Cheapest return flights from Washington to Keflavik in June from 581€

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

Return flights

09 Jun - 16 Jun Air Canada
10 Jun - 17 Jun Air Canada
17 Jun - 25 Jun Air Canada
18 Jun - 26 Jun Air Canada
18 Jun - 25 Jun Air Canada
23 Jun - 07 Jul United
19 Jun - 22 Jun Air Canada
19 Jun - 26 Jun Air Canada
21 Jun - 27 Jun United
28 Jun - 04 Jul United
22 Jun - 25 Jul British Airways
11 Jun - 25 Jul British Airways
12 Jun - 25 Jul British Airways
29 Jun - 25 Jul British Airways
17 Jun - 25 Jul British Airways
21 Jun - 25 Jul British Airways
24 Jun - 25 Jul British Airways
25 Jun - 25 Jul British Airways
18 Jun - 27 Jun British Airways
17 Jun - 28 Jun British Airways

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

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