Cheapest return flights from Washington to Keflavik in June from 550€

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
08 Jun - 15 Jun Air Canada
10 Jun - 17 Jun Air Canada
07 Jun - 14 Jun Air Canada
11 Jun - 18 Jun United
16 Jun - 21 Jun Air Canada
17 Jun - 27 Jun United
17 Jun - 21 Jun Icelandair
28 Jun - 12 Jul British Airways
24 Jun - 05 Jul WestJet

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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