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

Return flights

19 May - 20 May	China Eastern
07 May - 11 May	China Eastern
12 May - 16 May	China Eastern
14 May - 18 May	China Eastern
14 May - 20 May	China Eastern
06 May - 12 May	Air China
03 May - 05 May	easyJet
03 May - 07 May	easyJet
03 May - 09 May	easyJet
18 May - 20 May	China Eastern
26 May - 01 Jun	China Eastern
26 May - 02 Jun	Air France
19 May - 03 Jun	Air France
28 May - 16 Jun	Air France
20 May - 01 Jun	Air France
19 May - 02 Jun	Air France
22 May - 03 Jun	Air France
23 May - 02 Jun	Air France
23 May - 03 Jun	Air France
23 May - 01 Jun	Air France

Also check the deals for one-way flights from London to Singapore in May.

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 May from $581

Return flights