Cheap flights from Bangkok to Siem Reap

Suvarnabhumi
BKK
Siem Reap
SAI

Flight deals from Bangkok to Siem Reap

Below you can see the best deals on flights Bangkok — Siem Reap for upcoming dates. Direct and connecting flights from various airlines — compare prices and choose the right ticket.

The lowest price for the next 2 months is on 5 October, from $85.

Top 10 cheap flights from Bangkok to Siem Reap

FD
$ 94

Bangkok — Siem Reap

15:10—16:10
14 Sep 2026
1 h
Direct flight
FD
$ 94

Bangkok — Siem Reap

10:05—11:10
14 Sep 2026
1 h 5 m
Direct flight
FD
$ 94

Bangkok — Siem Reap

10:05—11:10
5 Sep 2026
1 h 5 m
Direct flight
FD
$ 94

Bangkok — Siem Reap

10:05—11:10
29 Aug 2026
1 h 5 m
Direct flight
FD
$ 94

Bangkok — Siem Reap

10:05—11:10
28 Aug 2026
1 h 5 m
Direct flight
FD
$ 94

Bangkok — Siem Reap

15:10—16:10
6 Sep 2026
1 h
Direct flight
FD
$ 94

Bangkok — Siem Reap

10:05—11:10
9 Sep 2026
1 h 5 m
Direct flight
FD
$ 94

Bangkok — Siem Reap

10:05—11:10
3 Sep 2026
1 h 5 m
Direct flight
FD
$ 94

Bangkok — Siem Reap

15:10—16:10
7 Sep 2026
1 h
Direct flight
FD
$ 94

Bangkok — Siem Reap

15:10—16:10
11 Sep 2026
1 h
Direct flight

Prices were found in the last 72 hours and may change — check the exact price when you continue.

About the Bangkok — Siem Reap flight

Looking for cheap flights from Bangkok to Siem Reap? Compare fares from different airlines, check the flight schedule and travel time — and book your Bangkok — Siem Reap ticket online at the best price.

The route has direct flights — around 104 flights per week, flights are operated by Bangkok Airways, Thai AirAsia, Etihad, Qatar Airways and 8 more airlines, a nonstop flight takes about 1 h, the distance between the cities is around 366 km.

Planning your trip? You may find our Siem Reap travel guide, how to get from the airport into town and Siem Reap weather forecast useful. To catch a low fare, use the low-price calendar and the monthly price chart on this page.

Facts about this route

from $78Min. price
FebruaryCheapest
MayPeak season
YesDirect flights
366 kmDistance
1 hTravel time
20Airlines
104 / wkFlights

Flight schedule from Bangkok to Siem Reap

The table shows direct flights from Bangkok to Siem Reap on the selected date. The flight takes approximately 1 h. Regular flights are operated by Bangkok Airways, Thai AirAsia, Etihad and Qatar Airways. Departures from Suvarnabhumi Airport and Don Mueang International Airport airports, arrivals at Siem Reap International Airport.

For each flight, the following details are shown: departure time (local), arrival city and airport, flight number and airline, terminal or gate, and status. Click on a flight to open its details and go to ticket search. To view flights on a different day, change the date above the table.

Today
Any time
Last update: 14 Aug 2026

Flight ticket prices by day: Bangkok — Siem Reap

Below is a calendar of the lowest flight ticket prices for Bangkok — Siem Reap by day. Pick a convenient date and instantly see the fare. The cheapest flights on this route start from $78 in February, and the most expensive are around $121 in May. If your travel dates are flexible, the calendar will help you find the best price for your preferred period. To view round-trip fares, switch to the "Round trip" tab above the calendar, select your departure date — and the right-hand calendar will highlight the lowest prices for return flights on each day.

 
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Prices by month

Average one-way fares from Bangkok to Siem Reap by month. Tickets are usually cheapest in September (around $86) and priciest in December (about $138) — use the table and chart below to pick the best time to fly.

MonthAverage priceLevelMonthAverage priceLevelMonthAverage priceLevel
Jan$132highMay$96lowSep$86low
Feb$132highJun$90lowOct$108medium
Mar$114mediumJul$94lowNov$126high
Apr$114mediumAug$94lowDec$138high

Some values are estimated based on seasonality.

When to fly

Weather in Siem Reap: it is warmest in April (up to 35 °C on average) and coolest in December (around 30 °C). The driest month is January.

Tickets are usually cheapest in February and most expensive in May. Compare prices and weather by month in the charts below to pick the best time to fly.

Temperature · Siem Reap

Dry and wet days · Siem Reap

Wind speed and direction · Siem Reap

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How to get the best deal on a Bangkok — Siem Reap ticket

  • Book ahead: fares for Bangkok — Siem Reap are usually lower 3–8 weeks before departure than at the last minute.
  • Play with your dates — Tuesday, Wednesday and Saturday departures are often cheaper than Friday and Sunday.
  • Bangkok is served by more than one airport — compare fares and travel time to each before you book.
  • The cheapest month to fly to Siem Reap is usually February — plan your trip around it if your dates are flexible.
  • Compare direct and connecting flights: nonstop is faster, while a connection is sometimes noticeably cheaper.
  • Watch the low-price calendar and the monthly price trend on this page — they make it easier to catch a good date.
  • Travelling light? Pick a cabin-baggage-only fare — tickets without checked luggage are noticeably cheaper.
  • Get to the airport in good time — about 2–3 hours before an international departure and roughly an hour before a domestic one.

Airlines

Flights on the Bangkok — Siem Reap route are operated by 12 airlines; Bangkok Airways runs the most flights (around 40% of all flights). Compare carriers, flight shares and schedules below.

  • Bangkok AirwaysPG
    14x/week
    WebsiteFleet: 254.3M pax/year
    • Direct flight BKK → SAI14x/week
      Duration
      1h 20m
      Days
      MTWTFSS
    40.4%Open →
  • Thai AirAsiaFD
    9x/week
    WebsiteFleet: 5618.9M pax/year
    • Direct flight DMK → SAI9x/week
      Duration
      1h 3m
      Days
      MTWTFSS
    26.9%Open →
  • EtihadEY
    1x/week
    WebsiteFleet: 9714M pax/year
    • Direct flight BKK → SAI1x/week
      Days
      MTWTFSS
    2.9%Open →
  • Qatar AirwaysQR
    1x/week
    WebsiteFleet: 26640M pax/year
    • Direct flight BKK → SAI1x/week
      Days
      MTWTFSS
    2.9%Open →
  • Thai AirwaysTG
    1x/week
    WebsiteFleet: 7715M pax/year
    • Direct flight BKK → SAI1x/week
      Days
      MTWTFSS
    2.9%Open →
  • Turkish AirlinesTK
    1x/week
    WebsiteFleet: 49283.4M pax/year
    • Direct flight BKK → SAI1x/week
      Days
      MTWTFSS
    2.9%Open →
  • Japan AirlinesJL
    1x/week
    WebsiteFleet: 14540M pax/year
    • Direct flight BKK → SAI1x/week
      Days
      MTWTFSS
    2.9%Open →
  • QantasQF
    1x/week
    WebsiteFleet: 33646M pax/year
    • Direct flight BKK → SAI1x/week
      Days
      MTWTFSS
    2.9%Open →
  • AirAsiaAK
    1x/week
    WebsiteFleet: 10523.9M pax/year
    • Direct flight DMK → SAI1x/week
      Days
      MTWTFSS
    1.9%Open →
  • FinnairAY
    1x/week
    WebsiteFleet: 7911M pax/year
    • Direct flight BKK → SAI1x/week
      Days
      MTWTFSS
    1.9%Open →
  • AustrianOS
    1x/week
    WebsiteFleet: 6814.6M pax/year
    • Direct flight BKK → SAI1x/week
      Days
      MTWTFSS
    1.9%Open →
  • KLMKL
    1x/week
    WebsiteFleet: 11230.3M pax/year
    • Direct flight BKK → SAI1x/week
    1.9%Open →

Cities and airports on the Bangkok — Siem Reap route

Flights Bangkok — Siem Reap depart from Suvarnabhumi Airport and Don Mueang International Airport and arrive at Siem Reap International Airport. Below are pages for the cities, countries, and airports on the route: airlines, schedules, and travel guides.

Departure

Bangkok

BKK
Thailand
About the cityHow to get thereWeatherAll about the country Thailand
Arrival

Siem Reap

SAI
Cambodia
About the cityHow to get thereWeatherAll about the country Cambodia
Departure airports
Arrival airports

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Frequently asked questions about the Bangkok — Siem Reap flight

How long is the flight from Bangkok to Siem Reap?

A nonstop Bangkok — Siem Reap flight takes about 1 h — the distance between the cities is around 366 km.

How far is it from Bangkok to Siem Reap?

The distance from Bangkok to Siem Reap is about 366 km, which a nonstop flight covers in around 1 h.

Are there direct flights from Bangkok to Siem Reap?

Yes, there are nonstop flights Bangkok — Siem Reap — around 104 flights per week.

Which airlines fly from Bangkok to Siem Reap?

Airlines operating Bangkok — Siem Reap include Bangkok Airways, Thai AirAsia, Etihad, Qatar Airways, Thai Airways. See the full list with schedules in the "Airlines" section on this page.

Which airports do Bangkok — Siem Reap flights use?

Flights from Bangkok depart from Suvarnabhumi Airport, Don Mueang International Airport, and arrive at Siem Reap International Airport. If a city has more than one airport, check which one your ticket uses before you travel.

How much is a ticket from Bangkok to Siem Reap?

The price of a Bangkok — Siem Reap ticket depends on your travel date, season and demand: it is usually cheapest to fly in February, and most expensive in May. Tickets typically cost between $78 and $121. Check the current lowest fare and low-price calendar on this page.

When is the best time to book flights Bangkok — Siem Reap?

Flights Bangkok — Siem Reap are usually cheaper when booked in advance — a few weeks before departure and away from peak dates; the most budget-friendly month to fly is February. Compare prices by month in the price trend chart on this page.

How can I find the cheapest flights from Bangkok to Siem Reap?

To catch a low fare Bangkok — Siem Reap, book a few weeks in advance, keep your dates flexible, and compare airlines and connecting options. The low-price calendar and monthly price chart on this page show the cheapest days and months at a glance: the most budget-friendly month to fly is usually February.

How early should I arrive at the airport?

For international flights, plan to be at the airport about 2–3 hours before departure, and around an hour before a domestic flight. Allow extra time during busy travel seasons and at large hubs, where check-in and security lines can be longer.

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