Cheapest return flights from Siem-reap to Hanoi in September from $288

Best time to book flights for Siem-reap (REP) to Hanoi (HAN) flights at AirHint

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

Return flights

24 Sep - 01 Oct Thai AirAsia
24 Sep - 26 Sep Thai AirAsia
23 Sep - 01 Oct Thai AirAsia
11 Sep - 01 Oct Thai AirAsia
23 Sep - 26 Sep Thai AirAsia
11 Sep - 26 Sep Thai AirAsia
24 Sep - 27 Sep Thai AirAsia
29 Sep - 01 Oct Thai AirAsia
24 Sep - 06 Oct Thai AirAsia
24 Sep - 25 Sep Thai AirAsia
24 Sep - 08 Oct Thai AirAsia
24 Sep - 07 Oct Thai AirAsia
23 Sep - 27 Sep Thai AirAsia
23 Sep - 06 Oct Thai AirAsia
11 Sep - 27 Sep Thai AirAsia
11 Sep - 21 Sep Thai AirAsia
06 Sep - 26 Sep Thai AirAsia
23 Sep - 25 Sep Thai AirAsia
23 Sep - 08 Oct Thai AirAsia
23 Sep - 07 Oct Thai AirAsia

Also check the deals for one-way flights from Siem-reap to Hanoi 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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