Cheapest return flights from Chicago to Keflavik in March from 307€

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

Return flights

24 Mar - 07 Apr Icelandair direct
08 Mar - 18 Mar Icelandair direct
04 Mar - 10 Mar Icelandair direct
18 Mar - 25 Mar Icelandair direct
07 Mar - 18 Mar Icelandair direct
08 Mar - 14 Mar Icelandair direct
07 Mar - 15 Mar Scandinavian Airlines
06 Mar - 14 Mar Scandinavian Airlines
07 Mar - 15 Mar Icelandair direct
06 Mar - 14 Mar Icelandair direct
13 Mar - 16 Mar Icelandair direct

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

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