AirHint found the following cheapest return flights from Istanbul (IST) to Dublin (DUB) in May 2026 (see full year).

Return flights

08 May - 31 May	Lufthansa
08 May - 31 May	Pegasus Airlines	direct
17 May - 26 May	Fly One
23 May - 26 May	Fly One
08 May - 26 May	Fly One
24 May - 26 May	Fly One
10 May - 26 May	Fly One
02 May - 05 May	Fly One
17 May - 22 May	Fly One
02 May - 22 May	Fly One
24 May - 13 Jun	Fly One
17 May - 04 Jun	Fly One
23 May - 04 Jun	Fly One
17 May - 01 Jun	Fly One
23 May - 01 Jun	Fly One
24 May - 04 Jun	Fly One
17 May - 05 Jun	Fly One
24 May - 01 Jun	Fly One
23 May - 05 Jun	Fly One
24 May - 05 Jun	Fly One

Also check the deals for one-way flights from Istanbul to Dublin in May.

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 May from 209€

Return flights