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

Return flights

07 Apr - 07 May	Lufthansa
25 Apr - 06 May	Lufthansa
20 Apr - 04 May	Lufthansa
25 Apr - 10 May	Aegean Airlines
12 Apr - 23 Apr	Etihad Airways
27 Apr - 04 May	Lufthansa
14 Apr - 29 Apr	Etihad Airways
09 Apr - 23 Apr	Etihad Airways
07 Apr - 21 Apr	Etihad Airways
23 Apr - 27 Apr	Lufthansa
09 Apr - 27 Apr	Lufthansa
11 Apr - 30 Apr	Air Serbia
20 Apr - 27 Apr	Lufthansa
19 Apr - 27 Apr	Lufthansa
23 Apr - 10 May	Air China
24 Apr - 10 May	Air China
19 Apr - 28 Apr	Air Serbia
24 Apr - 03 May	Lufthansa
25 Apr - 02 May	Aegean Airlines
28 Apr - 16 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 486€

Return flights