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

Return flights

25 Jan - 30 Jan	Air China
15 Jan - 25 Jan	Air China
14 Jan - 21 Jan	Air China
16 Jan - 31 Jan	Air China
15 Jan - 22 Jan	Air China
21 Jan - 31 Jan	Air China
14 Jan - 31 Jan	Air China
14 Jan - 26 Jan	Air China
21 Jan - 30 Jan	Air China
13 Jan - 20 Jan	Air China
23 Jan - 01 Feb	Air China
12 Jan - 05 Feb	Air China
17 Jan - 01 Feb	Air China
19 Jan - 02 Feb	Air China
29 Jan - 05 Feb	Air China
07 Jan - 16 Feb	Air China
23 Jan - 05 Feb	Air China
02 Jan - 01 Feb	Hainan Airlines
19 Jan - 09 Feb	KLM
22 Jan - 12 Feb	KLM

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

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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Cheapest return flights from London to Singapore in January from $506

Return flights