AirHint found the following cheapest return flights from Delhi (DEL) to Hanoi (HAN) in January 2026 (see full year).

Return flights

09 Jan - 18 Jan	IndiGo	direct
12 Jan - 20 Jan	IndiGo	direct
14 Jan - 20 Jan	IndiGo	direct
15 Jan - 19 Jan	IndiGo	direct
27 Jan - 31 Jan	Thai AirAsia X
20 Jan - 29 Jan	Thai AirAsia X
22 Jan - 23 Jan	Thai AirAsia X
12 Jan - 15 Jan	IndiGo	direct
30 Jan - 10 Feb	VietJet Air
13 Jan - 18 Jan	IndiGo	direct
07 Jan - 12 Jan	IndiGo	direct
19 Jan - 02 Feb	IndiGo
16 Jan - 12 Feb	IndiGo
12 Jan - 06 Feb	IndiGo
30 Jan - 10 Feb	VietJet Air	direct
28 Jan - 03 Feb	Akasa Air
30 Jan - 03 Feb	Akasa Air
31 Jan - 03 Feb	Akasa Air
31 Jan - 09 Feb	Akasa Air
24 Jan - 03 Feb	Akasa Air

Also check the deals for one-way flights from Delhi to Hanoi in January.

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 January from $226

Return flights