AirHint found the following cheapest one-way flights from London (LHR) to Singapore (SIN) in September 2026 (see full year).
One-Way flights
| 04 Sep | Hainan Airlines | ||
| 11 Sep | Hainan Airlines | ||
| 21 Sep | Hainan Airlines | ||
| 07 Sep | Hainan Airlines | ||
| 20 Sep | Air India | ||
| 15 Sep | Air India | ||
| 06 Sep | Air India | ||
| 29 Sep | Air India | ||
| 02 Sep | Air India | ||
| 27 Sep | Air India |
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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