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

Return flights

23 May - 27 May	Ryanair
02 May - 09 May	Ryanair
13 May - 17 May	Ryanair
28 May - 08 Jun	Ryanair
12 May - 23 May	Lufthansa	direct
11 May - 29 May	Ryanair
30 May - 07 Jun	Ryanair
29 May - 31 May	Ryanair
02 May - 09 May	Lufthansa	direct
23 May - 30 May	Ryanair
21 May - 25 May	Lufthansa	direct
11 May - 29 May	Lufthansa	direct
28 May - 08 Jun	Lufthansa	direct
30 May - 07 Jun	Aer Lingus	direct

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

Book a cheap hotel in Dublin

Cheap car rent in Dublin

Cheapest return flights from Frankfurt to Dublin in May from 129€

Return flights