Cheapest return flights from London to Singapore in September from $635

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 September 2025 (see full year).

Return flights

09 Sep - 16 Sep Air France
23 Sep - 30 Sep Air France
15 Sep - 29 Sep Etihad Airways
07 Sep - 21 Sep Air France
14 Sep - 26 Sep Etihad Airways
15 Sep - 21 Sep Etihad Airways
29 Sep - 04 Oct Etihad Airways
29 Sep - 17 Oct Etihad Airways
10 Sep - 24 Sep Wizz Air UK
08 Sep - 20 Sep Gulf Air
11 Sep - 25 Sep Gulf Air
03 Sep - 24 Sep Gulf Air
30 Sep - 22 Oct Gulf Air
30 Sep - 17 Oct Gulf Air
28 Sep - 13 Oct Gulf Air
18 Sep - 03 Oct Gulf Air
26 Sep - 04 Oct Gulf Air
27 Sep - 11 Oct Etihad Airways
27 Sep - 04 Oct Etihad Airways
20 Sep - 11 Oct Etihad Airways

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

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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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