£360 Cheap Flights from Reykjavik (KEF) to Washington (IAD)

View £360 flight on Fri, 25 Dec 2026Opens in a new window

Popular airlines from Keflavik International Airport (KEF) to Washington Dulles International Airport (IAD)

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Cheap Flights from Reykjavik (KEF) to Washington (IAD)

Prices were available within the past 7 days and start at £360 for one-way flights and £471 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Icelandair
Wed, 20 May - Wed, 27 May
KEF
Reykjavik
IAD
Washington
£471 Return, found 6 days ago
£471
Return
found 6 days ago
Select Icelandair flight, departing Wed, 20 May from Reykjavik to Washington, returning Wed, 27 May, priced at £471 found 6 days ago
Icelandair
Mon, 12 Oct - Mon, 26 Oct
KEF
Reykjavik
IAD
Washington
£475 Return, found 4 days ago
£475
Return
found 4 days ago
Select Icelandair flight, departing Mon, 12 Oct from Reykjavik to Washington, returning Mon, 26 Oct, priced at £475 found 4 days ago
Icelandair
Thu, 30 Jul - Mon, 24 Aug
KEF
Reykjavik
IAD
Washington
£486 Return, found 5 days ago
£486
Return
found 5 days ago
Select Icelandair flight, departing Thu, 30 Jul from Reykjavik to Washington, returning Mon, 24 Aug, priced at £486 found 5 days ago
Icelandair
Wed, 20 May - Wed, 27 May
KEF
Reykjavik
IAD
Washington
£492 Return, found 6 days ago
£492
Return
found 6 days ago
Select Icelandair flight, departing Wed, 20 May from Reykjavik to Washington, returning Wed, 27 May, priced at £492 found 6 days ago
Icelandair
Sun, 17 May - Sun, 24 May
KEF
Reykjavik
IAD
Washington
£531 Return, found 6 days ago
£531
Return
found 6 days ago
Select Icelandair flight, departing Sun, 17 May from Reykjavik to Washington, returning Sun, 24 May, priced at £531 found 6 days ago
Icelandair
Wed, 20 May - Wed, 27 May
KEF
Reykjavik
IAD
Washington
£532 Return, found 6 days ago
£532
Return
found 6 days ago
Select Icelandair flight, departing Wed, 20 May from Reykjavik to Washington, returning Wed, 27 May, priced at £532 found 6 days ago
Lufthansa
Tue, 26 May - Thu, 4 Jun
KEF
Reykjavik
IAD
Washington
£559 Return, found 14 hours ago
£559
Return
found 14 hours ago
Select Lufthansa flight, departing Tue, 26 May from Reykjavik to Washington, returning Thu, 4 Jun, priced at £559 found 14 hours ago
Air Canada
Thu, 30 Jul - Mon, 24 Aug
KEF
Reykjavik
IAD
Washington
£566 Return, found 5 days ago
£566
Return
found 5 days ago
Select Air Canada flight, departing Thu, 30 Jul from Reykjavik to Washington, returning Mon, 24 Aug, priced at £566 found 5 days ago
Swiss International Air Lines
Tue, 26 May - Thu, 4 Jun
KEF
Reykjavik
IAD
Washington
£589 Return, found 14 hours ago
£589
Return
found 14 hours ago
Select Swiss International Air Lines flight, departing Tue, 26 May from Reykjavik to Washington, returning Thu, 4 Jun, priced at £589 found 14 hours ago
Austrian Airlines
Mon, 12 Oct - Mon, 26 Oct
KEF
Reykjavik
IAD
Washington
£607 Return, found 4 days ago
£607
Return
found 4 days ago
Select Austrian Airlines flight, departing Mon, 12 Oct from Reykjavik to Washington, returning Mon, 26 Oct, priced at £607 found 4 days ago

Alternative airports near Washington

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Ronald Reagan Washington National DCA. Closest option available. Average driving time to city centre is 8 minutes. Flights from £2,856
DCA
Ronald Reagan Washington National
Closest
Average driving time to city centre8 min
Flights from £2,856

Frequently asked questions

Which airlines fly direct from Reykjavik (KEF-Keflavik Intl.) to Washington, DC (IAD-Washington Dulles Intl.)?
Enter KEF to IAD and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
How do I find cheap flights from Reykjavik (KEF-Keflavik Intl.) to Washington, DC (IAD-Washington Dulles Intl.)?
To find a cheap flight from Reykjavik (KEF-Keflavik Intl.) to Washington, DC (IAD-Washington Dulles Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Reykjavik (KEF-Keflavik Intl.) to Washington, DC (IAD-Washington Dulles Intl.)?
The best airline to fly with from Reykjavik (KEF-Keflavik Intl.) to Washington, DC (IAD-Washington Dulles Intl.) will differ from traveller to traveller. If you like to fly early, FI offers early morning flights. If price is the most important factor, FI typically offers the lowest fares. DL offers the most daily flights from Reykjavik (KEF-Keflavik Intl.) to Washington, DC (IAD-Washington Dulles Intl.), which is brilliant if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Reykjavik (KEF-Keflavik Intl.) to Washington, DC (IAD-Washington Dulles Intl.)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from Reykjavik (KEF-Keflavik Intl.) to Washington, DC (IAD-Washington Dulles Intl.)?
There are approximately 2 nonstop flights per day from Reykjavik (KEF-Keflavik Intl.) to Washington, DC (IAD-Washington Dulles Intl.). For even more choice, look at flights that include layovers. There are around 18 connecting flights per day. Some common connection points include Frankfurt Intl. (FRA), Gardermoen (OSL), and Pearson Intl. (YYZ).
What is the earliest flight from Reykjavik (KEF-Keflavik Intl.) to Washington, DC (IAD-Washington Dulles Intl.)?
The earliest flight from Reykjavik (KEF-Keflavik Intl.) to Washington, DC (IAD-Washington Dulles Intl.) typically departs at approximately 12:10 AM local time, operated by OS. This is a seasonal service active in June, July, September, and October. An early departure like this can help you maximise your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Reykjavik (KEF-Keflavik Intl.) to Washington, DC (IAD-Washington Dulles Intl.)?
You'll find the most flights from Reykjavik (KEF-Keflavik Intl.) to Washington, DC (IAD-Washington Dulles Intl.) on a Saturday, with around 24 flights available. This gives you plenty of options for your travel plans. Major airlines on this route include Delta Air Lines, Icelandair, and British Airways. Saturday offers notably more flight options compared to other days of the week.
What are the most popular departure times for flights from Reykjavik (KEF-Keflavik Intl.) to Washington, DC (IAD-Washington Dulles Intl.)?
The most popular departure times for flights from Reykjavik (KEF-Keflavik Intl.) to Washington, DC (IAD-Washington Dulles Intl.) are in the morning, between 9am and 12pm. This accounts for around 56% of total traffic. Many major carriers, including British Airways and Delta, offer flights during this window. This timing works well because it allows you to start your travel day a bit later and arrive in Washington, DC with plenty of time to settle in.
How long does it take to fly from Reykjavik (KEF-Keflavik Intl.) to Washington, DC (IAD-Washington Dulles Intl.)?
Direct flights from KEF to IAD usually take about 6 hours 30 minutes, traveling roughly 2,792 miles. If you opt for a connecting flight, expect to add around 6 hours 30 minutes to your journey. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Reykjavik (KEF-Keflavik Intl.) to Washington, DC (IAD-Washington Dulles Intl.)?
Select the "Business class" and "First class" filters when looking for KEF to IAD flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Reykjavik (KEF-Keflavik Intl.) to Washington, DC (IAD-Washington Dulles Intl.) flight with Expedia?
It's easy to earn miles on a Reykjavik (KEF-Keflavik Intl.) to Washington, DC (IAD-Washington Dulles Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia. *Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Washington from Keflavik Intl. (KEF)?
From Keflavik Intl. (KEF), you can fly directly into Washington Dulles Intl. (IAD) to reach Washington. Some flights may connect through major hubs like Minneapolis - St. Paul Intl. (MSP), Frankfurt Intl. (FRA), John F. Kennedy Intl. (JFK) before reaching Washington. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Reykjavik (KEF-Keflavik Intl.) to Washington, DC (IAD-Washington Dulles Intl.) at the last minute?
Typically, booking a last minute flight from Reykjavik (KEF-Keflavik Intl.) to Washington, DC (IAD-Washington Dulles Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Reykjavik (KEF-Keflavik Intl.) to Washington, DC (IAD-Washington Dulles Intl.) flight and hotel package?
Securing a Reykjavik (KEF-Keflavik Intl.) to Washington, DC (IAD-Washington Dulles Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Reykjavik (KEF-Keflavik Intl.) to Washington, DC (IAD-Washington Dulles Intl.)?
If you booked your Reykjavik (KEF-Keflavik Intl.) to Washington, DC (IAD-Washington Dulles Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Keflavik Intl.
Destination airport
Washington Dulles Intl.
Airlines serving
Air France, British Airways, Icelandair, KLM, Lufthansa, Virgin Atlantic
Return price
£471
Distance
4466 km
Average flight time
2 hours 27 mins

Book with confidence

Compare flights from Reykjavik to Washington easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Reykjavik to Washington. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to Washington Dulles Intl. in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Keflavik Intl. to Washington Dulles Intl..  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Keflavik Intl. (KEF) to Washington Dulles Intl. (IAD)

The easiest way to view the best deals on flights from Reykjavik to Washington today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Keflavik Intl. to Washington Dulles Intl. start at just £471 and range up to £620.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Reykjavik and Washington
  • booking your flight during May, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Reykjavik to Washington flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Keflavik Intl. to Washington Dulles Intl. for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Compare flights from Reykjavik to Washington easily and book with confidence

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