AirHint found the following cheapest one-way flights from Detroit (DTW) to Keflavik (KEF) in August 2025 (see full year).
One-Way flights
| 10 Aug | Spirit Airlines | ||
| 04 Aug | Spirit Airlines | ||
| 03 Aug | Spirit Airlines | ||
| 10 Aug | Icelandair | direct | |
| 14 Aug | United | ||
| 14 Aug | Air France | direct | |
| 03 Aug | Air France | direct |
Also check the deals for return flights from Detroit to Keflavik in August.
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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