Cheapest return flights from Keflavik to Dublin in May from $186

Best time to book flights for Keflavik (KEF) to Dublin (DUB) flights at AirHint

AirHint found the following cheapest return flights from Keflavik (KEF) to Dublin (DUB) in May 2025 (see full year).

Return flights

12 May - 15 May Fly Play direct
12 May - 16 May Fly Play direct
08 May - 14 May Lufthansa
15 May - 21 May easyJet
15 May - 21 May Fly Play direct
16 May - 21 May Fly Play direct
19 May - 23 May Fly Play direct
01 May - 05 May Fly Play
01 May - 04 May Fly Play
28 May - 01 Jun easyJet
01 May - 05 May Fly Play direct
29 May - 01 Jun easyJet
28 May - 01 Jun Fly Play direct
29 May - 01 Jun Fly Play direct

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

Skyscanner

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