Cheapest return flights from Hanoi to Bangkok in December from $138

AirHint found the following cheapest return flights from Hanoi (HAN) to Bangkok (BKK) in December 2026 (see full year).

Return flights

14 Dec - 20 Dec VietJet Air direct
27 Dec - 31 Dec Vietnam Airlines
06 Dec - 09 Dec Vietnam Airlines direct
03 Dec - 06 Dec Vietnam Airlines direct
04 Dec - 06 Dec Vietnam Airlines direct
27 Dec - 31 Dec Vietnam Airlines direct
28 Dec - 07 Jan Thai Airways direct
29 Dec - 07 Jan Thai Airways direct
25 Dec - 02 Jan Thai Airways direct
01 Dec - 06 Jan Thai Airways direct

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

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