Cheapest one-way flights from London to Singapore in December from 325€

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

One-Way flights

01 Dec Hainan Airlines
03 Dec Vueling Airlines
04 Dec KLM
02 Dec Air India
05 Dec Shenzhen Airlines
29 Dec Shenzhen Airlines
11 Dec Aegean Airlines
08 Dec British Airways
07 Dec British Airways
09 Dec British Airways

Also check the deals for return flights from London to Singapore in December.

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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