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

Return flights

31 Dec - 12 Jan	IndiGo	direct
30 Dec - 08 Jan	IndiGo	direct
07 Dec - 11 Dec	Thai Lion Air
16 Dec - 23 Dec	IndiGo
17 Dec - 24 Dec	Thai Lion Air
02 Dec - 11 Dec	IndiGo
29 Dec - 11 Jan	IndiGo
03 Dec - 12 Dec	Air India
30 Dec - 12 Jan	Akasa Air
30 Dec - 10 Jan	IndiGo
19 Dec - 10 Jan	Thai Lion Air
29 Dec - 07 Jan	IndiGo
30 Dec - 11 Jan	IndiGo
29 Dec - 11 Jan	IndiGo	direct
06 Dec - 12 Dec	Thai AirAsia X
28 Dec - 11 Jan	Thai Lion Air
12 Dec - 25 Dec	Akasa Air
14 Dec - 23 Dec	Thai Lion Air
07 Dec - 14 Dec	Thai Lion Air
06 Dec - 10 Dec	Thai AirAsia X

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 224€

Return flights