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

Return flights

15 Dec - 05 Jan	SalamAir	direct
30 Dec - 09 Jan	Etihad Airways
29 Dec - 08 Jan	Air Arabia
20 Dec - 04 Jan	SalamAir	direct
11 Dec - 13 Dec	Air Arabia
14 Dec - 21 Dec	SalamAir	direct
31 Dec - 09 Jan	Gulf Air
11 Dec - 13 Dec	SalamAir	direct
11 Dec - 17 Dec	SalamAir	direct
21 Dec - 29 Dec	Air Arabia
13 Dec - 20 Dec	SalamAir	direct
18 Dec - 23 Dec	flydubai
20 Dec - 23 Dec	flydubai
12 Dec - 19 Dec	Air Arabia

Also check the deals for one-way flights from Colombo to Muscat 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 Colombo to Muscat in December from $282

Return flights