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

Return flights

25 Sep - 30 Sep	Wizz Air UK
23 Sep - 27 Sep	Pegasus Airlines
22 Sep - 26 Sep	Pegasus Airlines
19 Sep - 26 Sep	Wizz Air UK
25 Sep - 30 Sep	Pegasus Airlines	direct
09 Sep - 13 Sep	Wizz Air
05 Sep - 11 Sep	Pegasus Airlines	direct
05 Sep - 12 Sep	Pegasus Airlines
05 Sep - 12 Sep	Pegasus Airlines	direct
19 Sep - 26 Sep	Turkish Airlines	direct
27 Sep - 03 Oct	Fly One
27 Sep - 14 Oct	Fly One
27 Sep - 04 Oct	Fly One
27 Sep - 11 Oct	Fly One
27 Sep - 07 Oct	Fly One
27 Sep - 17 Oct	Fly One
27 Sep - 05 Oct	Fly One
26 Sep - 03 Oct	Fly One
26 Sep - 14 Oct	Fly One
26 Sep - 04 Oct	Fly One

Also check the deals for one-way flights from Istanbul to Dublin 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 Istanbul to Dublin in September from 310CAD

Return flights