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

Return flights

21 Apr - 27 May	Finnair
22 Apr - 28 May	Finnair
22 Apr - 19 May	Finnair
28 Apr - 05 May	Finnair
16 Apr - 29 Apr	Royal Brunei
16 Apr - 24 Apr	Royal Brunei
23 Apr - 27 May	Royal Brunei
29 Apr - 05 May	Finnair
23 Apr - 01 May	Royal Brunei
28 Apr - 08 May	Singapore Airlines
23 Apr - 28 May	Finnair
26 Apr - 03 May	Finnair
15 Apr - 29 Apr	Air China
16 Apr - 30 Apr	Air China
22 Apr - 26 Apr	Air China
16 Apr - 23 Apr	Air China
17 Apr - 19 Apr	Air China
07 Apr - 20 Apr	Air China
07 Apr - 14 Apr	Air China
20 Apr - 26 Apr	Air China

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 $676

Return flights