HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Dulles Intl

$263+ Cheap flights from Keflavik Intl (KEF) to Dulles Intl (IAD)

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 10/2. Fares are subject to change and may not be available on all flights or dates of travel.
KEF — IAD
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Keflavik Intl to Dulles Intl with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Keflavik Intl to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Keflavik Intl (KEF) to Dulles Intl (IAD). 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 June 12, 2025.

Round-trip from

$536
(Gotogate)

One-way from

$263
(Kiwi.com)

Good round-trip deal

$532 or less

Good one-way deal

$432 or less
From Reykjavik Keflavik Intl to Washington, D.C. Dulles Intl
Search Deals
One-way flight from Reykjavik Keflavik Intl to Washington, D.C. Dulles Intl
Search Deals
Price to beat on a round-trip flight from Reykjavik Keflavik Intl to Washington, D.C. Dulles Intl.
Search Deals
Price to beat on a one-way flight from Reykjavik Keflavik Intl to Washington, D.C. Dulles Intl.
Search Deals

Find flight deals from Keflavik Intl to Dulles Intl

Cheapest flights from Keflavik Intl to Dulles Intl
Explore the most affordable flight options available from Keflavik Intl to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This Gotogate deal was found by Cheapflights users on 6/11. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/44:50 pmKEF - IAD
Nonstop6h 30mIcelandair
Wed 8/138:30 pmIAD - KEF
Nonstop5h 55mIcelandair
Deal found 6/11$536
This FlightHub deal was found by Cheapflights users on 6/12. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1810:20 amKEF - IAD
1 stop13h 39mScandinavian Airlines
Wed 9/2410:05 pmIAD - KEF
1 stop31h 25mScandinavian Airlines
Deal found 6/12$549
This lol.travel deal was found by Cheapflights users on 6/11. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/119:30 amKEF - IAD
1 stop15h 31mAir Canada
Sat 7/192:25 pmIAD - KEF
1 stop13h 50mAir Canada
Deal found 6/11$604
This lol.travel deal was found by Cheapflights users on 6/11. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/411:00 amKEF - IAD
1 stop9h 20mUnited Airlines
Wed 8/136:15 amIAD - KEF
1 stop20h 45mUnited Airlines
Deal found 6/11$612
This Kissandfly.com deal was found by Cheapflights users on 6/11. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/1111:00 amKEF - IAD
1 stop9h 20mLufthansa
Sat 7/195:25 pmIAD - KEF
1 stop9h 35mLufthansa
Deal found 6/11$680
This CheapOair deal was found by Cheapflights users on 6/10. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/129:30 amKEF - IAD
2 stops15h 55mMultiple Airlines
Sun 7/208:45 pmIAD - KEF
1 stop31h 50mMultiple Airlines
Deal found 6/10$681
This British Airways deal was found by Cheapflights users on 6/12. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1910:30 amKEF - IAD
1 stop13h 40mBritish Airways
Tue 9/235:50 pmIAD - KEF
1 stop12h 10mBritish Airways
Deal found 6/12$805
This Gurufare deal was found by Cheapflights users on 6/9. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/179:25 amKEF - IAD
1 stop34h 50mSWISS
Tue 6/248:45 pmIAD - KEF
1 stop31h 35mSWISS
Deal found 6/9$815
This Virgin Atlantic deal was found by Cheapflights users on 6/11. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/1911:25 amKEF - IAD
2 stops17h 07mVirgin Atlantic
Wed 6/253:31 pmIAD - KEF
2 stops13h 59mVirgin Atlantic
Deal found 6/11$916
This KLM deal was found by Cheapflights users on 6/12. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/1211:25 amKEF - IAD
2 stops17h 07mKLM
Sat 6/211:00 pmIAD - KEF
1 stop13h 20mKLM
Deal found 6/12$940
This KAYAK deal was found by Cheapflights users on 6/11. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/1312:10 amKEF - IAD
1 stop18h 25mAustrian Airlines
Thu 7/315:13 pmIAD - KEF
1 stop11h 17mAustrian Airlines
Deal found 6/11$1,095

Cheapflights Fare Finder

Customize your flight search to find flights from Keflavik Intl to Dulles Intl 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 June 12, 2025.
Use the filters below to find and compare flights from Reykjavik Keflavik Intl Airport to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Keflavik Intl

Fly to

Dulles Intl

Route

Depart

Return

Price

ReykjavikWashington, D.C.

KEF - IAD

KEFIAD

Reykjavik Keflavik Intl

Mon 8/4

4:50 pm-7:20 pm

Nonstop6h 30m

Washington, D.C. Dulles Intl

Wed 8/13

8:30 pm-6:25 am

Nonstop5h 55m

$536

ReykjavikWashington, D.C.

KEF - IAD

KEFIAD

Reykjavik Keflavik Intl

Thu 9/18

10:20 am-7:59 pm

1 stop13h 39m

Washington, D.C. Dulles Intl

Wed 9/24

10:05 pm-9:30 am

1 stop31h 25m

$549

ReykjavikWashington, D.C.

KEF - IAD

KEFIAD

Reykjavik Keflavik Intl

Fri 7/11

9:30 am-9:01 pm

1 stop15h 31m

Washington, D.C. Dulles Intl

Sat 7/19

2:25 pm-8:15 am

1 stop13h 50m

$604

ReykjavikWashington, D.C.

KEF - IAD

KEFIAD

Reykjavik Keflavik Intl

Mon 8/4

11:00 am-4:20 pm

1 stop9h 20m

Washington, D.C. Dulles Intl

Wed 8/13

6:15 am-7:00 am

1 stop20h 45m

$612

ReykjavikWashington, D.C.

KEF - IAD

KEFIAD

Reykjavik Keflavik Intl

Fri 7/11

11:00 am-4:20 pm

1 stop9h 20m

Washington, D.C. Dulles Intl

Sat 7/19

5:25 pm-7:00 am

1 stop9h 35m

$680

ReykjavikWashington, D.C.

KEF - IAD

KEFIAD

Reykjavik Keflavik Intl

Sat 7/12

9:30 am-9:25 pm

2 stops15h 55m

Washington, D.C. Dulles Intl

Sun 7/20

8:45 pm-8:35 am

1 stop31h 50m

$681

ReykjavikWashington, D.C.

KEF - IAD

KEFIAD

Reykjavik Keflavik Intl

Fri 9/19

10:30 am-8:10 pm

1 stop13h 40m

Washington, D.C. Dulles Intl

Tue 9/23

5:50 pm-10:00 am

1 stop12h 10m

$805

ReykjavikWashington, D.C.

KEF - IAD

KEFIAD

Reykjavik Keflavik Intl

Sun 7/13

12:45 am-4:15 pm

1 stop19h 30m

Washington, D.C. Dulles Intl

Thu 7/31

5:35 pm-11:50 pm

2 stops50h 15m

$940

ReykjavikWashington, D.C.

KEF - IAD

KEFIAD

Reykjavik Keflavik Intl

Sun 7/13

12:10 am-2:35 pm

1 stop18h 25m

Washington, D.C. Dulles Intl

Thu 7/31

5:13 pm-8:30 am

1 stop11h 17m

$1,095

ReykjavikWashington, D.C.

KEF - IAD

KEFIAD

Reykjavik Keflavik Intl

Fri 7/11

12:25 am-7:45 pm

2 stops23h 20m

Washington, D.C. Dulles Intl

Sat 7/19

1:30 pm-6:45 pm

2 stops25h 15m

$1,257

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 25 results
1
2
3

Best time to book a flight from Keflavik Intl to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Keflavik 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 Reykjavik Keflavik Intl Airport to Washington, D.C. Dulles Intl Airport

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

Find hourly flight availability from Keflavik Intl to Dulles Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

When flying from Reykjavik Keflavik Intl Airport to Washington, D.C. Dulles Intl Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 34% versus a flight at noon.

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

Explore weekly flight availability from Keflavik Intl to Dulles Intl. 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 June 12, 2025.

The most flights from KEF to IAD are scheduled on a Monday (2 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (1 on average).

Rainfall in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. Dulles Intl Airport when rainfall is around 2.6 in.

Temperature in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Washington, D.C. Dulles Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

Reviews of airlines servicing Dulles Intl

Get insights into the airlines that provide service to Dulles Intl. 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 Dulles Intl. Reviews last updated June 12, 2025.
Read through reviews of airlines operating flights from Reykjavik to Washington, D.C., such as Delta, KLM and Austrian Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,950 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,358 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Austrian Airlines
7.6
Good
802 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Finnair
7.6
Good
1,290 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Air France
7.5
Good
1,463 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

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

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

    According to our current data, Icelandair ($536), Scandinavian Airlines ($549), and Air Canada ($604) offers the cheapest pricing from Reykjavik Keflavik Intl Airport to Washington, D.C. Dulles Intl Airport.

  • What are the cheapest airlines to fly from Reykjavik Keflavik Intl Airport to Washington, D.C. Dulles Intl Airport one-way?

    One-way options have recently been found by users for as low as $263 on WestJet. Other airlines that offer cheap prices include Icelandair from $403 and Scandinavian Airlines from $570 one-way.

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

    The cheapest flight price from Reykjavik Keflavik Intl Airport to Washington, D.C. Dulles Intl Airport is $412. On average you can expect to pay $1,005. The most popular route, (Reykjavik Keflavik Intl - Washington, D.C. Dulles Intl), can usually be booked for $536.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Keflavik Intl to Dulles Intl 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 Reykjavik Keflavik Intl Airport to Washington, D.C. Dulles Intl Airport?

    Currently, August is the cheapest month in which you can book a flight from Reykjavik Keflavik Intl Airport to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Reykjavik Keflavik Intl Airport to Washington, D.C. Dulles Intl Airport in July is currently the most expensive (average of $349). 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

Traveling to a place near Reykjavik Keflavik Intl Airport?

Book flights to Reykjavik Keflavik Intl Airport if you plan to visit one of these locations
Arlington
Alexandria
Woodbridge
Tysons
Silver Spring
Linthicum Heights
Fredericksburg
Gaithersburg
Fairfax
Falls Church
Easton
Herndon
Towson
Sterling
Bowie
Rockville
Reston
National Harbor
Springfield
Manassas

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Keflavik Intl to Dulles Intl

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

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.