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Reykjavik

$336+ Cheap flights from Dulles Intl (IAD) to Reykjavik (REK)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/4. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — REK
Aug 26 — Sep 21
Wed 8/26
Wed 9/2
1 adult, Economy
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1. Tell us where you want to go

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Cheapflights Tip: The best prices from Washington, D.C. Dulles Intl to Reykjavik are usually found in January or February, booked 4 days in advance, depart on a Monday or Sunday and return on a Tuesday

Cheap flight deals from Dulles Intl to Reykjavik

Cheapest flights from Dulles Intl to Reykjavik
Explore the most affordable flight options available from Dulles Intl to Reykjavik. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 27, 2026.

This SmartFares deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/248:30 pm
IAD
-
KEF
Nonstop5h 55m
Icelandair
Tue 9/17:50 pm
KEF
-
IAD
Nonstop6h 25m
Icelandair
Deal found 7/24$395
This Flysmarter deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2211:20 pm
IAD
-
KEF
Nonstop5h 50m
Icelandair
Fri 8/287:50 pm
KEF
-
IAD
Nonstop6h 25m
Icelandair
Deal found 7/22$402
This Mytrip deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/811:20 pm
IAD
-
KEF
Nonstop5h 50m
Icelandair
Tue 9/157:50 pm
KEF
-
IAD
Nonstop6h 25m
Icelandair
Deal found 7/26$403
This Cheapflightsfares deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1211:20 pm
IAD
-
KEF
Nonstop5h 50m
Icelandair
Thu 9/174:50 pm
KEF
-
IAD
Nonstop6h 30m
Icelandair
Deal found 7/27$408
This oojo deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/298:30 pm
IAD
-
KEF
Nonstop5h 55m
Icelandair
Thu 9/34:50 pm
KEF
-
IAD
Nonstop6h 30m
Icelandair
Deal found 7/23$417
This Justfly.com deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/248:30 pm
IAD
-
KEF
Nonstop5h 55m
Icelandair
Fri 8/287:50 pm
KEF
-
IAD
Nonstop6h 25m
Icelandair
Deal found 7/22$418
This Kiwi.com deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/78:30 pm
IAD
-
KEF
Nonstop5h 55m
Icelandair
Fri 9/187:50 pm
KEF
-
IAD
Nonstop6h 25m
Icelandair
Deal found 7/25$428
This Kiwi.com deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/78:30 pm
IAD
-
KEF
Nonstop5h 55m
Icelandair
Thu 9/174:50 pm
KEF
-
IAD
Nonstop6h 30m
Icelandair
Deal found 7/26$429

Find flight deals from Dulles Intl to Reykjavik

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Reykjavik (REK). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$395
(SmartFares)

One-way from

$336
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$699

Good round-trip deal

$498 or less

Good one-way deal

$280 or less
Provider with most accurate pricing for Washington, D.C. Dulles Intl-Reykjavik (REK) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-Reykjavik (REK) flights.
Search Deals
From Washington, D.C. Dulles Intl to Reykjavik (REK)
Search Deals
One-way flight from Washington, D.C. Dulles Intl to Reykjavik (REK)
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($117 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($18 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals
Price to beat on a round-trip flight from Washington, D.C. Dulles Intl to Reykjavik (REK).
Search Deals
Price to beat on a one-way flight from Washington, D.C. Dulles Intl to Reykjavik (REK).
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl to Reykjavik that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 27, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Reykjavik that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Reykjavik

IAD - KEF

IADKEF

Washington, D.C. Dulles Intl

Thu 10/15

6:10 am-7:55 am

2 stops21h 45m

Reykjavik Keflavik Intl

Mon 10/19

10:00 am-11:55 am

2 stops29h 55m

$493

Washington, D.C.Reykjavik

IAD - KEF

IADKEF

Washington, D.C. Dulles Intl

Sun 8/16

10:27 pm-8:50 am

1 stop30h 23m

Reykjavik Keflavik Intl

Sat 8/22

10:00 am-7:43 am

2 stops25h 43m

$504

Washington, D.C.Reykjavik

IAD - KEF

IADKEF

Washington, D.C. Dulles Intl

Wed 8/12

10:27 pm-8:50 am

1 stop30h 23m

Reykjavik Keflavik Intl

Tue 8/18

10:00 am-11:21 am

1 stop29h 21m

$504

Washington, D.C.Reykjavik

IAD - KEF

IADKEF

Washington, D.C. Dulles Intl

Wed 8/26

10:27 pm-8:50 am

1 stop30h 23m

Reykjavik Keflavik Intl

Sun 9/6

10:00 am-11:44 am

2 stops29h 44m

$504
Quickest round-trip

Washington, D.C.Reykjavik

IAD - KEF

IADKEF

Washington, D.C. Dulles Intl

Fri 8/21

10:35 pm-8:30 am

Nonstop5h 55m

Reykjavik Keflavik Intl

Mon 8/31

9:15 am-3:01 pm

1 stop9h 46m

$507

Washington, D.C.Reykjavik

IAD - KEF

IADKEF

Washington, D.C. Dulles Intl

Wed 10/14

9:55 am-8:45 am

1 stop18h 50m

Reykjavik Keflavik Intl

Mon 10/19

10:00 am-8:25 pm

1 stop14h 25m

$507

Washington, D.C.Reykjavik

IAD - KEF

IADKEF

Washington, D.C. Dulles Intl

Fri 10/16

4:00 pm-8:45 am

1 stop12h 45m

Reykjavik Keflavik Intl

Tue 10/20

10:00 am-8:25 pm

1 stop14h 25m

$507

Washington, D.C.Reykjavik

IAD - KEF

IADKEF

Washington, D.C. Dulles Intl

Thu 8/27

3:45 pm-7:55 am

1 stop12h 10m

Reykjavik Keflavik Intl

Mon 8/31

9:15 am-7:01 pm

1 stop13h 46m

$510

Washington, D.C.Reykjavik

IAD - KEF

IADKEF

Washington, D.C. Dulles Intl

Tue 12/1

10:10 pm-10:00 am

1 stop30h 50m

Reykjavik Keflavik Intl

Mon 12/21

12:00 pm-9:08 pm

1 stop14h 08m

$511

Washington, D.C.Reykjavik

IAD - KEF

IADKEF

Washington, D.C. Dulles Intl

Mon 10/12

10:40 pm-7:55 am

2 stops29h 15m

Reykjavik Keflavik Intl

Sun 10/18

9:15 am-11:49 am

2 stops30h 34m

$517

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/26

Showing 1-10 of 17 resultsSorted by cheapest first
1
2

Compare providers for flights from Dulles Intl to Reykjavik

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Dulles Intl to Reykjavik in July.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy2 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy2 starsTrust Score*1 star
JustAirTicketPrice Accuracy-Trust Score*1 star
CheapfaremartPrice Accuracy-Trust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Reykjavik flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C. Dulles Intl Airport-Reykjavik flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Reykjavik flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Reykjavik flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C. Dulles Intl Airport-Reykjavik flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Dulles Intl to Reykjavik

Have a flexible travel schedule? Discover the best time to fly to Reykjavik from Dulles Intl with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. Dulles Intl Airport to Reykjavik

What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Reykjavik?

Currently, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Reykjavik (average of $467). Flying from Washington, D.C. Dulles Intl Airport to Reykjavik in June is currently the most expensive (average of $733). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from IAD to REK?

Find hourly flight availability from Dulles Intl to Reykjavik. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 27, 2026.

When flying from Washington, D.C. Dulles Intl Airport to Reykjavik, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Washington, D.C. Dulles Intl Airport to Reykjavik

Explore weekly flight availability from Dulles Intl to Reykjavik. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated July 27, 2026.

The most flights from IAD to REK are scheduled on a Wednesday (3 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (1 on average).

How much does it cost to fly round-trip from Washington, D.C. Dulles Intl Airport to Reykjavik?

Airfare is below average for this route at the moment.
Washington, D.C. Dulles Intl Airport to Reykjavik flights typically cost between $501 and $736 in August.
The cheapest round-trip price found within the last 5 days was $395 on Icelandair (Aug 24-Sep 1).

How often are flights from Washington, D.C. to Reykjavik delayed?

About 11% of weekly flights between Washington, D.C. and Reykjavik have experienced delays in the past year, with the average delay time being 162 minutes.

What is the most punctual flight time for Washington, D.C. to Reykjavik flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Monday tends to have the lowest number of delays on this route, whereas Wednesday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Washington, D.C. to Reykjavik flights?

Over the last year, Icelandair have had the lowest number of delays on this route, with just 11% of flights being delayed.

How far ahead should I book a flight from Washington, D.C. Dulles Intl Airport to Reykjavik?

The best time to book flights from Washington, D.C. Dulles Intl Airport to Reykjavik is 38 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

Reviews of airlines servicing Reykjavik

Get insights into the airlines that provide service to Reykjavik. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Reykjavik. Reviews last updated July 27, 2026.
Read reviews from past customers who have flown United Airlines and Icelandair from Washington, D.C. Dulles Intl Airport to Reykjavik. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
10,041 reviews

Food

6.6

Comfort

7.3

Boarding

7.7

Crew

8.1

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

IAD - TYS

It was a short flight on a small express plane, so no time for amenities. Quickly on, quickly off. No complaints.
United Airlines
7.4
Good
10,041 reviews
United Airlines
7.4
Good
10,041 reviews

Food

6.6

Comfort

7.3

Boarding

7.7

Crew

8.1

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

IAD - TYS

It was a short flight on a small express plane, so no time for amenities. Quickly on, quickly off. No complaints.
Icelandair
7.0
Good
716 reviews
United Airlines
7.4
Good
10,041 reviews

Food

6.6

Comfort

7.3

Boarding

7.7

Crew

8.1

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

IAD - TYS

It was a short flight on a small express plane, so no time for amenities. Quickly on, quickly off. No complaints.

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Reykjavik. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Washington, D.C. Dulles Intl Airport to Reykjavik?

    A quick flight from Washington, D.C. Dulles Intl Airport to Reykjavik can take about 21h 45m. United Airlines provides one of the quickest options available for as low as $493. The distance between Washington, D.C. Dulles Intl Airport and Reykjavik is about 2791 mi.

  • What are the cheapest airlines flying from Washington, D.C. Dulles Intl Airport to Reykjavik round-trip?

    Flying on Icelandair is currently your cheapest option to Reykjavik, with prices starting at $349. Another option worth looking into is United Airlines, starting at $429 round trip. Icelandair is 36% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest flights from Washington, D.C. Dulles Intl Airport to Reykjavik?

    The cheapest flight price from Washington, D.C. Dulles Intl Airport to Reykjavik is $188. On average you can expect to pay $1,305. The most popular route, (Washington, D.C. Dulles Intl - Reykjavik Keflavik Intl), can usually be booked for $403.

  • Can I find deals for flights from Dulles Intl to Reykjavik that include hotel bookings?

    Yes. In addition to deals on Dulles Intl to Reykjavik flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Dulles Intl to Reykjavik?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to Reykjavik.

  • Can I find deals for business class flights from Dulles Intl to Reykjavik?

    Yes. Cheapflights offers flight deals from Dulles Intl to Reykjavik by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Reykjavik?

    Currently, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Reykjavik (average of $467). Flying from Washington, D.C. Dulles Intl Airport to Reykjavik in June is currently the most expensive (average of $733). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Dulles Intl to Reykjavik

See prices for flight routes from nearby airports that may be better suited for you.
Baltimore to Keflavik Intl flights
Dulles Intl to Keflavik Intl flights
Reagan-National to Keflavik Intl flights

Top 2 airlines flying from Dulles Intl to Reykjavik

Discover the top 2 airlines that operate flights from Dulles Intl to Reykjavik. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$349Average$602FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$429Average$880FlexibilityNo cancel feeOn-time69%

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