Washington (IAD) to Reykjavik (Keflavik) (KEF) flight deal from $349 USD in economy class – flightdeals.net

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Icelandair

Round Trip•Economy

Washington Dulles International Airport

Washington, United States

Keflavík International Airport

Reykjavik (Keflavik), Iceland

$599 USD

-42%$349 USD

Verified Dec 1, 2025 at 12:52 AM

January 2026

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29$721 30$633 31$506 1$496 2$511 3$511 4 5$486 6$398 7$398 8$424 9$450 10$349 11$349 12$349 13$349 14$349 15$564 16$501 17$349 18$349 19$349 20$349 21$349 22$400 23$425 24$349 25$349 26$349 27$349 28$349 29$400 30$425 31$349 1

Limited Availability

18% of dates checked are available within 10% of the lowest price

Sunday, January 4th, 2026

0 round-trip options

No flight details available for this date.