Cheapest one-way flights from Dublin to Keflavik in June from $121

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

AirHint found the following cheapest one-way flights from Dublin (DUB) to Keflavik (KEF) in June 2025 (see full year).

One-Way flights

19 Jun Fly Play direct
02 Jun Ryanair
07 Jun Scandinavian Airlines
09 Jun Ryanair
30 Jun Ryanair
22 Jun Ryanair
22 Jun Fly Play direct
09 Jun Icelandair direct
30 Jun Icelandair direct
02 Jun Icelandair direct

Also check the deals for return flights from Dublin to Keflavik in June.

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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