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

Return flights

10 Oct - 10 Nov	AJet
03 Oct - 11 Oct	AJet
03 Oct - 20 Oct	AJet
03 Oct - 19 Oct	AJet
03 Oct - 16 Oct	AJet
10 Oct - 20 Oct	AJet
03 Oct - 26 Oct	Pegasus Airlines
10 Oct - 19 Oct	AJet
10 Oct - 13 Oct	AJet
03 Oct - 10 Oct	Pegasus Airlines
10 Oct - 26 Oct	Pegasus Airlines
31 Oct - 12 Nov	Wizz Air UK
11 Oct - 17 Nov	Wizz Air UK
29 Oct - 17 Nov	Wizz Air UK
07 Oct - 17 Nov	Pegasus Airlines
29 Oct - 10 Nov	Wizz Air UK
06 Oct - 10 Nov	Pegasus Airlines
31 Oct - 29 Nov	Wizz Air UK
26 Oct - 14 Nov	Pegasus Airlines
13 Oct - 27 Nov	Pegasus Airlines

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.

Book a cheap hotel in Colombo

Cheap car rent in Colombo

Cheapest return flights from London to Colombo in October from 346€

Return flights