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

Return flights

30 Dec - 08 Jan	IndiGo	direct
31 Dec - 08 Jan	IndiGo	direct
29 Dec - 08 Jan	IndiGo	direct
31 Dec - 06 Jan	IndiGo
02 Dec - 12 Dec	Thai AirAsia X
02 Dec - 11 Dec	Thai AirAsia X
06 Dec - 12 Dec	Thai AirAsia X
29 Dec - 07 Jan	IndiGo
31 Dec - 05 Jan	IndiGo
12 Dec - 25 Dec	Akasa Air
29 Dec - 06 Jan	IndiGo
29 Dec - 12 Jan	IndiGo
02 Dec - 10 Dec	Thai AirAsia X
08 Dec - 13 Dec	Thai AirAsia X
05 Dec - 11 Dec	Thai AirAsia X
15 Dec - 23 Dec	Thai AirAsia X
15 Dec - 25 Dec	Thai AirAsia X
31 Dec - 06 Jan	IndiGo	direct
31 Dec - 05 Jan	IndiGo	direct
01 Dec - 26 Dec	VietJet Air

Also check the deals for one-way flights from Delhi 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 Delhi to Hanoi in December from $280

Return flights