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

Return flights

28 Apr - 10 May	Finnair
16 Apr - 23 Apr	Finnair
22 Apr - 29 Apr	Finnair
15 Apr - 25 Apr	Finnair
02 Apr - 13 Apr	Royal Brunei
22 Apr - 27 Apr	Finnair
03 Apr - 10 Apr	Finnair
07 Apr - 12 Apr	SWISS
17 Apr - 02 May	Qatar Airways
01 Apr - 11 Apr	Philippines AirAsia Inc.
30 Apr - 09 May	SWISS
18 Apr - 29 May	Finnair
06 Apr - 13 Apr	China Southern
22 Apr - 29 Apr	Cathay Pacific	direct
24 Apr - 03 May	Cathay Pacific	direct
18 Apr - 29 May	Cathay Pacific	direct
17 Apr - 02 May	Cathay Pacific	direct

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

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 April from 528€

Return flights