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

Return flights

27 Apr - 05 May	Lufthansa
21 Apr - 05 May	Lufthansa
29 Apr - 10 May	Lufthansa
16 Apr - 26 Apr	Lufthansa
20 Apr - 26 Apr	Lufthansa
17 Apr - 20 Apr	Lufthansa
17 Apr - 27 Apr	Lufthansa
30 Apr - 10 May	SWISS
21 Apr - 03 May	Lufthansa
12 Apr - 26 Apr	Lufthansa
26 Apr - 03 May	Lufthansa
14 Apr - 21 Apr	SWISS
07 Apr - 20 Apr	Lufthansa
15 Apr - 20 Apr	Lufthansa
14 Apr - 20 Apr	Lufthansa
13 Apr - 20 Apr	Lufthansa
15 Apr - 12 May	Lufthansa
12 Apr - 03 May	Lufthansa
27 Apr - 04 May	Lufthansa
24 Apr - 15 May	Lufthansa

Also check the deals for one-way flights from London to Singapore 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 London to Singapore in April from 576€

Return flights