Cheapest return flights from London to Singapore in May from $554

Best time to book flights for London (LON) to Singapore (SIN) flights at AirHint

AirHint found the following cheapest return flights from London (LON) to Singapore (SIN) in May 2025 (see full year).

Return flights

02 May - 11 May Air China
15 May - 25 May Air China
17 May - 31 May Air China
17 May - 27 May Air China
04 May - 10 May Air China
04 May - 18 May Air China
04 May - 12 May Air China
25 May - 31 May Air China
17 May - 04 Jun Air China
25 May - 06 Jun Air China
03 May - 10 Jun Air China
02 May - 26 May Air China
16 May - 26 May Air China
24 May - 14 Jun Air China
17 May - 01 Jun Air China
24 May - 08 Jun Air China
22 May - 03 Jun Air China
24 May - 07 Jun Air China
03 May - 08 Jun Air China
31 May - 14 Jun Air China

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

Skyscanner

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.

Book a cheap hotel in Singapore

Cheap car rent in Singapore