AirHint found the following cheapest return flights from London (STN) to Colombo (CMB) in October 2025 (see full year).

Return flights

01 Oct - 04 Nov	Pegasus Airlines
05 Oct - 04 Nov	AJet
09 Oct - 12 Oct	Pegasus Airlines
01 Oct - 08 Oct	Pegasus Airlines
10 Oct - 13 Oct	AJet
14 Oct - 10 Nov	AJet
29 Oct - 08 Nov	Ryanair
01 Oct - 05 Oct	Pegasus Airlines
02 Oct - 12 Oct	Pegasus Airlines
05 Oct - 12 Oct	Pegasus Airlines
29 Oct - 11 Nov	Ryanair
03 Oct - 13 Oct	AJet
03 Oct - 11 Oct	AJet
01 Oct - 03 Nov	Pegasus Airlines
13 Oct - 03 Nov	AJet
10 Oct - 09 Nov	AJet
02 Oct - 05 Oct	Pegasus Airlines
02 Oct - 10 Oct	Pegasus Airlines
29 Oct - 05 Nov	Ryanair
15 Oct - 24 Nov	AJet

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 $521

Return flights