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Keflavik Intl

$263+ Cheap flights from District of Columbia to Keflavik Intl (KEF)

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 8/14. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — KEF
Jul 30 — Aug 61
Wed 7/30
Wed 8/6
1 adult, Economy
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Cheap flight deals from District of Columbia to Keflavik Intl

Keep the following information in mind while searching for District of Columbia to Keflavik Intl flight deals. Data was last updated July 25, 2025.

Round-trip from

$360
(SmartFares)

One-way from

$263
(Mytrip)

Popular in

June

Cheapest in

January

Average price

$529

Good round-trip deal

$435 or less

Good one-way deal

$256 or less
From District of Columbia to Reykjavik Keflavik Intl
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One-way flight from District of Columbia to Reykjavik Keflavik Intl
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Highest demand for flights based on searches. 10% potential increase in price ($55 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Price to beat on a round-trip flight from District of Columbia to Reykjavik Keflavik Intl.
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Price to beat on a one-way flight from District of Columbia to Reykjavik Keflavik Intl.
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Find flight deals from District of Columbia to Keflavik Intl

Cheapest flights from District of Columbia to Keflavik Intl
Explore the most affordable flight options available from District of Columbia to Keflavik Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 25, 2025.

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.
Wed 12/37:40 pmIAD - KEF
Nonstop5h 55mIcelandair
Wed 12/104:50 pmKEF - IAD
Nonstop6h 30mIcelandair
Deal found 7/24$357
This Ticket 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 Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2112:29 pmDCA - KEF
1 stop13h 51mAir France
Thu 8/2811:25 amKEF - DCA
1 stop10h 49mAir France
Deal found 7/22$375
This Booking.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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/219:40 amDCA - KEF
1 stop18h 30mAir Canada
Thu 8/289:30 amKEF - DCA
1 stop16h 18mAir Canada
Deal found 7/22$382
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/108:00 pmDCA - KEF
1 stop32h 30mUnited Airlines
Sun 9/149:30 amKEF - DCA
1 stop28h 50mUnited Airlines
Deal found 7/22$394
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/219:35 amIAD - KEF
1 stop18h 35mAir Canada
Thu 8/289:30 amKEF - IAD
1 stop10h 48mAir Canada
Deal found 7/22$401
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/65:10 pmIAD - KEF
1 stop12h 20mDelta
Mon 10/138:45 amKEF - IAD
1 stop18h 15mDelta
Deal found 7/22$403
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/65:00 pmDCA - KEF
1 stop12h 30mDelta
Sun 10/128:45 amKEF - DCA
1 stop18h 09mDelta
Deal found 7/22$403
This KLM 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/215:11 pmIAD - KEF
1 stop9h 09mKLM
Thu 8/289:30 amKEF - IAD
1 stop18h 10mKLM
Deal found 7/23$409
This KLM 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2112:29 pmDCA - KEF
1 stop13h 51mKLM
Thu 8/2811:25 amKEF - DCA
1 stop16h 16mKLM
Deal found 7/23$409

Cheapflights Fare Finder

 
Customize your flight search to find flights from District of Columbia to Keflavik 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 July 25, 2025.
Use the filters below to find and compare flights from District of Columbia to Reykjavik Keflavik Intl Airport that are best for you.

Fly from

District of Columbia

Fly to

Keflavik Intl

Route

Depart

Return

Price

Washington, D.C.Reykjavik

IAD - KEF

IADKEF

Washington, D.C. Dulles Intl

Wed 12/3

7:40 pm-6:35 am

Nonstop5h 55m

Reykjavik Keflavik Intl

Wed 12/10

4:50 pm-6:20 pm

Nonstop6h 30m

$357

Washington, D.C.Reykjavik

DCA - KEF

DCAKEF

Washington, D.C. Reagan-National

Thu 8/21

12:29 pm-6:20 am

1 stop13h 51m

Reykjavik Keflavik Intl

Thu 8/28

11:25 am-6:14 pm

1 stop10h 49m

$375

Washington, D.C.Reykjavik

DCA - KEF

DCAKEF

Washington, D.C. Reagan-National

Thu 8/21

9:40 am-8:10 am

1 stop18h 30m

Reykjavik Keflavik Intl

Thu 8/28

9:30 am-9:48 pm

1 stop16h 18m

$382

Washington, D.C.Reykjavik

DCA - KEF

DCAKEF

Washington, D.C. Reagan-National

Wed 9/10

8:00 pm-8:30 am

1 stop32h 30m

Reykjavik Keflavik Intl

Sun 9/14

9:30 am-10:20 am

1 stop28h 50m

$394

Washington, D.C.Reykjavik

IAD - KEF

IADKEF

Washington, D.C. Dulles Intl

Thu 8/21

9:35 am-8:10 am

1 stop18h 35m

Reykjavik Keflavik Intl

Thu 8/28

9:30 am-4:18 pm

1 stop10h 48m

$401

Washington, D.C.Reykjavik

IAD - KEF

IADKEF

Washington, D.C. Dulles Intl

Mon 10/6

12:30 pm-9:30 am

1 stop17h 00m

Reykjavik Keflavik Intl

Sun 10/12

8:45 am-11:00 pm

1 stop18h 15m

$403

Washington, D.C.Reykjavik

DCA - KEF

DCAKEF

Washington, D.C. Reagan-National

Mon 10/6

5:00 pm-9:30 am

1 stop12h 30m

Reykjavik Keflavik Intl

Sun 10/12

8:45 am-10:54 pm

1 stop18h 09m

$403

Washington, D.C.Reykjavik

IAD - KEF

IADKEF

Washington, D.C. Dulles Intl

Thu 8/21

5:11 pm-6:20 am

1 stop9h 09m

Reykjavik Keflavik Intl

Thu 8/28

9:30 am-11:40 pm

1 stop18h 10m

$409

Washington, D.C.Reykjavik

DCA - KEF

DCAKEF

Washington, D.C. Reagan-National

Thu 8/21

12:29 pm-6:20 am

1 stop13h 51m

Reykjavik Keflavik Intl

Thu 8/28

11:25 am-11:41 pm

1 stop16h 16m

$409

Washington, D.C.Reykjavik

IAD - KEF

IADKEF

Washington, D.C. Dulles Intl

Thu 8/14

11:04 am-4:45 am

3 stops37h 41m

$263

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/23

Showing 1-10 of 27 results
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Best time to book a flight from District of Columbia to Keflavik Intl

Have a flexible travel schedule? Discover the best time to fly to Keflavik Intl from District of Columbia 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 District of Columbia to Reykjavik Keflavik Intl Airport

What is the cheapest month to book a flight from District of Columbia to Reykjavik Keflavik Intl Airport?

Currently, November is the cheapest month in which you can book a flight from District of Columbia to Reykjavik Keflavik Intl Airport (average of $328). Flying from District of Columbia to Reykjavik Keflavik Intl Airport in June is currently the most expensive (average of $653). 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 DC to KEF?

Find hourly flight availability from District of Columbia to Keflavik Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 25, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from District of Columbia to Reykjavik Keflavik Intl Airport as you normally would.

Weekly flight availability from District of Columbia to Reykjavik Keflavik Intl Airport

Explore weekly flight availability from District of Columbia to Keflavik 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 July 25, 2025.

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

Reviews of airlines servicing Keflavik Intl

Get insights into the airlines that provide service to Keflavik 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 Keflavik Intl. Reviews last updated July 25, 2025.
See what other customers who have flown with Delta, KLM, and Air France from District of Columbia to Reykjavik Keflavik Intl Airport have to say. 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.
Delta
8.0
Very good
7,967 reviews

Entertainment

7.9

Overall

8.0

Crew

8.5

Boarding

8.2

Comfort

7.9

Food

7.3

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
7,967 reviews
Delta
8.0
Very good
7,967 reviews

Entertainment

7.9

Overall

8.0

Crew

8.5

Boarding

8.2

Comfort

7.9

Food

7.3

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
1,375 reviews
Delta
8.0
Very good
7,967 reviews

Entertainment

7.9

Overall

8.0

Crew

8.5

Boarding

8.2

Comfort

7.9

Food

7.3

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
1,462 reviews
Delta
8.0
Very good
7,967 reviews

Entertainment

7.9

Overall

8.0

Crew

8.5

Boarding

8.2

Comfort

7.9

Food

7.3

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!
SWISS
7.5
Good
1,676 reviews
Delta
8.0
Very good
7,967 reviews

Entertainment

7.9

Overall

8.0

Crew

8.5

Boarding

8.2

Comfort

7.9

Food

7.3

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!
United Airlines
7.4
Good
8,876 reviews
Delta
8.0
Very good
7,967 reviews

Entertainment

7.9

Overall

8.0

Crew

8.5

Boarding

8.2

Comfort

7.9

Food

7.3

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 District of Columbia to Keflavik 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 to fly from District of Columbia to Reykjavik Keflavik Intl Airport one-way?

    The cheapest airlines for a one-way flight from District of Columbia to Reykjavik Keflavik Intl Airport are Icelandair ($317), Scandinavian Airlines ($387), and United Airlines ($390).

  • What are the cheapest flights from District of Columbia to Reykjavik Keflavik Intl Airport?

    On average you can expect to pay $1,244 for a flight from District of Columbia to Reykjavik Keflavik Intl Airport. The cheapest flight overall is $201 while the most popular route, (Washington, D.C. Dulles Intl - Reykjavik Keflavik Intl) is currently priced at $358.

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

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

  • How can I find direct flights from District of Columbia to Keflavik Intl?

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

  • Can I find deals for business class flights from District of Columbia to Keflavik Intl?

    Yes. Cheapflights offers flight deals from District of Columbia to Keflavik 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 District of Columbia to Reykjavik Keflavik Intl Airport?

    Currently, November is the cheapest month in which you can book a flight from District of Columbia to Reykjavik Keflavik Intl Airport (average of $328). Flying from District of Columbia to Reykjavik Keflavik Intl Airport in June is currently the most expensive (average of $653). 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
Keflavik
Hveragerdi

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Top 3 airlines flying from District of Columbia to Keflavik Intl

Discover the top 3 airlines that operate flights from District of Columbia to Keflavik Intl. 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 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
PLAYCheapest$240Average$373FlexibilityNo cancel feeOn-timeN/A
IcelandairCheapest$349Average$515FlexibilityNo cancel feeOn-time76%
JetBlueCheapest$738Average$777FlexibilityNo cancel feeOn-time62%

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