Cheapest return flights from Chicago to Keflavik in April from $378

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

Return flights

03 Apr - 25 Apr Icelandair direct
03 Apr - 10 Apr Icelandair direct
05 Apr - 12 Apr Icelandair direct
10 Apr - 17 Apr Icelandair direct
23 Apr - 29 Apr Icelandair direct
14 Apr - 19 Apr Icelandair direct
06 Apr - 13 Apr Icelandair direct
07 Apr - 14 Apr Icelandair direct
04 Apr - 11 Apr Icelandair direct
08 Apr - 15 Apr Icelandair direct
28 Apr - 05 May Icelandair direct

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

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