Cheapest return flights from London to Singapore in December from $685

AirHint found the following cheapest return flights from London (LHR) to Singapore (SIN) in December 2026 (see full year).

Return flights

01 Dec - 15 Dec Lufthansa
03 Dec - 07 Dec Lufthansa
01 Dec - 08 Dec KLM
07 Dec - 21 Dec Lufthansa
01 Dec - 31 Jan Lufthansa
02 Dec - 19 Dec Lufthansa
03 Dec - 19 Dec Lufthansa
07 Dec - 16 Dec Lufthansa
03 Dec - 12 Dec Lufthansa
06 Dec - 15 Dec Lufthansa
09 Dec - 21 Dec Lufthansa
30 Dec - 20 Jan Air China
11 Dec - 23 Jan Lufthansa
11 Dec - 24 Jan Lufthansa
11 Dec - 25 Jan Lufthansa
10 Dec - 01 Jan Aegean Airlines
12 Dec - 23 Jan Lufthansa
05 Dec - 06 Jan KLM
29 Dec - 11 Jan Iberia
31 Dec - 15 Jan Turkish Airlines

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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