AirHint found the following cheapest return flights from Keflavik (KEF) to Dublin (DUB) in May 2026 (see full year).
Return flights
| 13 May - 20 May | easyJet | ||
| 13 May - 20 May | Icelandair | direct | |
| 01 May - 03 May | Lufthansa | ||
| 16 May - 06 Jun | Vueling Airlines | ||
| 16 May - 23 May | Vueling Airlines | ||
| 01 May - 03 May | Icelandair | direct |
Also check the deals for one-way flights from Keflavik to Dublin in May.
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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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