Cheapest return flights from Hanoi to London in May from $654

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

Return flights

17 May - 20 May Hainan Airlines
24 May - 03 Jun Hainan Airlines
14 May - 17 May China Southern
21 May - 04 Jun China Southern
24 May - 31 May Hainan Airlines
17 May - 14 Jun Hainan Airlines
20 May - 01 Jun China Southern
08 May - 16 May China Southern
13 May - 17 May China Southern
15 May - 21 May China Southern
12 May - 19 May China Southern
13 May - 20 May China Southern
03 May - 17 May Hainan Airlines
31 May - 07 Jun Hainan Airlines
17 May - 24 Jun Hainan Airlines
16 May - 13 Jun China Southern
30 May - 08 Jun Vietravel Airlines
17 May - 31 May China Southern
24 May - 21 Jun China Southern
24 May - 10 Jun China Southern

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

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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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