Cheapest return flights from Washington to Keflavik in July from 492€

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

Return flights

16 Jul - 21 Aug KLM
23 Jul - 30 Jul Air Canada
22 Jul - 29 Jul Air Canada
31 Jul - 07 Aug Air Canada
07 Jul - 28 Jul United
21 Jul - 28 Jul Air Canada
10 Jul - 25 Jul British Airways
11 Jul - 25 Jul British Airways
12 Jul - 25 Jul British Airways
13 Jul - 25 Jul British Airways
15 Jul - 25 Jul British Airways
16 Jul - 25 Jul British Airways

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

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