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

Return flights

22 Mar - 28 Mar	Ryanair
01 Mar - 14 Mar	Pegasus Airlines
08 Mar - 24 Mar	Ryanair
06 Mar - 24 Mar	Ryanair
12 Mar - 26 Mar	Ryanair
10 Mar - 19 Mar	Pegasus Airlines
02 Mar - 12 Mar	Ryanair
02 Mar - 16 Mar	Ryanair
01 Mar - 28 Mar	Pegasus Airlines
04 Mar - 14 Mar	Ryanair
01 Mar - 26 Apr	Pegasus Airlines
25 Mar - 15 Apr	Ryanair
02 Mar - 13 Apr	Ryanair
15 Mar - 19 Apr	Ryanair
28 Mar - 10 Apr	Ryanair
22 Mar - 01 Apr	Turkish Airlines
21 Mar - 11 Apr	Ryanair
22 Mar - 05 Apr	Ryanair
29 Mar - 19 Apr	Ryanair
29 Mar - 13 Apr	Ryanair

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

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 March from 613€

Return flights