Cheapest return flights from London to Singapore in May from 503€

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

Return flights

10 May - 24 May Lufthansa
09 May - 18 May Lufthansa
08 May - 11 May Lufthansa
16 May - 26 May Lufthansa
09 May - 16 May Air China
16 May - 23 May Air China
12 May - 19 May Air China
14 May - 19 May Air China
09 May - 23 May Air China
11 May - 15 May Air China
25 May - 01 Jun Air China
21 May - 01 Jun Air China
25 May - 08 Jun Air China
12 May - 02 Jun Air China
21 May - 07 Jun Air China
31 May - 11 Jun Gulf Air
20 May - 06 Jun Gulf Air
16 May - 06 Jun Gulf Air
25 May - 01 Jun Singapore Airlines direct
21 May - 01 Jun Singapore Airlines direct

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

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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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