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

Return flights

23 Apr - 05 May	Air India
23 Apr - 07 May	Air India
21 Apr - 05 May	Air India
30 Apr - 16 May	Air India
16 Apr - 05 May	Air India
19 Apr - 03 May	Air India
25 Apr - 03 May	Air India
14 Apr - 02 May	Air India
25 Apr - 07 May	Air India
20 Apr - 26 Apr	Air China
19 Apr - 25 Apr	Wizz Air UK
21 Apr - 28 Apr	Wizz Air Malta
18 Apr - 19 May	SKY express
11 Apr - 26 Apr	SKY express
23 Apr - 30 Apr	Wizz Air UK
07 Apr - 28 Apr	Wizz Air UK
02 Apr - 20 Apr	Scandinavian Airlines
22 Apr - 29 Apr	Air China
17 Apr - 28 Apr	Air China
23 Apr - 27 Apr	Air China

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 368€

Return flights