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

Return flights

18 Dec - 05 Jan	AirAsia X
18 Dec - 07 Jan	Thai AirAsia X
20 Dec - 27 Dec	Air China
18 Dec - 12 Jan	Thai AirAsia X
09 Dec - 16 Dec	Thai AirAsia X
19 Dec - 14 Jan	Thai AirAsia X
24 Dec - 11 Jan	AirAsia X
20 Dec - 07 Jan	China Eastern
06 Dec - 13 Dec	Thai AirAsia X
11 Dec - 24 Dec	Thai AirAsia X
21 Dec - 08 Jan	Thai AirAsia X
23 Dec - 06 Jan	AirAsia X
20 Dec - 11 Jan	Thai AirAsia X
19 Dec - 10 Jan	Thai AirAsia X
11 Dec - 31 Dec	AirAsia X
10 Dec - 25 Dec	AirAsia X
10 Dec - 17 Dec	AirAsia X
24 Dec - 27 Dec	AirAsia X
12 Dec - 19 Dec	Thai AirAsia X
14 Dec - 15 Dec	AirAsia X

Also check the deals for one-way flights from Osaka 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 Osaka to Colombo in December from 428€

Return flights