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

Return flights

01 Dec - 16 Dec	Ryanair
02 Dec - 13 Dec	Ryanair
01 Dec - 13 Dec	Ryanair
11 Dec - 16 Dec	Wizz Air
01 Dec - 08 Dec	Ryanair
15 Dec - 22 Dec	Ryanair
27 Dec - 03 Jan	TAP
28 Dec - 12 Jan	Vueling Airlines
01 Dec - 15 Dec	Etihad Airways
16 Dec - 02 Jan	Ryanair
27 Dec - 12 Jan	easyJet
26 Dec - 04 Jan	Ryanair
26 Dec - 03 Jan	Ryanair
20 Dec - 02 Jan	Vueling Airlines
21 Dec - 02 Jan	Aegean Airlines
16 Dec - 01 Jan	Etihad Airways
25 Dec - 05 Jan	Etihad Airways
01 Dec - 14 Dec	Etihad Airways

Also check the deals for one-way flights from Lisbon 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 Lisbon to Colombo in December from $751

Return flights