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

Return flights

06 Dec - 14 Dec	Wizz Air UK
09 Dec - 16 Dec	Fly One
09 Dec - 19 Dec	Fly One
01 Dec - 09 Dec	Wizz Air
06 Dec - 23 Dec	Wizz Air UK
09 Dec - 21 Dec	Fly One
02 Dec - 21 Dec	Wizz Air Malta
09 Dec - 23 Dec	Wizz Air UK
06 Dec - 25 Dec	Wizz Air UK
01 Dec - 15 Dec	Wizz Air
02 Dec - 18 Jan	Wizz Air Malta
06 Dec - 11 Jan	Wizz Air UK
04 Dec - 09 Jan	Wizz Air UK
09 Dec - 15 Jan	Fly One
29 Dec - 17 Jan	Wizz Air
14 Dec - 25 Jan	Wizz Air UK
31 Dec - 22 Jan	Wizz Air
09 Dec - 08 Jan	Wizz Air UK
31 Dec - 23 Jan	Wizz Air
31 Dec - 20 Jan	Wizz Air

Also check the deals for one-way flights from London to Colombo in December.

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 December from 466€

Return flights