Cheapest return LON–SIN flights, September

AirHint found the following cheapest return flights from London (LON) to Singapore (SIN) in September 2026 (see full year).

Return flights

27 Sep - 04 Oct Shenzhen Airlines
18 Sep - 05 Oct Shenzhen Airlines
27 Sep - 10 Oct Shenzhen Airlines
28 Sep - 12 Oct Shenzhen Airlines
30 Sep - 13 Oct Shenzhen Airlines
25 Sep - 25 Oct Shenzhen Airlines
18 Sep - 13 Oct Shenzhen Airlines
23 Sep - 08 Oct Shenzhen Airlines
28 Sep - 14 Oct Shenzhen Airlines
27 Sep - 14 Oct Shenzhen Airlines
19 Sep - 24 Sep Air China
20 Sep - 24 Sep Air China
17 Sep - 24 Sep Air China
16 Sep - 24 Sep Air China
11 Sep - 24 Sep Air China
18 Sep - 24 Sep Air China
10 Sep - 24 Sep Air China
09 Sep - 24 Sep Air China
14 Sep - 24 Sep Air China
21 Sep - 24 Sep Air China

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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