Cheapest return flights from London to Hanoi in May from 375€

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

Return flights

18 May - 21 May Etihad Airways
18 May - 26 May Etihad Airways
29 May - 01 Jun Etihad Airways
18 May - 24 May Etihad Airways
18 May - 25 May Etihad Airways
30 May - 06 Jun Etihad Airways
03 May - 10 May Shenzhen Airlines
18 May - 18 Jun Etihad Airways
01 May - 17 May Hainan Airlines
17 May - 18 Jun Shenzhen Airlines
25 May - 16 Jun Shenzhen Airlines
18 May - 30 Jun Etihad Airways
18 May - 15 Jun Etihad Airways
18 May - 11 Jun Etihad Airways
18 May - 23 Jun Etihad Airways
25 May - 11 Jun Shenzhen Airlines
18 May - 30 May Etihad Airways
08 May - 17 May Hainan Airlines
08 May - 21 May Hainan Airlines
01 May - 21 May Hainan Airlines

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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