Cheapest return flights from Chicago to Keflavik in April from $376

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

Return flights

17 Apr - 22 Apr Icelandair direct
10 Apr - 15 Apr Icelandair direct
19 Apr - 27 Apr Icelandair direct
15 Apr - 19 Apr Icelandair direct
17 Apr - 26 Apr Icelandair direct
10 Apr - 18 Apr Icelandair direct
10 Apr - 12 Apr Icelandair direct
09 Apr - 16 Apr Icelandair direct
29 Apr - 06 May Icelandair direct
27 Apr - 04 May Icelandair direct
25 Apr - 02 May Icelandair direct
26 Apr - 03 May Icelandair direct
24 Apr - 01 May Icelandair direct
02 Apr - 12 Apr Icelandair direct
09 Apr - 12 Apr Icelandair direct
30 Apr - 07 May Icelandair direct

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

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