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

Return flights

19 Apr - 26 Apr	Pegasus Airlines
11 Apr - 26 Apr	Ryanair
29 Apr - 10 May	Ryanair
15 Apr - 26 Apr	Pegasus Airlines
20 Apr - 26 Apr	Pegasus Airlines
16 Apr - 26 Apr	Ryanair
13 Apr - 26 Apr	Ryanair
28 Apr - 09 May	Ryanair
24 Apr - 10 May	Pegasus Airlines
12 Apr - 26 Apr	Ryanair
25 Apr - 10 May	Ryanair
24 Apr - 09 May	Pegasus Airlines
22 Apr - 09 May	Ryanair
23 Apr - 10 May	Pegasus Airlines
25 Apr - 09 May	Ryanair
23 Apr - 09 May	Pegasus Airlines
19 Apr - 05 May	Pegasus Airlines
19 Apr - 27 Apr	Pegasus Airlines
10 Apr - 27 Apr	Ryanair
11 Apr - 27 Apr	Ryanair

Also check the deals for one-way flights from London to Hanoi in April.

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 April from 498€

Return flights