DCA to KEF from $390 in economy – flightdeals.net

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Air France

Delta Air Lines

DLDelta Air Lines

KLM

Round Trip•Economy

Ronald Reagan Washington National Airport

Washington, United States

Keflavík International Airport

Reykjavik (Keflavik), Iceland

$1,020 USD

-62%$390 USD

Verified about 4 hours ago

October 2026

Mon

Tue

Wed

Thu

Fri

Sat

Sun

28$390 29$390 30$390 1$390 2$390 3$390 4$390 5$390 6$390 7$390 8$655 9$655 10$636 11$390 12$390 13$390 14$390 15$655 16$390 17$390 18$390 19$390 20 21 22 23 24 25 26 27 28 29 30 31 1

Fair Availability

31% of dates checked are available within 10% of the lowest price

Monday, October 19th, 2026

1 round-trip options

Returning

Sat, Oct 24, 2026•5 Day Trip

$390 USD