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Keflavik Intl

$117+ Cheap flights from Washington, D.C. (WAS) 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 3/4. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — KEF
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
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The best prices from Washington, D.C. to Reykjavik Keflavik Intl are usually found in November or January, booked 75 days in advance, depart on a Tuesday or Monday and return on a Saturday

Cheap flight deals from Washington, D.C. to Keflavik Intl

Discover tips and strategies to find the most affordable flight options for your journey from Washington, D.C. (WAS) to Keflavik Intl (KEF). 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 February 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$281
(Mytrip)

One-way from

$117
(Mytrip)

Popular in

June

Cheapest in

November

Average price

$379

Good round-trip deal

$394 or less

Good one-way deal

$313 or less
Provider with most accurate pricing for Washington, D.C. (WAS)-Reykjavik Keflavik Intl flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Reykjavik Keflavik Intl flights.
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From Washington, D.C. (WAS) to Reykjavik Keflavik Intl
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One-way flight from Washington, D.C. (WAS) to Reykjavik Keflavik Intl
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Highest demand for flights based on searches. 18% potential increase in price ($94 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($13 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Price to beat on a round-trip flight from Washington, D.C. (WAS) to Reykjavik Keflavik Intl.
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Price to beat on a one-way flight from Washington, D.C. (WAS) to Reykjavik Keflavik Intl.
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Find flight deals from Washington, D.C. to Keflavik Intl

Cheapest flights from Washington, D.C. to Keflavik Intl
Explore the most affordable flight options available from Washington, D.C. to Keflavik Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.

This CheapOair deal was found by Cheapflights users on 2/19. 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.
Tue 3/46:10 pmBWI - KEF
Nonstop5h 50mPLAY
Wed 3/53:20 pmKEF - BWI
Nonstop6h 40mPLAY
Deal found 2/19$272
This PLAY deal was found by Cheapflights users on 2/20. 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 PLAY is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/47:00 amBWI - KEF
1 stop16h 45mMultiple Airlines
Tue 3/113:20 pmKEF - BWI
Nonstop6h 40mMultiple Airlines
Deal found 2/20$312
This FlightHub deal was found by Cheapflights users on 2/19. 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.
Sat 4/198:30 pmBWI - KEF
Nonstop5h 55mIcelandair
Thu 4/245:00 pmKEF - BWI
Nonstop6h 25mIcelandair
Deal found 2/19$366
This CrystalTravel deal was found by Cheapflights users on 2/19. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/38:30 pmIAD - KEF
Nonstop5h 55mIcelandair
Sat 5/104:50 pmKEF - IAD
Nonstop6h 30mIcelandair
Deal found 2/19$376
This StudentUniverse deal was found by Cheapflights users on 2/18. 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 StudentUniverse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/316:59 pmDCA - KEF
2 stops17h 31mFinnair
Tue 4/85:15 pmKEF - DCA
2 stops33h 14mFinnair
Deal found 2/18$498
This American Airlines deal was found by Cheapflights users on 2/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/107:00 pmIAD - KEF
1 stop11h 55mAmerican Airlines
Thu 3/2011:40 amKEF - IAD
1 stop13h 05mAmerican Airlines
Deal found 2/20$506
This oojo deal was found by Cheapflights users on 2/20. 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.
Tue 3/187:00 pmIAD - KEF
1 stop11h 50mBritish Airways
Thu 3/2711:40 amKEF - IAD
1 stop13h 05mBritish Airways
Deal found 2/20$507
This oojo deal was found by Cheapflights users on 2/18. 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.
Wed 4/3010:05 pmIAD - KEF
1 stop14h 15mScandinavian Airlines
Mon 5/510:20 amKEF - IAD
1 stop13h 39mScandinavian Airlines
Deal found 2/18$517
This oojo deal was found by Cheapflights users on 2/20. 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.
Tue 3/186:00 amDCA - KEF
2 stops24h 50mBritish Airways
Tue 3/2511:45 amKEF - DCA
2 stops25h 44mBritish Airways
Deal found 2/20$520
This Air Canada deal was found by Cheapflights users on 2/19. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/410:05 pmIAD - KEF
2 stops30h 30mAir Canada
Thu 8/2810:00 amKEF - IAD
2 stops39h 00mAir Canada
Deal found 2/19$528
This Justfly.com deal was found by Cheapflights users on 2/19. 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.
Sun 9/216:50 pmDCA - KEF
1 stop9h 45mAir Canada
Tue 9/3010:00 amKEF - DCA
2 stops30h 08mAir Canada
Deal found 2/19$528
This Expedia deal was found by Cheapflights users on 2/18. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/315:25 pmIAD - KEF
1 stop25h 55mMultiple Airlines
Mon 4/712:25 amKEF - IAD
1 stop19h 25mMultiple Airlines
Deal found 2/18$542

Find flights from Washington, D.C. to Keflavik Intl within your budget

Customize your flight search to find flights from Washington, D.C. 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 February 20, 2025.

Fly from

Washington, D.C.

Fly to

Keflavik Intl

Route

Depart

Return

Price

BaltimoreReykjavik

BWI - KEF

BWIKEF

Baltimore/Washington

Tue 3/4

6:10 pm-5:00 am

Nonstop5h 50m

Reykjavik Keflavik Intl

Wed 3/5

3:20 pm-5:00 pm

Nonstop6h 40m

$272

BaltimoreReykjavik

BWI - KEF

BWIKEF

Baltimore/Washington

Tue 3/4

7:00 am-4:45 am

1 stop16h 45m

Reykjavik Keflavik Intl

Tue 3/11

3:20 pm-6:00 pm

Nonstop6h 40m

$312

BaltimoreReykjavik

BWI - KEF

BWIKEF

Baltimore/Washington

Sat 4/26

8:30 pm-6:25 am

Nonstop5h 55m

Reykjavik Keflavik Intl

Wed 4/30

5:00 pm-7:25 pm

Nonstop6h 25m

$362

Washington, D.C.Reykjavik

IAD - KEF

IADKEF

Washington, D.C. Dulles Intl

Sat 5/3

8:30 pm-6:25 am

Nonstop5h 55m

Reykjavik Keflavik Intl

Sat 5/10

4:50 pm-7:20 pm

Nonstop6h 30m

$376

Washington, D.C.Reykjavik

DCA - KEF

DCAKEF

Washington, D.C. Reagan-National

Mon 3/31

6:59 pm-4:30 pm

2 stops17h 31m

Reykjavik Keflavik Intl

Tue 4/8

5:15 pm-10:29 pm

2 stops33h 14m

$498

Washington, D.C.Reykjavik

IAD - KEF

IADKEF

Washington, D.C. Dulles Intl

Mon 3/10

7:00 pm-10:55 am

1 stop11h 55m

Reykjavik Keflavik Intl

Thu 3/20

11:40 am-8:45 pm

1 stop13h 05m

$506

Washington, D.C.Reykjavik

IAD - KEF

IADKEF

Washington, D.C. Dulles Intl

Tue 3/18

7:00 pm-10:50 am

1 stop11h 50m

Reykjavik Keflavik Intl

Thu 3/27

11:40 am-8:45 pm

1 stop13h 05m

$507

Washington, D.C.Reykjavik

IAD - KEF

IADKEF

Washington, D.C. Dulles Intl

Wed 4/30

10:05 pm-4:20 pm

1 stop14h 15m

Reykjavik Keflavik Intl

Mon 5/5

10:20 am-7:59 pm

1 stop13h 39m

$517

Washington, D.C.Reykjavik

DCA - KEF

DCAKEF

Washington, D.C. Reagan-National

Tue 3/18

6:00 am-10:50 am

2 stops24h 50m

Reykjavik Keflavik Intl

Tue 3/25

11:45 am-9:29 am

2 stops25h 44m

$520

Washington, D.C.Reykjavik

IAD - KEF

IADKEF

Washington, D.C. Dulles Intl

Mon 8/4

10:05 pm-8:35 am

2 stops30h 30m

Reykjavik Keflavik Intl

Fri 8/29

9:50 am-7:44 am

2 stops25h 54m

$528

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Showing 1-10 of 55 results
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Compare providers for flights from Washington, D.C. to Keflavik Intl

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 Washington, D.C. to Keflavik Intl in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*1 star
MytripPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*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.-Reykjavik Keflavik Intl Airport 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.-Reykjavik Keflavik Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C.-Reykjavik Keflavik Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C.-Reykjavik Keflavik Intl Airport 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.-Reykjavik Keflavik Intl Airport 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 Washington, D.C. to Keflavik Intl

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

Travel insights for flights from Washington, D.C. to Keflavik Intl

Get recent, data-driven insights about flights from Washington, D.C. to Keflavik Intl including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a round-trip flight from Washington, D.C. to Keflavik Intl. Price data was last updated on February 14, 2025.

The best time to book flights from Washington, D.C. to Reykjavik Keflavik Intl Airport is 75 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.

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

Currently, November is the cheapest month in which you can book a flight from Washington, D.C. to Reykjavik Keflavik Intl Airport (average of $328). Flying from Washington, D.C. to Reykjavik Keflavik Intl Airport in June is currently the most expensive (average of $657). 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 WAS to KEF?

Find hourly flight availability from Washington, D.C. 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 February 20, 2025.

A simple way to save on the total cost of your ticket is to fly from Washington, D.C. to Reykjavik Keflavik Intl Airport at noon. If you’re flexible enough to do this you can expect to save up to 32% on your trip compared to booking a flight in the morning.

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

Explore weekly flight availability from Washington, D.C. 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 February 20, 2025.

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

Rainfall in Keflavik Intl by month

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

In terms of precipitation, rainfall in Reykjavik Keflavik Intl Airport ranges from 1.6 - 3.1 inches per month. January is typically the wettest month, when rainfall can reach 3.1 in. May is typically the driest time to visit Reykjavik Keflavik Intl Airport when rainfall is around 1.6 in.

Temperature in Keflavik Intl by month

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

If weather is an important factor for your trip to Reykjavik Keflavik 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 51.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

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 February 20, 2025.
To help decide which airline to fly from Washington, D.C. to Reykjavik, see what other customers have to say about Delta, Alaska Airlines and KLM. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,220 reviews

Crew

8.5

Food

7.3

Comfort

8.0

Overall

8.0

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very good
8,220 reviews
Delta
8.0
Very good
8,220 reviews

Crew

8.5

Food

7.3

Comfort

8.0

Overall

8.0

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Alaska Airlines
8.0
Very good
9,692 reviews
Delta
8.0
Very good
8,220 reviews

Crew

8.5

Food

7.3

Comfort

8.0

Overall

8.0

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

KLM
7.8
Good
1,333 reviews
Delta
8.0
Very good
8,220 reviews

Crew

8.5

Food

7.3

Comfort

8.0

Overall

8.0

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Finnair
7.6
Good
1,273 reviews
Delta
8.0
Very good
8,220 reviews

Crew

8.5

Food

7.3

Comfort

8.0

Overall

8.0

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Austrian Airlines
7.6
Good
773 reviews
Delta
8.0
Very good
8,220 reviews

Crew

8.5

Food

7.3

Comfort

8.0

Overall

8.0

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Washington, D.C. 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 flying from Washington, D.C. to Reykjavik Keflavik Intl Airport round-trip?

    PLAY, at $281, was found to be the cheapest airline from Washington, D.C. to Reykjavik Keflavik Intl Airport.Alternate airlines to your destination round-trip include Icelandair and Scandinavian Airlines. You may be able to fly from Washington, D.C. to Reykjavik Keflavik Intl Airport for 34% less than the average price by searching for these airlines.

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

    One-way options have recently been found by users for as low as $117 on PLAY. Other airlines that offer cheap prices include WorldTicket from $242 and Icelandair from $360 one-way.

  • What are the most popular routes from Washington, D.C. to Reykjavik Keflavik Intl Airport?

    Most travelers choose Washington, D.C. Dulles Intl - Reykjavik Keflavik Intl, Baltimore/Washington - Reykjavik Keflavik Intl or Washington, D.C. Reagan-National - Reykjavik Keflavik Intl when deciding on the best route from Washington, D.C. to Reykjavik Keflavik Intl Airport.

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

    While on average a flight from Washington, D.C. to Reykjavik Keflavik Intl Airport is generally $1,303, our data shows the cheapest flight currently is $282. When looking at the most popular route, (Washington, D.C. Dulles Intl - Reykjavik Keflavik Intl), you can expect to pay $376 for that flight.

  • Can I find deals for flights from Washington, D.C. to Keflavik Intl that include hotel bookings?

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

  • How can I find direct flights from Washington, D.C. to Keflavik Intl?

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

  • Can I find deals for business class flights from Washington, D.C. to Keflavik Intl?

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

    Currently, November is the cheapest month in which you can book a flight from Washington, D.C. to Reykjavik Keflavik Intl Airport (average of $328). Flying from Washington, D.C. to Reykjavik Keflavik Intl Airport in June is currently the most expensive (average of $657). 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.

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Alternative routes for Washington, D.C. to Keflavik Intl

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

Top 3 airlines flying from Washington, D.C. to Keflavik Intl

Discover the top 3 airlines that operate flights from Washington, D.C. 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 February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
PLAYCheapest$233Average$341FlexibilityNo cancel feeOn-timeN/A
IcelandairCheapest$355Average$529FlexibilityNo cancel feeOn-time76%
JetBlueCheapest$756Average$787FlexibilityNo cancel feeOn-time62%
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