Cheapest return flights from Dublin to Keflavik in May from $180

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

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

Return flights

12 May - 16 May Fly Play direct
05 May - 12 May Fly Play direct
22 May - 26 May Fly Play direct
07 May - 12 May Fly Play direct
08 May - 15 May Fly Play direct
12 May - 19 May Fly Play direct
16 May - 23 May Fly Play direct
29 May - 04 Jun Fly Play direct
31 May - 03 Jun British Airways
03 May - 07 May British Airways
28 May - 02 Jun Fly Play
16 May - 20 May Fly Play
31 May - 05 Jun British Airways
02 May - 10 May Icelandair direct
28 May - 02 Jun Icelandair direct
31 May - 05 Jun Icelandair direct
31 May - 03 Jun Icelandair direct

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

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