Cheapest return flights from Detroit to Keflavik in March from 421€

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

Return flights

02 Mar - 09 Mar Spirit Airlines
10 Mar - 17 Mar Spirit Airlines
09 Mar - 16 Mar Spirit Airlines
24 Mar - 31 Mar Spirit Airlines
25 Mar - 01 Apr Spirit Airlines
11 Mar - 18 Mar Spirit Airlines
23 Mar - 30 Mar Spirit Airlines
01 Mar - 08 Mar Spirit Airlines
03 Mar - 10 Mar Spirit Airlines
04 Mar - 11 Mar Spirit Airlines
18 Mar - 25 Mar Spirit Airlines
26 Mar - 02 Apr Spirit Airlines
30 Mar - 06 Apr jetBlue
31 Mar - 07 Apr Spirit Airlines
29 Mar - 05 Apr Spirit Airlines
28 Mar - 04 Apr Spirit Airlines
27 Mar - 03 Apr jetBlue
27 Mar - 04 Apr Spirit Airlines

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

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