Cheapest return flights from Siem-reap to Phnom-penh in September from $114

Best time to book flights for Siem-reap (REP) to Phnom-penh (PNH) flights at AirHint

AirHint found the following cheapest return flights from Siem-reap (REP) to Phnom-penh (PNH) in September 2025 (see full year).

Return flights

08 Sep - 12 Sep AirAsia Cambodia direct
17 Sep - 30 Sep AirAsia Cambodia direct
06 Sep - 08 Sep AirAsia Cambodia direct
06 Sep - 12 Sep AirAsia Cambodia direct
03 Sep - 08 Sep AirAsia Cambodia direct
03 Sep - 12 Sep AirAsia Cambodia direct
17 Sep - 02 Oct AirAsia Cambodia direct
17 Sep - 07 Oct AirAsia Cambodia direct
28 Sep - 02 Oct AirAsia Cambodia direct
28 Sep - 09 Oct AirAsia Cambodia direct
28 Sep - 30 Sep AirAsia Cambodia direct
28 Sep - 07 Oct AirAsia Cambodia direct
08 Sep - 29 Sep AirAsia Cambodia direct
08 Sep - 26 Sep AirAsia Cambodia direct
13 Sep - 30 Sep AirAsia Cambodia direct
13 Sep - 02 Oct AirAsia Cambodia direct
17 Sep - 06 Oct AirAsia Cambodia direct
17 Sep - 03 Oct AirAsia Cambodia direct
17 Sep - 08 Oct AirAsia Cambodia direct
28 Sep - 15 Oct AirAsia Cambodia direct

Also check the deals for one-way flights from Siem-reap to Phnom-penh in September.

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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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