Cheapest return flights from Detroit to Keflavik in March from $333

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

18 Mar - 25 Mar Spirit Airlines
25 Mar - 08 Apr Spirit Airlines
18 Mar - 08 Apr Spirit Airlines
25 Mar - 01 Apr Spirit Airlines
18 Mar - 01 Apr Spirit Airlines
12 Mar - 19 Mar Spirit Airlines
18 Mar - 02 Apr Spirit Airlines
26 Mar - 02 Apr Spirit Airlines
26 Mar - 22 Apr Spirit Airlines
18 Mar - 14 Apr Spirit Airlines
25 Mar - 14 Apr Spirit Airlines
18 Mar - 26 Mar Spirit Airlines
26 Mar - 07 Apr Spirit Airlines
10 Mar - 14 Mar Spirit Airlines
25 Mar - 31 Mar Spirit Airlines
25 Mar - 31 Mar Icelandair direct
24 Mar - 31 Mar Icelandair direct
20 Mar - 27 Mar Spirit Airlines
25 Mar - 29 Mar Spirit Airlines
22 Mar - 27 Mar Frontier Airlines

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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