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

Return flights

14 Dec - 24 Dec	flydubai
25 Dec - 19 Jan	Air Serbia
06 Dec - 27 Dec	Turkish Airlines
18 Dec - 31 Dec	flydubai
24 Dec - 22 Jan	flydubai
24 Dec - 23 Jan	flydubai
23 Dec - 19 Jan	flydubai
24 Dec - 19 Jan	flydubai
24 Dec - 20 Jan	flydubai
24 Dec - 17 Jan	flydubai
24 Dec - 18 Jan	flydubai
24 Dec - 21 Jan	flydubai
24 Dec - 01 Jan	flydubai
19 Dec - 30 Dec	Qatar Airways

Also check the deals for one-way flights from Ljubljana 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 Ljubljana to Colombo in December from $797

Return flights