AirHint found the following cheapest one-way flights from London (LHR) to Singapore (SIN) in May 2026 (see full year).
One-Way flights
| 12 May | Aegean Airlines | ||
| 02 May | Air Serbia | ||
| 16 May | Aegean Airlines | ||
| 05 May | Aegean Airlines | ||
| 17 May | Shenzhen Airlines | ||
| 27 May | SWISS | ||
| 18 May | Hainan Airlines | ||
| 20 May | Gulf Air | ||
| 28 May | Gulf Air | ||
| 14 May | Gulf Air |
Also check the deals for return flights from London to Singapore in May.
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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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