Cheapest return flights from London to Hanoi in May from $670

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

Return flights

10 May - 20 May Air China
14 May - 31 May Air China
08 May - 18 May SWISS
06 May - 19 May Etihad Airways
13 May - 30 May Air China
06 May - 18 May Etihad Airways
31 May - 15 Jun Air China
01 May - 09 May Etihad Airways
03 May - 10 May Etihad Airways
10 May - 24 May Etihad Airways
23 May - 02 Jun China Southern
06 May - 27 May China Southern
22 May - 02 Jun China Southern
17 May - 01 Jun China Southern
24 May - 01 Jun China Southern
11 May - 01 Jun China Southern
30 May - 13 Jun Etihad Airways
31 May - 29 Jun Malaysia Airlines
29 May - 26 Jun Malaysia Airlines
24 May - 01 Jun Vietnam Airlines direct

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