AirHint found the following cheapest return flights from Keflavik (KEF) to Berlin (BER) in October 2025 (see full year).
Return flights
| 27 Oct - 03 Nov | SWISS | ||
| 29 Oct - 05 Nov | easyJet | ||
| 30 Oct - 06 Nov | Wizz Air | ||
| 24 Oct - 27 Oct | Finnair | ||
| 30 Oct - 06 Nov | Icelandair | direct | |
| 27 Oct - 03 Nov | Icelandair | direct | |
| 24 Oct - 27 Oct | Icelandair | direct |
Also check the deals for one-way flights from Keflavik to Berlin in October.
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