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

Return flights

01 Sep - 12 Sep	Ryanair
02 Sep - 12 Sep	Ryanair
20 Sep - 28 Sep	Ryanair
01 Sep - 13 Sep	Ryanair
23 Sep - 30 Sep	Ryanair
02 Sep - 14 Sep	Ryanair
02 Sep - 13 Sep	Ryanair
19 Sep - 28 Sep	Pegasus Airlines

Also check the deals for one-way flights from Dublin 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.

Book a cheap hotel in Muscat

Cheap car rent in Muscat

Cheapest return flights from Dublin to Muscat in September from $435

Return flights