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

Return flights

13 May - 20 May	Finnair
13 May - 19 May	Finnair
20 May - 27 May	Finnair
20 May - 02 Jun	Finnair
19 May - 26 May	Finnair
18 May - 31 May	Finnair
17 May - 30 May	Finnair
10 May - 23 May	Finnair
28 May - 06 Jun	Finnair
25 May - 06 Jun	Finnair
25 May - 14 Jun	Finnair
19 May - 31 May	Finnair
25 May - 08 Jun	Finnair
28 May - 09 Jun	Finnair
24 May - 02 Jun	Finnair
21 May - 02 Jun	Finnair
11 May - 25 May	Finnair
19 May - 28 May	Finnair
19 May - 01 Jun	Finnair
19 May - 02 Jun	Finnair

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

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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Cheapest return flights from Hong Kong to London in May from $569

Return flights