Cheapest return flights from London to Singapore in September from 434€

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

Return flights

06 Sep - 29 Sep Air China
01 Sep - 25 Sep Shenzhen Airlines
14 Sep - 03 Oct Shenzhen Airlines
21 Sep - 11 Oct Shenzhen Airlines
22 Sep - 11 Oct Shenzhen Airlines
19 Sep - 11 Oct Shenzhen Airlines
10 Sep - 11 Oct Shenzhen Airlines
17 Sep - 02 Oct Air China
02 Sep - 07 Sep Air China
03 Sep - 08 Sep Air China
03 Sep - 07 Sep Air China
19 Sep - 03 Oct Shenzhen Airlines
22 Sep - 03 Oct Shenzhen Airlines
17 Sep - 03 Oct Shenzhen Airlines
19 Sep - 17 Oct Shenzhen Airlines
04 Sep - 08 Sep Air China
06 Sep - 09 Sep Air China
14 Sep - 29 Sep Air China
04 Sep - 07 Sep Air China
19 Sep - 26 Sep Shenzhen Airlines

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

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

Feel free to contact us with any feedback or request another flight research.