Cheapest return flights from Hanoi to London in May from $697

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

Return flights

12 May - 26 May China Southern
13 May - 27 May China Southern
25 May - 01 Jun China Southern
22 May - 29 May China Southern
04 May - 20 May Air China
22 May - 11 Jun China Southern
01 May - 17 May Cathay Pacific
24 May - 31 May Vietnam Airlines direct

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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