Cheap flights from Bangkok to Siem Reap

View AU$128 flight on Fri, 12 Sep. 2025Opens in a new window

Popular airlines from Bangkok to Siem Reap

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Cheap Flights from Bangkok (BKK) to Siem Reap (SAI)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Thai AirAsia
Thu, 21 Aug. - Sun, 24 Aug.
DMK
Bangkok
SAI
Siem Reap
AU$283 Return, found 15 hours ago
AU$283
Return
found 15 hours ago
Select Thai AirAsia flight, departing Thu, 21 Aug. from Bangkok to Siem Reap, returning Sun, 24 Aug., priced at AU$283 found 15 hours ago
Thai AirAsia
Wed, 20 Aug. - Wed, 27 Aug.
DMK
Bangkok
SAI
Siem Reap
AU$284 Return, found 1 day ago
AU$284
Return
found 1 day ago
Select Thai AirAsia flight, departing Wed, 20 Aug. from Bangkok to Siem Reap, returning Wed, 27 Aug., priced at AU$284 found 1 day ago
Thai Airways International
Wed, 8 Oct. - Sun, 12 Oct.
BKK
Bangkok
SAI
Siem Reap
AU$332 Return, found 5 days ago
AU$332
Return
found 5 days ago
Select Thai Airways International flight, departing Wed, 8 Oct. from Bangkok to Siem Reap, returning Sun, 12 Oct., priced at AU$332 found 5 days ago
Emirates
Thu, 28 Aug. - Sat, 6 Sep.
BKK
Bangkok
SAI
Siem Reap
AU$378 Return, found 2 days ago
AU$378
Return
found 2 days ago
Select Emirates flight, departing Thu, 28 Aug. from Bangkok to Siem Reap, returning Sat, 6 Sep., priced at AU$378 found 2 days ago
Vietnam Airlines
Thu, 28 Aug. - Mon, 1 Sep.
BKK
Bangkok
SAI
Siem Reap
AU$454 Return, found 2 days ago
AU$454
Return
found 2 days ago
Select Vietnam Airlines flight, departing Thu, 28 Aug. from Bangkok to Siem Reap, returning Mon, 1 Sep., priced at AU$454 found 2 days ago
Bangkok Airways
Tue, 14 Oct. - Fri, 17 Oct.
BKK
Bangkok
SAI
Siem Reap
AU$464 Return, found 6 hours ago
AU$464
Return
found 6 hours ago
Select Bangkok Airways flight, departing Tue, 14 Oct. from Bangkok to Siem Reap, returning Fri, 17 Oct., priced at AU$464 found 6 hours ago

Find the cheapest month to fly from Bangkok (BKK) to Chi Kraeng (SAI)

December is typically the cheapest month to fly

From AU$185 - AU$375 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.