AirHint found the following cheapest one-way flights from Hanoi (HAN) to Bangkok (DMK) in August 2025 (see full year).

One-Way flights

01 Aug	Thai AirAsia	direct
03 Aug	Thai AirAsia	direct
09 Aug	Thai AirAsia	direct
22 Aug	Thai AirAsia	direct
14 Aug	Thai AirAsia	direct
05 Aug	Thai AirAsia	direct
27 Aug	Thai AirAsia	direct
20 Aug	Thai AirAsia	direct
26 Aug	Thai AirAsia	direct
18 Aug	Thai AirAsia	direct

Also check the deals for return flights from Hanoi to Bangkok in August.

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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Cheapest one-way flights from Hanoi to Bangkok in August from 45€

One-Way flights