AirHint found the following cheapest return flights from London (LCY) to Colombo (CMB) in October 2026 (see full year).

Return flights

03 Oct - 09 Oct	ITA Airways
22 Oct - 03 Nov	ITA Airways
01 Oct - 08 Oct	Lufthansa
30 Oct - 15 Nov	SWISS
14 Oct - 02 Nov	Lufthansa
01 Oct - 26 Nov	Lufthansa
24 Oct - 07 Nov	SWISS
31 Oct - 15 Nov	KLM
24 Oct - 31 Oct	SWISS
16 Oct - 01 Nov	SWISS
28 Oct - 15 Nov	KLM
01 Oct - 31 Oct	SWISS
26 Oct - 07 Nov	SWISS
28 Oct - 18 Nov	KLM
16 Oct - 30 Oct	SWISS
23 Oct - 31 Oct	SWISS
06 Oct - 20 Oct	Lufthansa
06 Oct - 19 Oct	KLM
23 Oct - 30 Oct	SWISS
19 Oct - 25 Oct	SWISS

Also check the deals for one-way flights from London to Colombo 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 Colombo in October from 766€

Return flights