Cheapest return flights from Washington to Keflavik in April from 534€

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

Return flights

06 Apr - 14 Apr Icelandair
07 Apr - 13 Apr Icelandair
09 Apr - 14 Apr Icelandair
12 Apr - 21 Apr Air France
25 Apr - 02 May Air France
03 Apr - 08 Apr jetBlue
04 Apr - 11 Apr jetBlue
15 Apr - 20 Apr jetBlue
22 Apr - 26 Apr Southwest Airlines
13 Apr - 22 Apr British Airways
21 Apr - 28 Apr British Airways
28 Apr - 01 May British Airways
23 Apr - 11 May Delta
01 Apr - 01 May Air France
26 Apr - 02 May Air France

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

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