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Cheap Flights from Siem Reap to Bangkok

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Compare Siem Reap to Bangkok Suvarnabhumi flight deals

Find the cheapest month or even day of the year to fly to Bangkok Suvarnabhumi

Book the best Bangkok Suvarnabhumi fare with no extra fees

Flight deals from Siem Reap to Bangkok Suvarnabhumi

Looking for a cheap last-minute deal or the best return flight from Siem Reap to Bangkok Suvarnabhumi? Find the lowest prices on one-way and return tickets right here.
Bangkok.$318 per passenger.Departing Fri, 5 Sep, returning Fri, 12 Sep.Return flight with Cambodia Angkor Air and Bangkok Airways.Outbound indirect flight with Cambodia Angkor Air, departs from Siem Reap–Angkor on Fri, 5 Sep, arriving in Bangkok Suvarnabhumi.Inbound indirect flight with Bangkok Airways, departs from Bangkok Suvarnabhumi on Fri, 12 Sep, arriving in Siem Reap–Angkor .Price includes taxes and charges.From $318, select.
Bangkok.$319 per passenger.Departing Sat, 10 May, returning Mon, 19 May.Return flight with Cambodia Angkor Air and Bangkok Airways.Outbound indirect flight with Cambodia Angkor Air, departs from Siem Reap–Angkor on Sat, 10 May, arriving in Bangkok Suvarnabhumi.Inbound indirect flight with Bangkok Airways, departs from Bangkok Suvarnabhumi on Mon, 19 May, arriving in Siem Reap–Angkor .Price includes taxes and charges.From $319, select.
Bangkok.$323 per passenger.Departing Sat, 10 May, returning Mon, 19 May.Return flight with Bangkok Airways.Outbound direct flight with Bangkok Airways departs from Siem Reap–Angkor on Sat, 10 May, arriving in Bangkok Suvarnabhumi.Inbound direct flight with Bangkok Airways departs from Bangkok Suvarnabhumi on Mon, 19 May, arriving in Siem Reap–Angkor .Price includes taxes and charges.From $323, select.
Bangkok.$323 per passenger.Departing Fri, 5 Sep, returning Fri, 12 Sep.Return flight with Bangkok Airways.Outbound direct flight with Bangkok Airways departs from Siem Reap–Angkor on Fri, 5 Sep, arriving in Bangkok Suvarnabhumi.Inbound direct flight with Bangkok Airways departs from Bangkok Suvarnabhumi on Fri, 12 Sep, arriving in Siem Reap–Angkor .Price includes taxes and charges.From $323, select.
Bangkok.$325 per passenger.Departing Tue, 24 Jun, returning Tue, 24 Jun.Return flight with Bangkok Airways.Outbound direct flight with Bangkok Airways departs from Siem Reap–Angkor on Tue, 24 Jun, arriving in Bangkok Suvarnabhumi.Inbound direct flight with Bangkok Airways departs from Bangkok Suvarnabhumi on Tue, 24 Jun, arriving in Siem Reap–Angkor .Price includes taxes and charges.From $325, select.
Bangkok.$341 per passenger.Departing Mon, 21 Apr, returning Sat, 26 Apr.Return flight with AirAsia Cambodia and Thai VietJet Air.Outbound indirect flight with AirAsia Cambodia, departs from Siem Reap–Angkor on Mon, 21 Apr, arriving in Bangkok Suvarnabhumi.Inbound indirect flight with Thai VietJet Air, departs from Bangkok Suvarnabhumi on Sat, 26 Apr, arriving in Siem Reap–Angkor .Price includes taxes and charges.From $341, select.
Bangkok.$349 per passenger.Departing Mon, 13 Oct, returning Thu, 16 Oct.Return flight with Thai Airways.Outbound direct flight with Thai Airways departs from Siem Reap–Angkor on Mon, 13 Oct, arriving in Bangkok Suvarnabhumi.Inbound direct flight with Thai Airways departs from Bangkok Suvarnabhumi on Thu, 16 Oct, arriving in Siem Reap–Angkor .Price includes taxes and charges.From $349, select.
Bangkok.$351 per passenger.Departing Sat, 29 Mar, returning Sat, 5 Apr.Return flight with Cambodia Angkor Air and Thai VietJet Air.Outbound indirect flight with Cambodia Angkor Air, departs from Siem Reap–Angkor on Sat, 29 Mar, arriving in Bangkok Suvarnabhumi.Inbound indirect flight with Thai VietJet Air, departs from Bangkok Suvarnabhumi on Sat, 5 Apr, arriving in Siem Reap–Angkor .Price includes taxes and charges.From $351, select.

Find the cheapest month to fly from Siem Reap to Bangkok Suvarnabhumi

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Siem Reap to Bangkok Suvarnabhumi flights are currently cheapest in September.
Mar
from $369
Apr
from $341
May
from $319
Jun
from $325
Jul
from $372
Aug
from $370
Sep
from $318
Oct
from $349
Nov
from $366
Dec
from $367
Jan
from $434
Feb
Find prices

Direct flights from Siem Reap to Bangkok Suvarnabhumi

Siem Reap to Bangkok Suvarnabhumi: Alternative routes

Compare routes from Siem Reap to Bangkok below. You may find an airport to fly into that's cheaper, faster, or easier than Bangkok Suvarnabhumi.

Siem Reap to Bangkok: Flight information

The things to know before you go.
Cheapest flight found$318
Cheapest month to flySeptember
Average flight time1 hr, 22 mins
Most popular airlineThai Airways
Average flights per week334

Finding cheap flights from Siem Reap to Bangkok Suvarnabhumi: Frequently asked questions

The best price we found for a return flight from Siem Reap to Bangkok Suvarnabhumi is $318. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
1 hour and 22 minutes is the average flight time from Siem Reap to Bangkok Suvarnabhumi.
Thai Airways, Qatar Airways and Bangkok Airways fly direct from Siem Reap to Bangkok Suvarnabhumi.
As of March 2025, there are 334 flights per week flying from Siem Reap to Bangkok Suvarnabhumi.
The cheapest month to fly from Siem Reap to Bangkok Suvarnabhumi is usually March 2025.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Siem Reap to Bangkok Suvarnabhumi Airport on Friday, 5 September 2025.
Yes – the average flight time is 1 hour and 22 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Bangkok Suvarnabhumi but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Bangkok is around 40 days in advance, so don’t leave your flight to the last minute.

How to find cheap flights to Bangkok Suvarnabhumi from Siem Reap

Looking for cheap tickets from Siem Reap to Bangkok Suvarnabhumi? Here are a few tips on how to secure the best flight price and make your journey as smooth as possible.

  • Simply hit 'search'. From British Airways to international carriers like Emirates, we compare all major airlines along with the most popular online travel agents to find the cheapest plane tickets from Siem Reap to Bangkok Suvarnabhumi. And with us there are no hidden fees - what you see is what you pay.
  • Compare flight deals to Bangkok Suvarnabhumi from Siem Reap from over 1,000 providers. Then choose the cheapest or fastest plane tickets.
  • Flex your dates to find the best Siem Reap-Bangkok Suvarnabhumi ticket prices. If you are flexible when it comes to your travel dates, use Skyscanner's 'Whole month' tool to find the cheapest month, and even day to fly to Bangkok Suvarnabhumi from Siem Reap.
  • Set up a Price Alert. You can easily track the fare of your cheap Siem Reap-Bangkok Suvarnabhumi flights by creating an alert. Whenever prices go down or up, you'll get an email or push notification to help make sure you get the best possible flight deal.
  • Fly without stops. Only interested in direct flights between Siem Reap and Bangkok Suvarnabhumi? Make sure to tick 'Direct flights only' when performing a search. If there are direct flights available on the route, these will appear in the results.
  • Find the cheapest Business class flights from Siem Reap and Bangkok Suvarnabhumi. We scour the internet for the best Business, Premium Economy and First Class flight fares to Bangkok Suvarnabhumi, too. Check the difference in price as you search – you might just chance upon a last-minute low fare. Note that not all cabin classes are available for every destination or airline.
  • Include nearby airports in your search. Widen your search for Siem Reap to Bangkok Suvarnabhumi flight deals by selecting the "add nearby airports" option. This will allow you to see flight prices for all the nearest airports at your departure point and your destination and could help you save next time you travel.

    • Combine your flight to Bangkok Suvarnabhumi from Siem Reap with hotels and car hire

    Once you've secured your cheap flight ticket from Siem Reap to Bangkok Suvarnabhumi, discover the best prices and exclusive rates for hotels in Bangkok Suvarnabhumi or nearby. You can also compare hundreds of car hire companies in one go so that you get the best car hire price for your trip.


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Plan the rest of your trip from Siem Reap to Bangkok

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.