Cheapest one-way flights from London to Singapore in May from $342

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

One-Way flights

02 May Aegean Airlines
12 May Aegean Airlines
07 May Aegean Airlines
09 May Aegean Airlines
05 May Aegean Airlines
26 May Air Serbia
19 May Air Serbia
16 May Air Serbia
14 May Aegean Airlines
30 May Vueling Airlines

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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