AirHint found the following cheapest return flights from Mumbai (BOM) to Hanoi (HAN) in December 2025 (see full year).

Return flights

30 Dec - 11 Jan	Vietnam Airlines	direct
29 Dec - 07 Jan	VietJet Air
29 Dec - 03 Jan	VietJet Air
31 Dec - 28 Jan	VietJet Air
31 Dec - 27 Jan	VietJet Air
31 Dec - 08 Jan	VietJet Air
29 Dec - 06 Jan	VietJet Air
31 Dec - 06 Jan	VietJet Air
31 Dec - 26 Jan	VietJet Air
21 Dec - 25 Dec	VietJet Air
29 Dec - 05 Jan	VietJet Air
29 Dec - 31 Dec	VietJet Air
24 Dec - 28 Dec	VietJet Air
19 Dec - 23 Dec	VietJet Air
19 Dec - 22 Dec	VietJet Air
22 Dec - 25 Dec	VietJet Air
27 Dec - 31 Dec	IndiGo
22 Dec - 26 Dec	VietJet Air
22 Dec - 27 Dec	VietJet Air
27 Dec - 30 Dec	IndiGo

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

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 return flights from Mumbai to Hanoi in December from 265€

Return flights