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Cheap Flights from Washington D.C. (IAD) to Reykjavik (KEF)

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      Travellers and cabin class, 1 Adult, Economy
      Icelandair
      United
      Atlantic Airways
      airBaltic

      Compare Washington Dulles to Reykjavik Keflavik flight deals

      Find the cheapest month or even day of the year to fly to Reykjavik Keflavik

      Book the best Reykjavik Keflavik fare with no extra fees

      Flight deals from Washington Dulles to Reykjavik Keflavik

      Looking for a cheap last-minute deal or the best return flight from Washington Dulles Airport to Reykjavik Keflavik Airport? If you want to travel next month, return fares start from $596. Find the lowest prices on one-way and return tickets right here.
      Reykjavik.$596 per passenger.Departing Sun, 30 Aug, returning Sat, 5 Sep.Return flight with Icelandair.Outbound direct flight with Icelandair departs from Washington Dulles on Sun, 30 Aug, arriving in Reykjavik Keflavik.Inbound direct flight with Icelandair departs from Reykjavik Keflavik on Sat, 5 Sep, arriving in Washington Dulles.Price includes taxes and charges.From $596, select.
      Reykjavik.$596 per passenger.Departing Thu, 10 Sep, returning Thu, 17 Sep.Return flight with Icelandair.Outbound direct flight with Icelandair departs from Washington Dulles on Thu, 10 Sep, arriving in Reykjavik Keflavik.Inbound direct flight with Icelandair departs from Reykjavik Keflavik on Thu, 17 Sep, arriving in Washington Dulles.Price includes taxes and charges.From $596, select.
      Reykjavik.$622 per passenger.Departing Tue, 17 Nov, returning Tue, 24 Nov.Return flight with Icelandair.Outbound direct flight with Icelandair departs from Washington Dulles on Tue, 17 Nov, arriving in Reykjavik Keflavik.Inbound direct flight with Icelandair departs from Reykjavik Keflavik on Tue, 24 Nov, arriving in Washington Dulles.Price includes taxes and charges.From $622, select.
      Reykjavik.$662 per passenger.Departing Wed, 7 Oct, returning Wed, 21 Oct.Return flight with Icelandair.Outbound direct flight with Icelandair departs from Washington Dulles on Wed, 7 Oct, arriving in Reykjavik Keflavik.Inbound direct flight with Icelandair departs from Reykjavik Keflavik on Wed, 21 Oct, arriving in Washington Dulles.Price includes taxes and charges.From $662, select.
      Reykjavik.$669 per passenger.Departing Sat, 6 Feb, returning Thu, 11 Feb.Return flight with Icelandair.Outbound direct flight with Icelandair departs from Washington Dulles on Sat, 6 Feb, arriving in Reykjavik Keflavik.Inbound direct flight with Icelandair departs from Reykjavik Keflavik on Thu, 11 Feb, arriving in Washington Dulles.Price includes taxes and charges.From $669, select.
      Reykjavik.$669 per passenger.Departing Fri, 30 Oct, returning Wed, 4 Nov.Return flight with Icelandair.Outbound direct flight with Icelandair departs from Washington Dulles on Fri, 30 Oct, arriving in Reykjavik Keflavik.Inbound direct flight with Icelandair departs from Reykjavik Keflavik on Wed, 4 Nov, arriving in Washington Dulles.Price includes taxes and charges.From $669, select.
      Reykjavik.$669 per passenger.Departing Fri, 4 Dec, returning Sun, 6 Dec.Return flight with Icelandair.Outbound direct flight with Icelandair departs from Washington Dulles on Fri, 4 Dec, arriving in Reykjavik Keflavik.Inbound direct flight with Icelandair departs from Reykjavik Keflavik on Sun, 6 Dec, arriving in Washington Dulles.Price includes taxes and charges.From $669, select.
      Reykjavik.$669 per passenger.Departing Mon, 25 Jan, returning Mon, 1 Feb.Return flight with Icelandair.Outbound direct flight with Icelandair departs from Washington Dulles on Mon, 25 Jan, arriving in Reykjavik Keflavik.Inbound direct flight with Icelandair departs from Reykjavik Keflavik on Mon, 1 Feb, arriving in Washington Dulles.Price includes taxes and charges.From $669, select.
      Reykjavik.$669 per passenger.Departing Wed, 11 Nov, returning Mon, 14 Dec.Return flight with Icelandair.Outbound direct flight with Icelandair departs from Washington Dulles on Wed, 11 Nov, arriving in Reykjavik Keflavik.Inbound direct flight with Icelandair departs from Reykjavik Keflavik on Mon, 14 Dec, arriving in Washington Dulles.Price includes taxes and charges.From $669, select.
      Reykjavik.$671 per passenger.Departing Wed, 6 Jan, returning Wed, 13 Jan.Return flight with Icelandair.Outbound direct flight with Icelandair departs from Washington Dulles on Wed, 6 Jan, arriving in Reykjavik Keflavik.Inbound direct flight with Icelandair departs from Reykjavik Keflavik on Wed, 13 Jan, arriving in Washington Dulles.Price includes taxes and charges.From $671, select.
      Reykjavik.$671 per passenger.Departing Sun, 27 Sep, returning Thu, 1 Oct.Return flight with Icelandair.Outbound direct flight with Icelandair departs from Washington Dulles on Sun, 27 Sep, arriving in Reykjavik Keflavik.Inbound direct flight with Icelandair departs from Reykjavik Keflavik on Thu, 1 Oct, arriving in Washington Dulles.Price includes taxes and charges.From $671, select.
      Reykjavik.$678 per passenger.Departing Thu, 31 Dec, returning Thu, 7 Jan.Return flight with Icelandair.Outbound direct flight with Icelandair departs from Washington Dulles on Thu, 31 Dec, arriving in Reykjavik Keflavik.Inbound direct flight with Icelandair departs from Reykjavik Keflavik on Thu, 7 Jan, arriving in Washington Dulles.Price includes taxes and charges.From $678, select.
      Reykjavik.$760 per passenger.Departing Mon, 22 Feb, returning Mon, 1 Mar.Return flight with Icelandair.Outbound direct flight with Icelandair departs from Washington Dulles on Mon, 22 Feb, arriving in Reykjavik Keflavik.Inbound direct flight with Icelandair departs from Reykjavik Keflavik on Mon, 1 Mar, arriving in Washington Dulles.Price includes taxes and charges.From $760, select.
      Reykjavik.$830 per passenger.Departing Wed, 23 Jun, returning Wed, 30 Jun.Return flight with Icelandair.Outbound direct flight with Icelandair departs from Washington Dulles on Wed, 23 Jun, arriving in Reykjavik Keflavik.Inbound direct flight with Icelandair departs from Reykjavik Keflavik on Wed, 30 Jun, arriving in Washington Dulles.Price includes taxes and charges.From $830, select.
      Reykjavik.$836 per passenger.Departing Mon, 12 Apr, returning Mon, 19 Apr.Return flight with Icelandair.Outbound direct flight with Icelandair departs from Washington Dulles on Mon, 12 Apr, arriving in Reykjavik Keflavik.Inbound direct flight with Icelandair departs from Reykjavik Keflavik on Mon, 19 Apr, arriving in Washington Dulles.Price includes taxes and charges.From $836, select.
      Reykjavik.$839 per passenger.Departing Mon, 15 Mar, returning Mon, 22 Mar.Return flight with Icelandair.Outbound direct flight with Icelandair departs from Washington Dulles on Mon, 15 Mar, arriving in Reykjavik Keflavik.Inbound direct flight with Icelandair departs from Reykjavik Keflavik on Mon, 22 Mar, arriving in Washington Dulles.Price includes taxes and charges.From $839, select.

      Find the cheapest month to fly from Washington Dulles to Reykjavik Keflavik

      We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Washington Dulles to Reykjavik Keflavik flights are currently cheapest in September.
      Aug
      Find prices
      Sep
      from $596
      Oct
      from $662
      Nov
      from $622
      Dec
      from $669
      Jan
      from $671
      Feb
      from $669
      Mar
      from $839
      Apr
      from $836
      May
      from $855
      Jun
      from $830
      Jul
      from $884

      Direct flights from Washington Dulles to Reykjavik Keflavik

      airBaltic
      Atlantic Airways
      Icelandair
      United

      Washington Dulles to Reykjavik Keflavik: Alternative routes

      Compare routes from Washington Dulles to Reykjavik below. You may find an airport to fly into that's cheaper, faster, or easier than Reykjavik Keflavik.

      Reykjavik Domestic

      1km from central Reykjavik
      Closest
      Search flights

      Reykjavik Keflavik

      37km from central Reykjavik
      Cheapest
      from $596
      Search flights

      Washington D.C. to Reykjavik: Flight information

      The things to know before you go.
      Cheapest flight found$596
      Cheapest month to flySeptember
      Average flight time5 hrs, 52 mins
      Most popular airlineIcelandair
      Average flights per week14

      Finding cheap flights from Washington Dulles to Reykjavik Keflavik: Frequently asked questions

      The best price we found for a return flight from Washington Dulles to Reykjavik Keflavik is $596. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
      5 hours and 52 minutes is the average flight time from Washington Dulles to Reykjavik Keflavik.
      Icelandair, United and Atlantic Airways fly direct from Washington Dulles to Reykjavik Keflavik.
      As of August 2026, there are 14 flights per week flying from Washington Dulles to Reykjavik Keflavik.
      The cheapest month to fly from Washington Dulles to Reykjavik Keflavik is usually September.
      After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Washington Dulles Airport to Reykjavik Keflavik Airport on Thursday, 10 September 2026.
      Yes – the average flight time is 5 hours and 52 minutes.
      We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Reykjavik Keflavik but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

      We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Reykjavik is around 40 days in advance, so don’t leave your flight to the last minute.

      Currently, Icelandair offers the cheapest flight tickets to Reykjavik Keflavik.

      Flying from Washington Dulles Airport (IAD) to Reykjavik Keflavik Airport (KEF): what you need to know

      • Around 5 hours 55 minutes is how long you'll be travelling on a direct flight from Washington Dulles Airport to Reykjavik Keflavik Airport.

      • The timezone in Reykjavik is UTC+0, which is five hours ahead of Washington DC.

      • Every week, there are ten Washington Dulles Airport to Reykjavik Keflavik Airport flights.

      • To ensure you catch your IAD to KEF flight, leave enough time to navigate the airport and find your gate. Turning up two hours ahead of international departures and one hour before domestic flights is the standard rule.

      • Be prepared for longer queues during popular months such as July. Arriving up to four hours ahead of an international flight and two hours for domestic departures will give you ample time for security and boarding.

      • Flugfélag Íslands is your gateway to exploring Reykjavik (and perhaps some other exciting parts of Iceland!). Check out the direct flights from Washington Dulles Airport to Reykjavik Keflavik Airport offered by this airline.

      • Flugfélag Íslands is the airline most travellers choose for this route.

      • Flugfélag Íslands ranks as the top on-time carrier for IAD to KEF flights, with 88.52% of services arriving as scheduled.

      • If you want to split up your journey, simply uncheck 'Direct flights only' when searching for your ticket from Washington Dulles Airport to Reykjavik Keflavik Airport. These are the most popular stopovers between IAD and KEF:

        • Boston Logan International Airport

        • Toronto Pearson International Airport

        • Raleigh / Durham Airport

      Handy information about Washington Dulles Airport (IAD)

      • The address for IAD is 1 Saarinen Circle.

      • Of all flights leaving Washington Dulles Airport, 77% arrive as scheduled at their destination.

      • Washington Dulles Airport is about 40 kilometres from central Washington DC. If you're driving, ride-sharing or catching a taxi from the centre, it'll take you 45 minutes or so to get there, depending on the traffic.

      • Expect a trip time of roughly 1 hour 10 minutes on public transport.

      • Catching an early flight from Washington Dulles Airport to Reykjavik Keflavik Airport? Avoid the hassle of rushing to the terminal (and sneak in some extra snooze time) by choosing one of these stays near IAD:

      Arriving at Reykjavik Keflavik Airport (KEF)

      When to fly to Reykjavik Keflavik Airport (KEF)

      • August is the most popular month for flights from Washington Dulles Airport to Reykjavik Keflavik Airport. To skip the crowds, go to Reykjavik in March.

      • The warmest month in Reykjavik is July, with the temperature ranging between 8ºC (46ºF) and 15ºC (59ºF). Book your flights from Washington Dulles Airport to Reykjavik Keflavik Airport in this month if you like this kind of weather.

      • Look for cheap tickets from IAD to KEF in December if you like travelling in cooler conditions. Temperatures are at their lowest around then, ranging between -6ºC (21ºF) and 4ºC (39ºF) on average.

      Explore more of Iceland

      • You've seen Reykjavik, now it's time to explore more of Iceland. Journey around 5 kilometres south to Kópavogur to check off its top attractions. From Heidmörk Nature Reserve to Peningagja-Nikulasargja Gorge and Digraneskirkja, there's plenty to keep you busy.

      • If you're looking to explore another side of Iceland, head for Hafnarfjörður, roughly 10 kilometres south of Reykjavik. Vidistadatun Sculpture Park, Ytri Tunga Beach and Helgafell are the start of reasons to visit.

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      Plan the rest of your trip from Washington D.C. to Reykjavik

      Prices shown on this page are estimated lowest prices only. Found in the last 12 days.