Cheapest return flights from Washington to Keflavik in June from $592

Best time to book flights for Washington (DCA) to Keflavik (KEF) flights at AirHint

AirHint found the following cheapest return flights from Washington (DCA) to Keflavik (KEF) in June 2025 (see full year).

Return flights

24 Jun - 11 Jul Air Canada
02 Jun - 09 Jun Air Canada
28 Jun - 06 Jul Air Canada
19 Jun - 26 Jun Air Canada
09 Jun - 19 Jun Air Canada
12 Jun - 19 Jun Air Canada
13 Jun - 20 Jun Air Canada
21 Jun - 28 Jun Air Canada
30 Jun - 07 Jul Air Canada
20 Jun - 27 Jun Air Canada
08 Jun - 18 Jun Air Canada
16 Jun - 24 Jun Air Canada
11 Jun - 18 Jun Air Canada
28 Jun - 05 Jul Air Canada

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

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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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