Cheapest return flights from Washington to Keflavik in June from 519€

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

Return flights

04 Jun - 07 Jun jetBlue
02 Jun - 11 Jun jetBlue
01 Jun - 15 Jun Icelandair
01 Jun - 19 Jun United
24 Jun - 28 Jun Air France
18 Jun - 22 Jun Air Canada
21 Jun - 27 Jun Icelandair
30 Jun - 05 Jul Icelandair
17 Jun - 25 Jun British Airways

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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