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

Return flights

05 Mar - 18 Mar	Finnair
09 Mar - 23 Mar	Lufthansa
10 Mar - 20 Mar	Lufthansa
10 Mar - 21 Mar	Lufthansa
05 Mar - 31 Mar	Finnair
16 Mar - 23 Mar	Finnair
02 Mar - 16 Mar	Finnair
04 Mar - 17 Mar	Finnair
19 Mar - 20 Mar	Royal Brunei
05 Mar - 14 Mar	SWISS
11 Mar - 30 Apr	Lufthansa
31 Mar - 09 Apr	Finnair
01 Mar - 30 Apr	Finnair
25 Mar - 24 Apr	Finnair
29 Mar - 09 Apr	Finnair
30 Mar - 10 Apr	Finnair
25 Mar - 25 Apr	Finnair
31 Mar - 07 Apr	Finnair
29 Mar - 08 Apr	Finnair
25 Mar - 08 Apr	Finnair

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

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 March from $555

Return flights