Cheap Flights from Osaka to Siem Reap

View €209 flight on Wed, 20 Aug 2025Opens in a new window

Popular airlines from Osaka to Siem Reap

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Cheap flights from Osaka to Siem Reap (OSA-SAI)

Prices were available within the past 7 days and start at €209 for one-way flights and €436 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Vietjet Air
Fri, 9 Jan - Wed, 14 Jan
KIX
Osaka
SAI
Siem Reap
€436 Return, found 4 days ago
€436
Return
found 4 days ago
Select Vietjet Air flight, departing Fri, 9 Jan from Osaka to Siem Reap, returning Wed, 14 Jan, priced at €436 found 4 days ago
Vietjet Air
Wed, 20 Aug - Sat, 30 Aug
KIX
Osaka
SAI
Siem Reap
€454 Return, found 4 days ago
€454
Return
found 4 days ago
Select Vietjet Air flight, departing Wed, 20 Aug from Osaka to Siem Reap, returning Sat, 30 Aug, priced at €454 found 4 days ago
FlexFlight
Fri, 9 Jan - Wed, 14 Jan
KIX
Osaka
SAI
Siem Reap
€455 Return, found 4 days ago
€455
Return
found 4 days ago
Select FlexFlight flight, departing Fri, 9 Jan from Osaka to Siem Reap, returning Wed, 14 Jan, priced at €455 found 4 days ago
Singapore Airlines
Fri, 9 Jan - Wed, 14 Jan
KIX
Osaka
SAI
Siem Reap
€456 Return, found 4 days ago
€456
Return
found 4 days ago
Select Singapore Airlines flight, departing Fri, 9 Jan from Osaka to Siem Reap, returning Wed, 14 Jan, priced at €456 found 4 days ago
Hahn Air Systems
Fri, 9 Jan - Wed, 14 Jan
KIX
Osaka
SAI
Siem Reap
€485 Return, found 4 days ago
€485
Return
found 4 days ago
Select Hahn Air Systems flight, departing Fri, 9 Jan from Osaka to Siem Reap, returning Wed, 14 Jan, priced at €485 found 4 days ago
Vietnam Airlines
Fri, 9 Jan - Wed, 14 Jan
KIX
Osaka
SAI
Siem Reap
€504 Return, found 4 days ago
€504
Return
found 4 days ago
Select Vietnam Airlines flight, departing Fri, 9 Jan from Osaka to Siem Reap, returning Wed, 14 Jan, priced at €504 found 4 days ago

Find the cheapest month to fly from Osaka (OSA) to Chi Kraeng (SAI)

November is typically the cheapest month to fly

From €267 - €458 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.