Cheapest airlines flights from Bangkok to Siem Reap

You can choose from 6 airlines that fly from Bangkok to Siem Reap, including Thai AirAsia, Emirates, and Thai Airways. Thai AirAsia has lowest fares on this route.
Thai AirAsia logo Thai AirAsia
Emirates logo Emirates
Thai Airways logo Thai Airways
Bangkok Airways logo Bangkok Airways
Air Cambodia logo Air Cambodia
Vietnam Airlines logo Vietnam Airlines
Airlines are determined based on actual purchased flight tickets from Bangkok to Siem Reap according to previous 12 months data from Trip.com.

Search for direct flights from Bangkok to Siem Reap in the next 3 months. Based on Trip.com's latest 7-day flight data, one-way direct flights start at US$80, and round-trip direct flights start at US$177.

Displayed flight fares from Bangkok to Siem Reap are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Bangkok to Siem Reap Flight Details

The distance between Bangkok and Siem Reap is about 359.87 km. The average flying time from Bangkok to Siem Reap is around 1 hour 19 minutes.

Cheapest one-way flight priceUS$80
Cheapest return ticket priceUS$177
Flight distance359.87 km
Average flight time1 hour 19 minutes
Popular airlineThai AirAsia
Flight statistics for the Bangkok–Siem Reap route are based on aggregated booking data from Trip.com over the past 12 months.

Frequently Asked Questions

  • What are the cheapest flights from Bangkok to Siem Reap (BKK-SAI)?

    Based on Trip.com data, Thai AirAsia offers one-way fares as low as US$80 on Cheapest nonstop routes (e.g. DMK to SAI on Wed, Apr 8), while Thai AirAsia offers Cheapest nonstop round-trips from US$177 departing on Sat, Mar 21 and returning on Thu, Mar 26.
  • At the moment, you can catch a nonstop flight from Bangkok to Siem Reap with the following airlines, including: Thai AirAsia Emirates Thai Airways Bangkok Airways Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.
  • It takes about 1 hour 18 minutes to fly from Bangkok to Siem Reap.
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Bangkok to Siem Reap is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • Based on Trip.com data in the past 4 weeks, there is 68 flight per week flying from Bangkok to Siem Reap. You can check the weekly schedule for popular airlines on this route below: Thai Airways: S/M/T/W/T/F/S -- TG7084 (07:53)
  • To find best deals on flights from Bangkok to Siem Reap, you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Wed, Apr 8, with one-way flights priced at just US$80.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Thai AirAsia.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Get exclusive promo codes for Trip.com app users.
  • After crunching the numbers on our March flight calendar, it's currently cheapest to fly from Bangkok to Siem Reap on March 29, 2026 with Thai AirAsia, with prices starting at US$81.
  • You can land at any one of the following hubs in Siem Reap, with Don Mueang International Airport to Siem Reap Angkor International Airport (DMK-SAI) is by far the most common option on this route: Siem Reap Angkor International Airport (SAI).
  • The time difference between Siem Reap and Bangkok is 0h.
  • Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.

Trip.com Airline Insights on Flights from Bangkok to Siem Reap

Which airline offers the cheapest direct flights from Bangkok to Siem Reap?

Data is based on the average price of all nonstop flights from Bangkok to Siem Reap on Trip.com over the past 12 months.

Based on Trip.com’s data from the past 12 months, Air Cambodia provides the lowest-priced direct flights from Bangkok to Siem Reap, with fares starting at US$111.

US$18
US$111
US$204
US$297
US$390
Air Cambodia
US$111
Air Cambodia
Thai AirAsia
US$137
Thai AirAsia
Emirates
US$158
Emirates
Thai Airways
US$179
Thai Airways
Bangkok Airways
US$236
Bangkok Airways
Vietnam Airlines
US$390
Vietnam Airlines

Which airline operates the most flights from Bangkok to Siem Reap?

Total flights from Bangkok to Siem Reap across all airlines. (Based on Trip.com data from the past month)

Based on Trip.com’s data from the past month, Thai Airways/Turkish Airlines operates the most frequent flights from Bangkok to Siem Reap, with 31 flights per week.

19
23
27
31
Thai Airways
31
Thai Airways
Turkish Airlines
31
Turkish Airlines
Qantas Airways
25
Qantas Airways
Qatar Airways
23
Qatar Airways
Thai AirAsia
23
Thai AirAsia
Finnair
23
Finnair

How many flights fly from Bangkok to Siem Reap daily?

The data is based on the flight numbers for each day of the week from Bangkok to Siem Reap within the Trip.com database over the past month.

Based on the past month's historical data from Trip.com, the number of flights from Bangkok to Siem Reap is the highest on Saturday and the lowest on Wednesday.

211
187
162
138
Highest
164
Mon
172
Tue
162
Wed
172
Thu
205
Fri
211
Sat
197
Sun

Note: Prices shown on this page are the estimated lowest prices found in the last 24 hours and include all taxes and fees.

Book with no extra fees

Prices displayed on this page are all-inclusive (incl. taxes, fuel surcharges, Civil Aviation Development Fund, etc.), and all fees are clearly shown before you pay. Charges for checked baggage, onboard meals, Wi‑Fi, and other optional services are also included where applicable in the flight cards.

Real-time pricing updates

Prices, availability, and travel details on this page have been updated within the last 24 hours, and for many routes are refreshed in real time. The more popular the route, the more accurate and up-to-date the data.

Change & Cancellation Policy

Trip.com shows the change and cancellation rules for each ticket during the booking process, including all related fees and conditions. Please refer to the following scenarios:
Voluntary cancellation/change:
To request a change or cancellation, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and flight segment, and submit your request. Please note that additional charges may apply based on the airline’s fare rules.
Cancellation/change due to a flight schedule change:
If your flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For full details of change and cancellation policies, please refer to the customer support pages.