AirHint found the following cheapest one-way flights from Keflavik (KEF) to Dublin (DUB) in December 2025 (see full year).
One-Way flights
| 09 Dec | easyJet | ||
| 04 Dec | Jet2 | ||
| 30 Dec | easyJet | ||
| 13 Dec | Transavia France | ||
| 03 Dec | easyJet | ||
| 12 Dec | easyJet | ||
| 08 Dec | transavia | ||
| 28 Dec | easyJet | ||
| 07 Dec | transavia | ||
| 27 Dec | easyJet |
Also check the deals for return flights from Keflavik to Dublin in December.
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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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