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

Return flights

10 May - 17 May	Ryanair
04 May - 13 May	Ryanair
01 May - 08 May	Ryanair
05 May - 12 May	Turkish Airlines
05 May - 02 Jun	Ryanair
01 May - 17 May	Ryanair
02 May - 17 May	Ryanair
29 May - 05 Jun	Ryanair
12 May - 19 May	Turkish Airlines
12 May - 17 May	Ryanair
25 May - 08 Jun	Ryanair
30 May - 04 Jun	Ryanair
14 May - 27 May	Ryanair
18 May - 24 May	Ryanair
19 May - 05 Jun	Ryanair
17 May - 03 Jun	Ryanair
25 May - 12 Jun	Ryanair
22 May - 07 Jun	Turkish Airlines
25 May - 14 Jun	Turkish Airlines
20 May - 03 Jun	Emirates

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 591€

Return flights