Cheapest return flights from London to Singapore in September from $602

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

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

Return flights

08 Sep - 30 Sep British Airways direct
16 Sep - 29 Sep British Airways direct
03 Sep - 10 Sep British Airways direct
22 Sep - 29 Sep British Airways direct
01 Sep - 16 Sep British Airways direct
17 Sep - 29 Sep British Airways direct
08 Sep - 29 Sep British Airways direct
10 Sep - 16 Sep British Airways direct
17 Sep - 24 Sep British Airways direct
09 Sep - 16 Sep British Airways direct
16 Sep - 28 Oct Air China
22 Sep - 01 Oct Etihad Airways
22 Sep - 02 Oct Etihad Airways
17 Sep - 01 Oct Etihad Airways
30 Sep - 06 Oct Gulf Air
23 Sep - 04 Oct Gulf Air
21 Sep - 12 Oct Gulf Air
30 Sep - 09 Oct Gulf Air
30 Sep - 07 Oct Gulf Air
21 Sep - 04 Oct Gulf Air

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.

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