AirHint found the following cheapest one-way flights from Dublin (DUB) to Keflavik (KEF) in September 2026 (see full year).
One-Way flights
| 10 Sep | Scandinavian Airlines | ||
| 13 Sep | Scandinavian Airlines | ||
| 10 Sep | Icelandair | direct | |
| 13 Sep | Icelandair | direct |
Also check the deals for return flights from Dublin to Keflavik in September.
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