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Keflavik Intl

$336+ Cheap flights from Reagan-National (DCA) 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 3/15. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — KEF
mar. 1 — mar. 81
sáb. 3/1
sáb. 3/8
1 adult, Economy
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Cheap flight deals from Reagan-National to Keflavik Intl

Discover tips and strategies to find the most affordable flight options for your journey from Reagan-National (DCA) 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 febrero 24, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$494
(Delta)

One-way from

$336
(Mytrip)

Popular in

July

Cheapest in

November

Average price

$448
Provider with most accurate pricing for Washington, D.C. Reagan-National-Reykjavik Keflavik Intl flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. Reagan-National-Reykjavik Keflavik Intl flights.
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From Washington, D.C. Reagan-National to Reykjavik Keflavik Intl
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One-way flight from Washington, D.C. Reagan-National to Reykjavik Keflavik Intl
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Highest demand for flights based on searches. 26% potential increase in price ($219 potential increase over avg. RT price).
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Cheapest flight prices on average. 8% potential price decrease ($51 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Find flight deals from Reagan-National to Keflavik Intl

Cheapest flights from Reagan-National to Keflavik Intl
Explore the most affordable flight options available from Reagan-National to Keflavik Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on febrero 24, 2025.

This Delta deal was found by Cheapflights users on 2/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 3/314:25 pmDCA - KEF
1 stop13h 05mDelta
lun. 4/711:25 amKEF - DCA
1 stop15h 17mDelta
Deal found 2/23$494
This oojo deal was found by Cheapflights users on 2/23. 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.
jue. 3/136:00 amDCA - KEF
2 stops24h 55mBritish Airways
mar. 3/1811:45 amKEF - DCA
2 stops25h 44mBritish Airways
Deal found 2/23$520
This Justfly.com deal was found by Cheapflights users on 2/23. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/811:00 amDCA - KEF
1 stop17h 35mAir Canada
vie. 9/1910:00 amKEF - DCA
2 stops54h 08mAir Canada
Deal found 2/23$529
This KLM deal was found by Cheapflights users on 2/24. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 4/2311:00 amDCA - KEF
1 stop18h 30mMultiple Airlines
mié. 4/3011:25 amKEF - DCA
1 stop10h 45mMultiple Airlines
Deal found 2/24$544
This Virgin Atlantic deal was found by Cheapflights users on 2/24. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 4/176:25 amDCA - KEF
1 stop23h 05mVirgin Atlantic
mar. 4/2211:25 amKEF - DCA
1 stop15h 20mVirgin Atlantic
Deal found 2/24$549
This Finnair deal was found by Cheapflights users on 2/23. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 8/257:45 pmDCA - KEF
2 stops16h 45mFinnair
vie. 9/58:45 amKEF - DCA
2 stops18h 15mFinnair
Deal found 2/23$581
This Aeromexico deal was found by Cheapflights users on 2/24. 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 Aeromexico is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 4/311:38 amDCA - KEF
1 stop17h 52mAir France
lun. 4/711:25 amKEF - DCA
2 stops34h 55mAir France
Deal found 2/24$586
This United deal was found by Cheapflights users on 2/24. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 8/165:00 pmDCA - KEF
1 stop10h 00mUnited Airlines
vie. 8/2912:00 pmKEF - DCA
1 stop12h 43mUnited Airlines
Deal found 2/24$632
This American Airlines deal was found by Cheapflights users on 2/23. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 8/166:59 amDCA - KEF
2 stops22h 31mAmerican Airlines
vie. 8/2910:30 amKEF - DCA
2 stops16h 31mAmerican Airlines
Deal found 2/23$658
This oojo deal was found by Cheapflights users on 2/24. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 4/29:00 amDCA - KEF
1 stop8h 45mIcelandair
sáb. 4/55:10 pmKEF - DCA
1 stop19h 12mIcelandair
Deal found 2/24$692
This KLM deal was found by Cheapflights users on 2/23. 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.
sáb. 4/54:25 pmDCA - KEF
1 stop13h 05mKLM
mar. 4/811:25 amKEF - DCA
1 stop10h 44mKLM
Deal found 2/23$778

Find flights from Reagan-National to Keflavik Intl within your budget

Customize your flight search to find flights from Reagan-National 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 febrero 24, 2025.

Fly from

Reagan-National

Fly to

Keflavik Intl

Route

Depart

Return

Price

Washington, D.C.Reykjavik

DCA - KEF

DCAKEF

Washington, D.C. Reagan-National

lun. 3/31

4:25 pm-9:30 am

1 stop13h 05m

Reykjavik Keflavik Intl

lun. 4/7

11:25 am-10:42 pm

1 stop15h 17m

$494

Washington, D.C.Reykjavik

DCA - KEF

DCAKEF

Washington, D.C. Reagan-National

jue. 3/13

6:00 am-10:55 am

2 stops24h 55m

Reykjavik Keflavik Intl

mar. 3/18

11:45 am-9:29 am

2 stops25h 44m

$520

Washington, D.C.Reykjavik

DCA - KEF

DCAKEF

Washington, D.C. Reagan-National

mié. 4/23

11:00 am-9:30 am

1 stop18h 30m

Reykjavik Keflavik Intl

mié. 4/30

11:25 am-6:10 pm

1 stop10h 45m

$544

Washington, D.C.Reykjavik

DCA - KEF

DCAKEF

Washington, D.C. Reagan-National

jue. 4/17

6:25 am-9:30 am

1 stop23h 05m

Reykjavik Keflavik Intl

mar. 4/22

11:25 am-10:45 pm

1 stop15h 20m

$549

Washington, D.C.Reykjavik

DCA - KEF

DCAKEF

Washington, D.C. Reagan-National

vie. 8/15

8:40 pm-8:35 am

2 stops31h 55m

Reykjavik Keflavik Intl

dom. 8/24

10:00 am-12:03 pm

2 stops30h 03m

$578

Washington, D.C.Reykjavik

DCA - KEF

DCAKEF

Washington, D.C. Reagan-National

jue. 4/3

11:38 am-9:30 am

1 stop17h 52m

Reykjavik Keflavik Intl

lun. 4/7

11:25 am-6:20 pm

2 stops34h 55m

$586

Washington, D.C.Reykjavik

DCA - KEF

DCAKEF

Washington, D.C. Reagan-National

lun. 8/18

7:00 pm-7:00 am

1 stop8h 00m

Reykjavik Keflavik Intl

lun. 8/25

10:00 am-12:03 pm

2 stops30h 03m

$628

Washington, D.C.Reykjavik

DCA - KEF

DCAKEF

Washington, D.C. Reagan-National

lun. 3/31

6:59 pm-4:30 pm

2 stops17h 31m

Reykjavik Keflavik Intl

lun. 4/7

8:45 am-10:29 pm

2 stops17h 44m

$688

Washington, D.C.Reykjavik

DCA - KEF

DCAKEF

Washington, D.C. Reagan-National

mié. 4/2

9:00 am-9:45 pm

1 stop8h 45m

Reykjavik Keflavik Intl

sáb. 4/5

5:10 pm-8:22 am

1 stop19h 12m

$692

Washington, D.C.Reykjavik

DCA - KEF

DCAKEF

Washington, D.C. Reagan-National

sáb. 4/5

4:25 pm-9:30 am

1 stop13h 05m

Reykjavik Keflavik Intl

mar. 4/8

11:25 am-6:09 pm

1 stop10h 44m

$778

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/24

Showing 1-10 of 19 results
1
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Compare providers for flights from Reagan-National 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 Reagan-National to Keflavik Intl in February.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*1 star
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. Reagan-National Airport-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. Reagan-National Airport-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. Reagan-National Airport-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. Reagan-National Airport-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. Reagan-National Airport-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 Reagan-National to Keflavik Intl

Have a flexible travel schedule? Discover the best time to fly to Keflavik Intl from Reagan-National 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 Reagan-National to Keflavik Intl

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

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

Find hourly flight availability from Reagan-National 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 febrero 24, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 37% on flights from Washington, D.C. Reagan-National Airport to Reykjavik Keflavik Intl Airport by exploring options for tickets at noon.

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 febrero 24, 2025.
Read reviews from past customers who have flown Delta, KLM and Finnair from Washington, D.C. to Reykjavik. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,175 reviews

Food

7.3

Entertainment

7.9

Crew

8.5

Boarding

8.2

Comfort

8.0

Overall

8.0

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
8,175 reviews
Delta
8.0
Very good
8,175 reviews

Food

7.3

Entertainment

7.9

Crew

8.5

Boarding

8.2

Comfort

8.0

Overall

8.0

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
8,175 reviews

Food

7.3

Entertainment

7.9

Crew

8.5

Boarding

8.2

Comfort

8.0

Overall

8.0

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
8,175 reviews

Food

7.3

Entertainment

7.9

Crew

8.5

Boarding

8.2

Comfort

8.0

Overall

8.0

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.

Virgin Atlantic
7.5
Good
653 reviews
Delta
8.0
Very good
8,175 reviews

Food

7.3

Entertainment

7.9

Crew

8.5

Boarding

8.2

Comfort

8.0

Overall

8.0

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.

Air France
7.4
Good
1,445 reviews
Delta
8.0
Very good
8,175 reviews

Food

7.3

Entertainment

7.9

Crew

8.5

Boarding

8.2

Comfort

8.0

Overall

8.0

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 Reagan-National 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. Reagan-National Airport to Reykjavik Keflavik Intl Airport round-trip?

    Currently priced at $494, Delta will fly you from Washington, D.C. Reagan-National Airport to Reykjavik Keflavik Intl Airport and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from British Airways and Virgin Atlantic - these airlines can fly you to your destination from $520 and $549, respectively. You may be able to fly from Washington, D.C. Reagan-National Airport to Reykjavik Keflavik Intl Airport for 20% less than the average price by searching for these airlines.

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

    The cheapest airline one-way is Virgin Atlantic, with whom users have recently found tickets for as low as $410. However, be on the lookout for offers from Delta and British Airways, as they are both options that can get you from Washington, D.C. Reagan-National Airport to Reykjavik Keflavik Intl Airport for a low price.

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

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

  • How can I find direct flights from Reagan-National to Keflavik Intl?

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

  • Can I find deals for business class flights from Reagan-National to Keflavik Intl?

    Yes. Cheapflights offers flight deals from Reagan-National 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. Reagan-National Airport to Reykjavik Keflavik Intl Airport?

    Currently, November is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Reykjavik Keflavik Intl Airport (average of $328). Flying from Washington, D.C. Reagan-National Airport 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.

See more FAQs

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Alternative routes for Reagan-National to Keflavik Intl

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

Discover the top airline that operate flights from Reagan-National 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 febrero 24, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$355Average$467FlexibilityNo cancel feeOn-time76%
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