Cheapest one-way flights from London to Singapore in September from $396

AirHint found the following cheapest one-way flights from London (LHR) to Singapore (SIN) in September 2026 (see full year).

One-Way flights

03 Sep Aegean Airlines
02 Sep LOT
06 Sep Etihad Airways
18 Sep Shenzhen Airlines
12 Sep Shenzhen Airlines
07 Sep Shenzhen Airlines
21 Sep Shenzhen Airlines
26 Sep Shenzhen Airlines
27 Sep Shenzhen Airlines
19 Sep Shenzhen Airlines

Also check the deals for return 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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