Cheapest return flights from Hanoi to Bangkok in September from $112

AirHint found the following cheapest return flights from Hanoi (HAN) to Bangkok (DMK) in September 2025 (see full year).

Return flights

19 Sep - 26 Sep Thai AirAsia direct
19 Sep - 25 Sep Thai AirAsia direct
19 Sep - 24 Sep Thai AirAsia direct
19 Sep - 29 Sep Thai AirAsia direct
23 Sep - 26 Sep Thai AirAsia direct
23 Sep - 25 Sep Thai AirAsia direct
23 Sep - 24 Sep Thai AirAsia direct
23 Sep - 29 Sep Thai AirAsia direct
07 Sep - 26 Sep Thai AirAsia direct
07 Sep - 25 Sep Thai AirAsia direct
19 Sep - 03 Oct Thai AirAsia direct
23 Sep - 03 Oct Thai AirAsia direct
19 Sep - 06 Oct Thai AirAsia direct
19 Sep - 07 Oct Thai AirAsia direct
23 Sep - 06 Oct Thai AirAsia direct
23 Sep - 07 Oct Thai AirAsia direct
12 Sep - 03 Oct Thai AirAsia direct
25 Sep - 14 Oct Thai AirAsia direct
25 Sep - 03 Oct Thai AirAsia direct
25 Sep - 06 Oct Thai AirAsia direct

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