Cheapest return flights from Washington to Keflavik in March from 481€

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

Return flights

30 Mar - 06 Apr jetBlue
11 Mar - 23 Mar Scandinavian Airlines
25 Mar - 31 Mar Icelandair
23 Mar - 01 Apr jetBlue
21 Mar - 26 Mar Icelandair
02 Mar - 06 Mar Icelandair
15 Mar - 19 Mar Icelandair
01 Mar - 10 Mar Scandinavian Airlines
20 Mar - 22 Mar jetBlue
20 Mar - 24 Mar Icelandair
12 Mar - 15 Mar Icelandair
08 Mar - 20 Mar Icelandair
31 Mar - 04 Apr Icelandair
28 Mar - 06 Apr jetBlue
31 Mar - 03 Apr Air France

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

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