Cheapest return flights from Detroit to Keflavik in March from $365

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 March 2025 (see full year).

Return flights

29 Mar - 08 Apr Spirit Airlines
27 Mar - 02 Apr Spirit Airlines
29 Mar - 07 Apr Spirit Airlines
25 Mar - 01 Apr Spirit Airlines
24 Mar - 01 Apr Spirit Airlines
22 Mar - 27 Mar Spirit Airlines
29 Mar - 07 Apr Icelandair direct
29 Mar - 08 Apr Icelandair direct
04 Mar - 15 Mar Spirit Airlines
26 Mar - 02 Apr jetBlue
20 Mar - 27 Mar Icelandair direct
28 Mar - 04 Apr jetBlue
22 Mar - 29 Mar jetBlue
22 Mar - 27 Mar Icelandair direct

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

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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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