Cheapest return flights from Washington to Keflavik in April from 438€

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

Return flights

24 Apr - 01 May Scandinavian Airlines
10 Apr - 17 Apr Virgin Atlantic
13 Apr - 20 Apr Scandinavian Airlines
13 Apr - 27 Apr Scandinavian Airlines
09 Apr - 16 Apr jetBlue
03 Apr - 11 Apr Scandinavian Airlines
16 Apr - 30 Apr British Airways
08 Apr - 12 Apr Icelandair
30 Apr - 14 May British Airways
27 Apr - 11 May British Airways

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

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