Cheapest return flights from Detroit to Keflavik in May from 422€

Best time to book flights for Detroit (DTW) to Keflavik (KEF) flights at AirHint

AirHint found the following cheapest return flights from Detroit (DTW) to Keflavik (KEF) in May 2025 (see full year).

Return flights

03 May - 12 May Frontier Airlines
13 May - 20 May Air France direct
13 May - 19 May Air France direct
15 May - 20 May Air France direct
02 May - 11 May Air France
31 May - 07 Jun Air France
31 May - 07 Jun Icelandair direct
03 May - 12 May Icelandair direct
14 May - 19 May Spirit Airlines
30 May - 06 Jun Icelandair
02 May - 09 May Icelandair
04 May - 11 May jetBlue

Also check the deals for one-way flights from Detroit to Keflavik in May.

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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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