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

Return flights

20 Dec - 07 Jan	Pegasus Airlines
25 Dec - 15 Jan	Etihad Airways
05 Dec - 09 Dec	Etihad Airways
03 Dec - 09 Dec	Etihad Airways
16 Dec - 05 Jan	Gulf Air
02 Dec - 03 Dec	Gulf Air
03 Dec - 04 Dec	Gulf Air
20 Dec - 17 Jan	Etihad Airways
25 Dec - 10 Jan	Gulf Air
06 Dec - 09 Dec	Etihad Airways
25 Dec - 20 Jan	Etihad Airways
19 Dec - 06 Jan	Etihad Airways
24 Dec - 04 Jan	Gulf Air
23 Dec - 31 Dec	Gulf Air
23 Dec - 04 Jan	Gulf Air
24 Dec - 31 Dec	Gulf Air
07 Dec - 09 Dec	Etihad Airways
31 Dec - 16 Jan	SalamAir
04 Dec - 06 Dec	Pegasus Airlines
11 Dec - 31 Dec	Gulf Air

Also check the deals for one-way flights from Muscat to London 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 Muscat to London in December from 368€

Return flights