Airlines and 2 more, then Air CambodiaVZ+1K6
- Via Luang Prabang (LPQ)Bangkok Airways and Lao Airlines, then Vietnam AirlinesQV
- Via Phuket (HKT)Thai AirAsia the whole wayVZ+1
- Via Hanoi (HAN)VietJet Air and Vietnam Airlines the whole way+3
BKK to SAI: common questions
Which airlines fly nonstop from BKK to SAI?
Bangkok Airways, Emirates and Thai Airways International (Star Alliance) fly nonstop from Bangkok (BKK) to Siem Reap (SAI).
How far is Bangkok from Siem Reap by plane?
Bangkok (BKK) and Siem Reap (SAI) are 234 miles (377 km) apart along the great circle, the shortest path a flight can take. Connections add distance on top.
Which points programs can book BKK to SAI award flights?
13 programs can book at least one of the nonstop airlines: Emirates Skywards, Air Canada Aeroplan, Singapore Airlines KrisFlyer, United MileagePlus, Air France-KLM Flying Blue, Air New Zealand Airpoints, ANA Mileage Club, Avianca LifeMiles and 5 more. Which flights each can book depends on its partners, so check the airline before you transfer points.
How many miles does BKK to SAI cost?
It depends on the program: each prices the route from its own chart or dynamically. The Award Flight Pricer compares 30+ programs for BKK to SAI with taxes and fees.
Where can I connect between Bangkok and Siem Reap?
The most direct connections are through Phnom Penh (KTI), Phu Quoc (PQC), Ho Chi Minh City (SGN), Da Nang (DAD) and Luang Prabang (LPQ). On 4 of them the same airline flies both flights, for example Air Cambodia through Phnom Penh.
More routes
Routes are scheduled nonstop flights. The route data is refreshed monthly; this list was last checked November 11, 2026. Seasonal routes and new launches can be missing or end early, so confirm with the airline before you book. Distances are great-circle, the shortest path between the two airports.