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

Return flights

07 Mar - 04 Apr	Air China
07 Mar - 29 Mar	Air China
05 Mar - 31 Mar	Air China
05 Mar - 02 Apr	Air China
07 Mar - 25 Mar	Air China
12 Mar - 31 Mar	Air China
06 Mar - 15 Mar	Lufthansa
16 Mar - 22 Mar	Lufthansa
08 Mar - 22 Mar	Lufthansa
05 Mar - 20 Mar	Air China
01 Mar - 22 Mar	Aegean Airlines
03 Mar - 18 Mar	Lufthansa
23 Mar - 15 Apr	Gulf Air
22 Mar - 28 Apr	Gulf Air
17 Mar - 20 Apr	Gulf Air
22 Mar - 20 Apr	Gulf Air
23 Mar - 20 Apr	Gulf Air
22 Mar - 08 Apr	Aegean Airlines
22 Mar - 05 Apr	Vueling Airlines
22 Mar - 25 Apr	SWISS

Also check the deals for one-way flights from London to Singapore 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 London to Singapore in March from 437€

Return flights