Cheapest return flights from London to Singapore in September from 437€

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

Return flights

29 Sep - 13 Oct China Southern
19 Sep - 15 Oct China Southern
18 Sep - 13 Oct China Southern
05 Sep - 11 Sep Hainan Airlines
01 Sep - 07 Sep Hainan Airlines
17 Sep - 08 Oct Hainan Airlines
26 Sep - 07 Oct Hainan Airlines
24 Sep - 12 Oct Hainan Airlines
24 Sep - 09 Oct Hainan Airlines
17 Sep - 27 Sep Shenzhen Airlines
19 Sep - 27 Sep Shenzhen Airlines
12 Sep - 28 Sep Shenzhen Airlines
08 Sep - 14 Sep Hainan Airlines
01 Sep - 14 Sep Hainan Airlines
03 Sep - 14 Sep Hainan Airlines
05 Sep - 14 Sep Hainan Airlines
24 Sep - 07 Oct Hainan Airlines
15 Sep - 07 Oct Hainan Airlines
26 Sep - 12 Oct Hainan Airlines
03 Sep - 07 Sep Hainan 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.