Cheapest one-way flights from London to Singapore in September from 383€

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

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

One-Way flights

10 Sep Shenzhen Airlines
01 Sep Shenzhen Airlines
15 Sep Shenzhen Airlines
03 Sep Shenzhen Airlines
07 Sep Shenzhen Airlines
11 Sep SWISS
02 Sep Air China
18 Sep Air China
21 Sep Air China
30 Sep Aegean Airlines

Also check the deals for return 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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