Cheapest return flights from Detroit to Keflavik in April from $434

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 April 2026 (see full year).

Return flights

20 Apr - 27 Apr Icelandair direct
18 Apr - 25 Apr Icelandair direct
15 Apr - 22 Apr Icelandair direct
17 Apr - 24 Apr Icelandair direct
16 Apr - 23 Apr Lufthansa
19 Apr - 26 Apr Lufthansa

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

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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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