Cheapest return flights from London to Singapore in September from 621€

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

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

Return flights

15 Sep - 27 Sep Pegasus Airlines
17 Sep - 29 Sep Ryanair
29 Sep - 09 Oct Ryanair
07 Sep - 27 Sep AJet
03 Sep - 23 Sep Pegasus Airlines
11 Sep - 23 Sep AJet
19 Sep - 29 Sep Pegasus Airlines
02 Sep - 22 Sep Pegasus Airlines
03 Sep - 22 Sep Pegasus Airlines
16 Sep - 29 Sep Ryanair
20 Sep - 29 Sep Ryanair
30 Sep - 06 Oct Ryanair
27 Sep - 04 Oct Ryanair
26 Sep - 05 Oct Ryanair
19 Sep - 03 Oct Ryanair
20 Sep - 11 Oct Ryanair
26 Sep - 03 Oct Pegasus Airlines
25 Sep - 06 Oct AJet
25 Sep - 05 Oct AJet
16 Sep - 21 Oct Emirates

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