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

Return flights

17 Sep - 20 Sep	SunExpress
01 Sep - 20 Sep	Wizz Air
01 Sep - 16 Sep	Wizz Air
08 Sep - 18 Sep	Wizz Air UK
27 Sep - 01 Oct	SunExpress
15 Sep - 20 Sep	Wizz Air UK
27 Sep - 09 Oct	Fly One
29 Sep - 08 Oct	Wizz Air UK
24 Sep - 07 Oct	SunExpress
21 Sep - 25 Sep	Wizz Air UK
15 Sep - 22 Sep	Wizz Air UK
08 Sep - 23 Sep	Wizz Air UK
09 Sep - 20 Sep	Wizz Air
22 Sep - 27 Sep	Wizz Air UK
01 Sep - 31 Oct	Wizz Air
25 Sep - 02 Oct	Wizz Air UK
16 Sep - 01 Oct	Wizz Air
09 Sep - 09 Oct	Wizz Air
01 Sep - 02 Oct	Wizz Air UK
30 Sep - 07 Oct	Wizz Air UK

Also check the deals for one-way flights from London to Muscat in September.

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 London to Muscat in September from 266€

Return flights