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

Return flights

16 Oct - 23 Oct	Shenzhen Airlines
19 Oct - 26 Oct	Air China
17 Oct - 01 Nov	Air China
22 Oct - 31 Oct	Air China
17 Oct - 29 Oct	Air China
14 Oct - 05 Nov	Finnair
05 Oct - 11 Oct	Finnair
08 Oct - 12 Oct	Finnair
06 Oct - 27 Oct	Finnair
21 Oct - 28 Oct	Finnair
01 Oct - 12 Oct	Finnair
05 Oct - 12 Oct	Finnair
18 Oct - 01 Nov	Finnair
23 Oct - 05 Nov	Finnair
28 Oct - 03 Nov	SWISS
29 Oct - 01 Nov	Finnair
16 Oct - 03 Nov	Finnair
22 Oct - 05 Nov	SWISS
21 Oct - 04 Nov	Korean Air
21 Oct - 05 Nov	Korean Air

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

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 October from $588

Return flights