Cheapest return flights from London to Hanoi in May from $1076

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

Return flights

12 May - 20 May British Airways
12 May - 09 Jun British Airways
11 May - 17 May SWISS
13 May - 19 May SWISS
25 May - 03 Jun SWISS
06 May - 13 May British Airways
11 May - 20 May British Airways
19 May - 09 Jun British Airways
20 May - 03 Jun British Airways
05 May - 19 May British Airways
07 May - 14 May SWISS
06 May - 20 May British Airways
24 May - 10 Jun KLM
09 May - 24 May SWISS
14 May - 28 May British Airways
14 May - 04 Jun British Airways
24 May - 14 Jun KLM
18 May - 03 Jun British Airways
21 May - 04 Jun SWISS
01 May - 01 Jun British Airways

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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