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Cheap flights from Reykjavik Keflavik Intl Airport to Washington, D.C. from $388

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Reykjavik Keflavik Intl Airport to Washington, D.C. departing on 1/14. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Reykjavik Keflavik Intl Airport to Washington, D.C.

Cheap round-trip flights

Enter your travel dates to find the best prices.
Icelandair Logo
4:50 pm - 6:30 pm
KEF
-
IAD
6h 40mnonstop
Icelandair Logo
7:40 pm - 6:35 am
IAD
-
KEF
5h 55mnonstop
$405Icelandair
Thu, Jan 15 - Wed, Jan 21
Icelandair Logo
4:50 pm - 6:30 pm
KEF
-
IAD
6h 40mnonstop
Icelandair Logo
7:40 pm - 6:35 am
IAD
-
KEF
5h 55mnonstop
$408Icelandair
Sat, Jan 31 - Sat, Feb 7
Icelandair Logo
5:00 pm - 6:40 pm
KEF
-
BWI
6h 40mnonstop
Icelandair Logo
7:40 pm - 6:30 am
BWI
-
KEF
5h 50mnonstop
$408Icelandair
Sat, Jan 31 - Sat, Feb 7
Icelandair Logo
4:50 pm - 6:30 pm
KEF
-
IAD
6h 40mnonstop
Icelandair Logo
7:40 pm - 6:35 am
IAD
-
KEF
5h 55mnonstop
$409Icelandair
Thu, Jan 15 - Wed, Jan 21
Icelandair Logo
4:50 pm - 6:30 pm
KEF
-
IAD
6h 40mnonstop
Icelandair Logo
7:40 pm - 6:35 am
IAD
-
KEF
5h 55mnonstop
$412Icelandair
Fri, Jan 16 - Fri, Jan 23
Icelandair Logo
4:50 pm - 6:30 pm
KEF
-
IAD
6h 40mnonstop
Icelandair Logo
7:40 pm - 6:35 am
IAD
-
KEF
5h 55mnonstop
$416Icelandair
Fri, Jan 30 - Fri, Feb 6
Multiple Airlines Logo
4:50 pm - 10:59 pm
KEF
-
DCA
11h 09m1 stop
Multiple Airlines Logo
10:05 am - 6:10 am
DCA
-
KEF
15h 05m2 stops
$637Multiple Airlines
Thu, Jan 15 - Wed, Jan 21
Multiple Airlines Logo
4:50 pm - 10:59 pm
KEF
-
DCA
11h 09m1 stop
Multiple Airlines Logo
3:25 pm - 6:05 am
DCA
-
KEF
9h 40m1 stop
$652Multiple Airlines
Thu, Jan 15 - Wed, Jan 21
Scandinavian Airlines Logo
11:30 am - 10:48 pm
KEF
-
DCA
40h 18m2 stops
Scandinavian Airlines Logo
11:10 am - 10:45 am
DCA
-
KEF
18h 35m2 stops
$816Scandinavian Airlines
Thu, Jan 22 - Mon, Jan 26
British Airways Logo
10:00 am - 10:03 pm
KEF
-
DCA
17h 03m2 stops
British Airways Logo
6:10 am - 10:45 am
DCA
-
KEF
23h 35m2 stops
$823British Airways
Thu, Jan 15 - Wed, Jan 21

Scandinavian Airlines flights from Reykjavik Keflavik Intl Airport to Washington, D.C.

Our best Scandinavian Airlines deals on Reykjavik Keflavik Intl Airport to Washington, D.C. flight tickets
Scandinavian Airlines
Jan 31
KEF7:35 amReykjavik Keflavik Intl
16h 34m
2 stops
IAD7:09 pmWashington, D.C. Dulles Intl
Feb 7
IAD8:30 pmWashington, D.C. Dulles Intl
34h 45m
2 stops
KEF12:15 pmReykjavik Keflavik Intl
$744
Find similar
Scandinavian Airlines
Jan 29
KEF11:30 amReykjavik Keflavik Intl
36h 39m
2 stops
IAD7:09 pmWashington, D.C. Dulles Intl
Feb 2
IAD8:30 pmWashington, D.C. Dulles Intl
33h 15m
1 stop
KEF10:45 amReykjavik Keflavik Intl
$788
Find similar
Scandinavian Airlines
Jan 29
KEF11:30 amReykjavik Keflavik Intl
36h 39m
2 stops
IAD7:09 pmWashington, D.C. Dulles Intl
Feb 2
IAD12:23 pmWashington, D.C. Dulles Intl
17h 22m
2 stops
KEF10:45 amReykjavik Keflavik Intl
$816
Find similar

Icelandair flights from Reykjavik Keflavik Intl Airport to Washington, D.C.

Our best Icelandair deals on Reykjavik Keflavik Intl Airport to Washington, D.C. flight tickets
Icelandair
Jan 15
KEF4:50 pmReykjavik Keflavik Intl
6h 40m
IAD6:30 pmWashington, D.C. Dulles Intl
Jan 21
IAD7:40 pmWashington, D.C. Dulles Intl
5h 55m
KEF6:35 amReykjavik Keflavik Intl
$405
Find similar
Icelandair
Jan 31
KEF4:50 pmReykjavik Keflavik Intl
6h 40m
IAD6:30 pmWashington, D.C. Dulles Intl
Feb 7
IAD7:40 pmWashington, D.C. Dulles Intl
5h 55m
KEF6:35 amReykjavik Keflavik Intl
$408
Find similar
Icelandair
Jan 15
KEF4:50 pmReykjavik Keflavik Intl
6h 40m
IAD6:30 pmWashington, D.C. Dulles Intl
Jan 21
IAD7:40 pmWashington, D.C. Dulles Intl
5h 55m
KEF6:35 amReykjavik Keflavik Intl
$409
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Reykjavik Keflavik Intl Airport to Washington, D.C. 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, momondo users made 832,500 searches. Data last updated December 18, 2025.
Use the filters below to find and compare flights from Reykjavik Keflavik Intl Airport to Washington, D.C. that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ReykjavikWashington, D.C.

KEF - IAD

KEFIAD

Reykjavik Keflavik Intl

Thu 1/15

4:50 pm-6:30 pm

Nonstop6h 40m

Washington, D.C. Dulles Intl

Wed 1/21

7:40 pm-6:35 am

Nonstop5h 55m

$405

ReykjavikWashington, D.C.

KEF - IAD

KEFIAD

Reykjavik Keflavik Intl

Sat 1/31

4:50 pm-6:30 pm

Nonstop6h 40m

Washington, D.C. Dulles Intl

Sat 2/7

7:40 pm-6:35 am

Nonstop5h 55m

$408

ReykjavikBaltimore

KEF - BWI

KEFBWI

Reykjavik Keflavik Intl

Sat 1/31

5:00 pm-6:40 pm

Nonstop6h 40m

Baltimore/Washington

Sat 2/7

7:40 pm-6:30 am

Nonstop5h 50m

$408

ReykjavikWashington, D.C.

KEF - IAD

KEFIAD

Reykjavik Keflavik Intl

Thu 1/15

4:50 pm-6:30 pm

Nonstop6h 40m

Washington, D.C. Dulles Intl

Wed 1/21

7:40 pm-6:35 am

Nonstop5h 55m

$409

ReykjavikWashington, D.C.

KEF - IAD

KEFIAD

Reykjavik Keflavik Intl

Fri 1/16

4:50 pm-6:30 pm

Nonstop6h 40m

Washington, D.C. Dulles Intl

Fri 1/23

7:40 pm-6:35 am

Nonstop5h 55m

$412

ReykjavikWashington, D.C.

KEF - IAD

KEFIAD

Reykjavik Keflavik Intl

Fri 1/30

4:50 pm-6:30 pm

Nonstop6h 40m

Washington, D.C. Dulles Intl

Fri 2/6

7:40 pm-6:35 am

Nonstop5h 55m

$416

ReykjavikWashington, D.C.

KEF - DCA

KEFDCA

Reykjavik Keflavik Intl

Thu 1/15

4:50 pm-10:59 pm

1 stop11h 09m

Washington, D.C. Reagan-National

Wed 1/21

10:05 am-6:10 am

2 stops15h 05m

$637

ReykjavikWashington, D.C.

KEF - DCA

KEFDCA

Reykjavik Keflavik Intl

Thu 1/15

4:50 pm-10:59 pm

1 stop11h 09m

Washington, D.C. Reagan-National

Wed 1/21

3:25 pm-6:05 am

1 stop9h 40m

$652

ReykjavikWashington, D.C.

KEF - DCA

KEFDCA

Reykjavik Keflavik Intl

Thu 1/22

11:30 am-10:48 pm

2 stops40h 18m

Washington, D.C. Reagan-National

Mon 1/26

11:10 am-10:45 am

2 stops18h 35m

$816

ReykjavikWashington, D.C.

KEF - DCA

KEFDCA

Reykjavik Keflavik Intl

Thu 1/15

10:00 am-10:03 pm

2 stops17h 03m

Washington, D.C. Reagan-National

Wed 1/21

6:10 am-10:45 am

2 stops23h 35m

$823

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Reykjavik Keflavik Intl Airport to Washington, D.C.

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Washington, D.C.?

On average, the least expensive day to fly to Washington, D.C. from Reykjavik Keflavik Intl Airport is on a Friday. momondo users have found tickets for Friday departures for as low as $588. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Reykjavik Keflavik Intl Airport to Washington, D.C. for around $787.

What is the cheapest time of day to depart on your flight to Washington, D.C.?

In the afternoon is the cheapest time of day to fly from Reykjavik Keflavik Intl Airport to Washington, D.C. when you can find flight prices for as low as $588. Flying to Washington, D.C. in the afternoon is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the evening because they tend to be around $721. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Reykjavik Keflavik Intl to Washington, D.C. flight route?

Fly from Reykjavik Keflavik Intl to Washington, D.C. Dulles Intl for the best Reykjavik Keflavik Intl - Washington, D.C. flight prices

What cabin class options are available on Reykjavik Keflavik Intl to Washington, D.C. flights?

There are 3 cabin classes available to choose from on Reykjavik Keflavik Intl to Washington, D.C. flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Reykjavik Keflavik Intl Airport to Washington, D.C. flights?

No. A direct flight is the cheapest option for a flight between Reykjavik Keflavik Intl Airport to Washington, D.C..

How have Reykjavik Keflavik Intl Airport to Washington, D.C. flight prices changed over time?

As of December 2025, prices for Reykjavik Keflavik Intl Airport to Washington, D.C. flights are approximately 12% more expensive when compared to flights at the same time last year.

When to book flights from Reykjavik Keflavik Intl Airport to Washington, D.C.

Are you open to changing your travel dates? Check out the ideal times to fly from Reykjavik Keflavik Intl Airport to Washington, D.C. according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Reykjavik Keflavik Intl Airport to Washington, D.C. (KEF to WAS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Reykjavik Keflavik Intl Airport to Washington, D.C.

Best Price Found

$395

Fastest flight time

6h 25m

Direct flights

Every day

Airports in Washington, D.C.

2 airports
The best one-way flight to Washington, D.C. from Reykjavik Keflavik Intl Airport in the past 72 hours is $395. The best round-trip flight deal from Reykjavik Keflavik Intl Airport to Washington, D.C. found on momondo in the last 72 hours is $488.
The fastest flight from Reykjavik Keflavik Intl Airport to Washington, D.C. takes 6h 25m
Direct flights go from Reykjavik Keflavik Intl Airport to Washington, D.C. every day.
There are 2 airports in Washington, D.C.. From Reykjavik Keflavik Intl Airport there are direct flights to Baltimore/Washington (BWI), Washington, D.C. Dulles Intl (IAD).
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  • How far is Reykjavik Keflavik Intl to Washington, D.C. by plane?

    There are 2780.8 mi between Reykjavik Keflavik Intl and Washington, D.C.. By plane, this route typically takes 6h 25m.

  • When did momondo last update prices for flights from Reykjavik Keflavik Intl Airport to Washington, D.C.?

    Prices for flights from Reykjavik Keflavik Intl Airport to Washington, D.C. were last updated today.

  • How many operators does momondo search for flights from Reykjavik Keflavik Intl Airport to Washington, D.C.?

  • How old do you have to be to fly from Reykjavik Keflavik Intl Airport to Washington, D.C.?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Reykjavik Keflavik Intl Airport to Washington, D.C..

  • What documentation or ID do you need to fly to Washington, D.C.?

    The necessary travel and health documents for your Washington, D.C. trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Reykjavik Keflavik Intl Airport to Washington, D.C.?

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

Best airlines flying from Reykjavik Keflavik Intl Airport to Washington, D.C.

Compare and see reviews for airlines that fly from Reykjavik Keflavik Intl Airport to Washington, D.C. with momondo
Airline
Rating
Free Cancellation
Price
IcelandairPriceFrom $476Free CancellationRating
7.0
591 reviews
Search Icelandair flights

  • Icelandair Flights From Reykjavik Keflavik Intl Airport to Washington, D.C.

    Icelandair is one of the most popular airlines flying from Reykjavik Keflavik Intl Airport to Washington, D.C., operating 4 flights/week on average for this route. A good Icelandair flight deal for Reykjavik Keflavik Intl Airport to Washington, D.C. starts from $476 round-trip, up to an average price of $650. Our users have rated Icelandair at 7.0/10.

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
National Harbor
Gettysburg
Arlington
Woodbridge
Waldorf
Tysons
Laurel
Colonial Beach
Silver Spring
Fredericksburg
Towson
Rockville
Gaithersburg
Reston
Manassas
Fairfax
Glen Burnie
Linthicum Heights
Bethesda

Why use momondo?

Why should I use momondo to find a flight deal from Reykjavik to Washington, D.C.?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Reykjavik to Washington, D.C.. momondo saves you time and could save you money on your trip.

Can I find flights from Reykjavik to Washington, D.C. with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Reykjavik to Washington, D.C. flights to just show those with flexible booking policies.

How can momondo help me find flights from Reykjavik to Washington, D.C.?

Once all potential Reykjavik to Washington, D.C. flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Reykjavik to Washington, D.C. right now. Can momondo alert me if prices change?

Price alerts on flights to Washington, D.C. from Reykjavik are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Find better results for your trip to the United States

Fly into one of these airports located in Washington, D.C.

Airports listed have a maximum distance of 22.4 mi from Washington, D.C.
Washington, D.C. Reagan-National Airport
Washington, D.C. Dulles Intl Airport