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

Return flights

09 Mar - 15 Mar	China West Air
06 Mar - 22 Mar	HK Express
18 Mar - 08 Apr	China Eastern
19 Mar - 26 Mar	China Eastern
27 Mar - 19 Apr	China Eastern
30 Mar - 08 Apr	IndiGo
26 Mar - 04 Apr	China West Air
06 Mar - 13 Mar	VietJet Air
27 Mar - 05 Apr	China Eastern
17 Mar - 07 Apr	Emirates
06 Mar - 13 Apr	Emirates
31 Mar - 12 Apr	Emirates
28 Mar - 04 Apr	Emirates
29 Mar - 05 Apr	Emirates
13 Mar - 20 Mar	Emirates
04 Mar - 18 Mar	Emirates
11 Mar - 25 Mar	Emirates
11 Mar - 23 Mar	Emirates
02 Mar - 15 Mar	Emirates
18 Mar - 31 Mar	Emirates

Also check the deals for one-way flights from Hanoi to London 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 Hanoi to London in March from 509€

Return flights