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

Return flights

26 Jan - 04 Feb	Ryanair
26 Jan - 09 Feb	Ryanair
30 Jan - 06 Feb	Ryanair
16 Jan - 23 Jan	Ryanair
24 Jan - 31 Jan	Ryanair
08 Jan - 16 Jan	Ryanair
22 Jan - 01 Feb	Ryanair
26 Jan - 14 Feb	Ryanair
18 Jan - 26 Jan	Ryanair
24 Jan - 07 Feb	Ryanair
29 Jan - 12 Feb	Ryanair
25 Jan - 25 Feb	Ryanair
30 Jan - 07 Feb	Ryanair
29 Jan - 13 Feb	Ryanair
12 Jan - 20 Jan	Ryanair
11 Jan - 18 Jan	Ryanair
17 Jan - 30 Jan	Ryanair
17 Jan - 31 Jan	Ryanair
18 Jan - 27 Jan	Ryanair
08 Jan - 15 Jan	Ryanair

Also check the deals for one-way flights from London 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 London to Hanoi in January from $598

Return flights