Cheapest return flights from Washington to Keflavik in July from 476€

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 July 2025 (see full year).

Return flights

08 Jul - 15 Jul Air Canada
01 Jul - 08 Jul Air Canada
10 Jul - 17 Jul Air Canada
04 Jul - 11 Jul Air Canada
11 Jul - 18 Jul Air Canada
03 Jul - 10 Jul Air Canada
06 Jul - 13 Jul Air Canada
13 Jul - 20 Jul Air Canada
07 Jul - 14 Jul Air Canada
05 Jul - 12 Jul Air Canada

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

Skyscanner

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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