Cheapest return flights from Dublin to Keflavik in May from $199

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

Return flights

01 May - 06 May Scandinavian Airlines
01 May - 04 May Scandinavian Airlines
19 May - 26 May Ryanair
02 May - 09 May Scandinavian Airlines
14 May - 18 May Scandinavian Airlines
10 May - 13 May Ryanair
26 May - 01 Jun Scandinavian Airlines
27 May - 21 Jun Ryanair
26 May - 12 Jun Scandinavian Airlines
15 May - 26 May Scandinavian Airlines
14 May - 17 May Ryanair
10 May - 13 May Icelandair direct
23 May - 26 May Scandinavian Airlines
25 May - 01 Jun Lufthansa
29 May - 07 Jun Ryanair
31 May - 07 Jun Icelandair direct
29 May - 07 Jun Icelandair direct
29 May - 01 Jun Icelandair direct
26 May - 12 Jun Icelandair direct
26 May - 01 Jun Icelandair direct

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

Powered by

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 Keflavik

Cheap car rent in Keflavik

Feel free to contact us with any feedback or request another flight research.