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

Return flights

30 Dec - 26 Jan	Wizz Air UK
30 Dec - 13 Jan	easyJet
12 Dec - 26 Dec	Vueling Airlines
31 Dec - 28 Jan	Wizz Air UK
30 Dec - 30 Jan	Wizz Air UK
30 Dec - 24 Jan	Wizz Air UK
31 Dec - 27 Jan	Wizz Air UK
12 Dec - 24 Dec	easyJet
12 Dec - 23 Dec	easyJet
30 Dec - 14 Jan	Wizz Air UK
30 Dec - 21 Jan	Wizz Air UK
12 Dec - 21 Dec	easyJet
11 Dec - 28 Jan	easyJet
31 Dec - 22 Jan	Wizz Air UK
12 Dec - 19 Dec	easyJet
18 Dec - 22 Dec	KM Malta Airlines
12 Dec - 18 Dec	easyJet
13 Dec - 20 Dec	easyJet
11 Dec - 30 Dec	easyJet
11 Dec - 19 Dec	easyJet

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 $718

Return flights