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

Return flights

28 Jan - 22 Feb	IndiGo
19 Jan - 21 Jan	China West Air
20 Jan - 28 Jan	VietJet Air
20 Jan - 29 Jan	VietJet Air
21 Jan - 29 Jan	VietJet Air
19 Jan - 15 Feb	Thai AirAsia
22 Jan - 29 Jan	VietJet Air
29 Jan - 05 Feb	Thai AirAsia
24 Jan - 31 Jan	VietJet Air
30 Jan - 12 Feb	Thai AirAsia
31 Jan - 12 Feb	Thai AirAsia
31 Jan - 06 Feb	Thai AirAsia
20 Jan - 30 Jan	VietJet Air
30 Jan - 06 Feb	HK Express
23 Jan - 26 Jan	Emirates
21 Jan - 27 Jan	Emirates
23 Jan - 30 Jan	Emirates

Also check the deals for one-way flights from Hanoi to London 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 Hanoi to London in January from 471€

Return flights