Our cheapest offers for flights from Washington DC to Reykjavik Keflavik

Here you can compare cheap flights from Washington DC (IAD) to Reykjavik Keflavik (KEF) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to Reykjavik Keflavik. Prices and availability may change at any time.

	Outbound	Return	Airlines	Baggage	Price
Best option Washington DC Reykjavik-Keflavik	Outbound 09/04/25 direct FI0648 05h 50min	Return 09/28/25 direct FI0645 06h 30min	Icelandair	?	$301 found 3 days ago
Washington DC Reykjavik-Keflavik	Outbound 10/18/25 direct FI0648 05h 50min	Return 10/24/25 direct FI0649 06h 25min	Icelandair	?	$318
Washington DC Reykjavik-Keflavik	Outbound 09/04/25 direct FI0648 05h 50min	Return 09/28/25 direct FI0645 06h 30min	Icelandair		$328 found 3 days ago
Washington DC Reykjavik-Keflavik	Outbound 09/19/25 direct FI0644 05h 55min	Return 09/29/25 direct FI0645 06h 30min	Icelandair		$383
Washington DC Reykjavik-Keflavik	Outbound 09/19/25 direct FI0644 05h 55min	Return 09/29/25 direct FI0645 06h 30min	Icelandair		$390
Washington DC Reykjavik-Keflavik	Outbound 09/19/25 direct FI0648 05h 50min	Return 09/29/25 direct FI0645 06h 30min	Icelandair	?	$394
Washington DC Reykjavik-Keflavik	Outbound 09/19/25 direct FI0644 05h 55min	Return 09/29/25 direct FI0645 06h 30min	Icelandair		$400
Washington DC Reykjavik-Keflavik	Outbound 09/19/25 direct FI0644 05h 55min	Return 09/29/25 direct FI0645 06h 30min	Icelandair	?	$401
Washington DC Reykjavik-Keflavik	Outbound 09/19/25 direct FI0644 05h 55min	Return 09/29/25 direct FI0645 06h 30min	Icelandair		$428
Washington DC Reykjavik-Keflavik	Outbound 09/19/25 1 Stopover (CPH) SK0926, SK0595 14h 15min	Return 09/29/25 1 Stopover (CPH) SK0596, SK0925 13h 39min	SAS Scandinavian Airlines	?	$522

Tips and tricks to help you find cheap flights from Washington DC to Reykjavik Keflavik

Important flight information

Flight information: Washington DC - Reykjavik-Keflavik

Roundtrip from	$ 300,98
Flight duration	min. 05:45
Return flight duration	min. 06:40
Distance	4500 km
Flights per week	8
Departure airport	Airport Washington DC - Dulles International Airport, DC (IAD)
Arrival airport	Airport Reykjavik-Keflavik International (KEF)
Destination country	Flights to Iceland

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