Cheapest return flights from Hanoi to Bangkok in September from $117

Best time to book flights for Hanoi (HAN) to Bangkok (DMK) flights at AirHint

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

Return flights

09 Sep - 29 Sep Thai AirAsia direct
09 Sep - 15 Sep Thai AirAsia direct
07 Sep - 15 Sep Thai AirAsia direct
11 Sep - 29 Sep Thai AirAsia direct
11 Sep - 15 Sep Thai AirAsia direct
09 Sep - 11 Sep Thai AirAsia direct
09 Sep - 14 Sep Thai AirAsia direct
09 Sep - 27 Sep Thai AirAsia direct
09 Sep - 10 Sep Thai AirAsia direct
09 Sep - 16 Sep Thai AirAsia direct
11 Sep - 01 Oct Thai AirAsia direct
11 Sep - 02 Oct Thai AirAsia direct
13 Sep - 02 Oct Thai AirAsia direct
16 Sep - 02 Oct Thai AirAsia direct
12 Sep - 01 Oct Thai AirAsia direct
12 Sep - 02 Oct Thai AirAsia direct
19 Sep - 05 Oct Thai AirAsia direct
19 Sep - 01 Oct Thai AirAsia direct
19 Sep - 04 Oct Thai AirAsia direct
19 Sep - 09 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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