AirHint found the following cheapest one-way flights from Washington (DCA) to Keflavik (KEF) in April 2026 (see full year).
One-Way flights
| 17 Apr | Air France | ||
| 16 Apr | Air France | ||
| 10 Apr | jetBlue | ||
| 02 Apr | jetBlue | ||
| 12 Apr | Air France | ||
| 01 Apr | jetBlue | ||
| 11 Apr | Air France | ||
| 07 Apr | Air France |
Also check the deals for return flights from Washington to Keflavik in April.
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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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