Cheapest return flights from Washington to Keflavik in April from 315€

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

Return flights

13 Apr - 20 Apr Icelandair direct
06 Apr - 13 Apr Icelandair direct
02 Apr - 09 Apr Icelandair direct
18 Apr - 25 Apr Icelandair direct
06 Apr - 10 Apr Icelandair direct
04 Apr - 09 Apr Icelandair direct
12 Apr - 19 Apr Icelandair direct
03 Apr - 10 Apr Icelandair direct
19 Apr - 26 Apr Icelandair direct
02 Apr - 10 Apr Icelandair direct
26 Apr - 03 May Icelandair direct
27 Apr - 04 May Icelandair direct

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

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