Cheapest return flights from Detroit to Keflavik in March from $573

AirHint found the following cheapest return flights from Detroit (DTW) to Keflavik (KEF) in March 2026 (see full year).

Return flights

20 Mar - 27 Mar Icelandair direct
30 Mar - 06 Apr Icelandair direct
22 Mar - 29 Mar jetBlue
17 Mar - 24 Mar jetBlue

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

Skyscanner

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.

Book a cheap hotel in Keflavik

Cheap car rent in Keflavik

Feel free to contact us with any feedback or request another flight research.