Cheapest return flights from London to Singapore in December from 585€

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

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

Return flights

05 Dec - 19 Dec Air China
02 Dec - 25 Dec SWISS
01 Dec - 30 Dec Air France
31 Dec - 21 Jan Lufthansa
01 Dec - 15 Dec Lufthansa
05 Dec - 25 Dec Air China
01 Dec - 07 Dec Air China
04 Dec - 27 Dec Air China
05 Dec - 13 Dec Air China
05 Dec - 12 Dec Air China
01 Dec - 08 Dec Air France
31 Dec - 11 Jan Lufthansa
01 Dec - 02 Jan Air China
04 Dec - 06 Jan Air China
04 Dec - 05 Jan Air China
28 Dec - 07 Jan Air China
07 Dec - 28 Jan Thai Airways
24 Dec - 06 Jan Thai Airways
07 Dec - 05 Jan Air India
08 Dec - 29 Jan Air India

Also check the deals for one-way flights from London to Singapore in December.

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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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