AirHint found the following cheapest return flights from Detroit (DTW) to Keflavik (KEF) in October 2026 (see full year).
Return flights
| 29 Oct - 05 Nov | jetBlue | ||
| 28 Oct - 04 Nov | jetBlue | ||
| 26 Oct - 02 Nov | jetBlue | ||
| 30 Oct - 06 Nov | jetBlue | ||
| 31 Oct - 07 Nov | jetBlue | ||
| 27 Oct - 03 Nov | jetBlue |
Also check the deals for one-way flights from Detroit to Keflavik in October.
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