IAD to KEF from $430 in economy – flightdeals.net

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Icelandair

Round Trip•Economy

Washington Dulles International Airport

Washington, United States

Keflavík International Airport

Reykjavik (Keflavik), Iceland

$626 USD

-31%$430 USD

Verified 3 days ago

August 2026

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27 28 29 30 31 1 2 3 4 5 6 7 8 9 10 11 12 13$764 14$604 15$498 16$498 17$498 18$464 19$430 20$672 21$464 22$464 23$464 24$464 25$672 26$610 27$672 28$464 29$464 30$464 31$498 1$498 2$498 3$1,104 4$1,024 5$498 6$706

Extremely Rare Availability

1% of dates checked are available within 10% of the lowest price

Tuesday, August 4th, 2026

0 round-trip options

No flight details available for this date.