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Cheap flights from Reykjavik Keflavik Intl Airport to Washington, D.C. from $340

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 10/2. 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

Icelandair Logo
4:50 pm - 6:30 pmKEF-IAD
6h 40mnonstop
Icelandair Logo
7:40 pm - 6:35 amIAD-KEF
5h 55mnonstop
$529Icelandair
Find Deal
Thu, Nov 6 - Wed, Nov 12
Icelandair Logo
4:50 pm - 6:30 pmKEF-IAD
6h 40mnonstop
Icelandair Logo
7:40 pm - 6:35 amIAD-KEF
5h 55mnonstop
$547Icelandair
Find Deal
Thu, Nov 6 - Wed, Nov 12
Scandinavian Airlines Logo
7:35 am - 5:15 pmKEF-IAD
14h 40m1 stop
Scandinavian Airlines Logo
8:30 pm - 10:45 amIAD-KEF
33h 15m1 stop
$650Scandinavian Airlines
Find Deal
Thu, Nov 6 - Wed, Nov 12
Scandinavian Airlines Logo
7:35 am - 5:15 pmKEF-IAD
14h 40m1 stop
Scandinavian Airlines Logo
8:30 pm - 10:45 amIAD-KEF
33h 15m1 stop
$652Scandinavian Airlines
Find Deal
Thu, Nov 6 - Wed, Nov 12
Logo
1:15 am - 2:40 pmKEF-IAD
18h 25m1 stop
Logo
6:00 pm - 2:20 pmIAD-KEF
15h 20m1 stop
$692
Find Deal
Fri, Feb 13 - Sat, Feb 21
Logo
2:40 pm - 4:15 pmKEF-IAD
29h 35m1 stop
Logo
10:15 pm - 11:35 pmIAD-KEF
21h 20m1 stop
$698
Find Deal
Sat, Oct 11 - Sat, Oct 18
Virgin Atlantic Logo
11:25 am - 7:18 pmKEF-IAD
11h 53m1 stop
Virgin Atlantic Logo
7:59 pm - 9:30 amIAD-KEF
9h 31m1 stop
$744Virgin Atlantic
Find Deal
Sat, Oct 11 - Sat, Oct 18
Lufthansa Logo
3:10 pm - 3:35 pmKEF-IAD
29h 25m1 stop
Lufthansa Logo
6:00 pm - 2:20 pmIAD-KEF
15h 20m1 stop
$791Lufthansa
Find Deal
Sat, Feb 14 - Sat, Feb 21
Virgin Atlantic Logo
11:25 am - 7:18 pmKEF-IAD
11h 53m1 stop
Virgin Atlantic Logo
9:00 am - 9:30 amIAD-KEF
20h 30m2 stops
$808Virgin Atlantic
Find Deal
Sat, Oct 11 - Sat, Oct 18
Lufthansa Logo
12:25 am - 7:55 pmKEF-IAD
23h 30m2 stops
Lufthansa Logo
10:15 pm - 11:35 pmIAD-KEF
21h 20m1 stop
$913Lufthansa
Find Deal
Fri, Oct 10 - Sat, Oct 18

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

Our best Scandinavian Airlines deals on Reykjavik Keflavik Intl Airport to Washington, D.C. Dulles Intl Airport flight tickets
Scandinavian Airlines
Nov 6
KEF7:35 amReykjavik Keflavik Intl
14h 40m
1 stop
IAD5:15 pmWashington, D.C. Dulles Intl
Nov 12
IAD8:30 pmWashington, D.C. Dulles Intl
33h 15m
1 stop
KEF10:45 amReykjavik Keflavik Intl
$650
Find similar
Scandinavian Airlines
Nov 6
KEF7:35 amReykjavik Keflavik Intl
14h 40m
1 stop
IAD5:15 pmWashington, D.C. Dulles Intl
Nov 12
IAD8:30 pmWashington, D.C. Dulles Intl
33h 15m
1 stop
KEF10:45 amReykjavik Keflavik Intl
$652
Find similar
Scandinavian Airlines
Nov 6
KEF7:35 amReykjavik Keflavik Intl
14h 40m
1 stop
IAD5:15 pmWashington, D.C. Dulles Intl
Nov 12
IAD8:30 pmWashington, D.C. Dulles Intl
33h 15m
1 stop
KEF10:45 amReykjavik Keflavik Intl
$655
Find similar

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

Our best Lufthansa deals on Reykjavik Keflavik Intl Airport to Washington, D.C. Dulles Intl Airport flight tickets
Lufthansa
Feb 14
KEF3:10 pmReykjavik Keflavik Intl
29h 25m
1 stop
IAD3:35 pmWashington, D.C. Dulles Intl
Feb 21
IAD6:00 pmWashington, D.C. Dulles Intl
15h 20m
1 stop
KEF2:20 pmReykjavik Keflavik Intl
$791
Find similar
Lufthansa
Sep 20
KEF12:25 amReykjavik Keflavik Intl
18h 50m
1 stop
IAD3:15 pmWashington, D.C. Dulles Intl
Sep 28
IAD6:10 pmWashington, D.C. Dulles Intl
25h 25m
1 stop
KEF11:35 pmReykjavik Keflavik Intl
$826
Find similar
Lufthansa
Sep 20
KEF12:25 amReykjavik Keflavik Intl
17h 05m
1 stop
IAD1:30 pmWashington, D.C. Dulles Intl
Sep 28
IAD10:20 pmWashington, D.C. Dulles Intl
21h 15m
2 stops
KEF11:35 pmReykjavik Keflavik Intl
$849
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Reykjavik Keflavik Intl Airport to Washington, D.C. Dulles Intl Airport 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 September 15, 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

Fly to

Route

Depart

Return

Price

ReykjavikWashington, D.C.

KEF - IAD

KEFIAD

Reykjavik Keflavik Intl

Thu 11/6

4:50 pm-6:30 pm

Nonstop6h 40m

Washington, D.C. Dulles Intl

Wed 11/12

7:40 pm-6:35 am

Nonstop5h 55m

$529

ReykjavikWashington, D.C.

KEF - IAD

KEFIAD

Reykjavik Keflavik Intl

Thu 11/6

4:50 pm-6:30 pm

Nonstop6h 40m

Washington, D.C. Dulles Intl

Wed 11/12

7:40 pm-6:35 am

Nonstop5h 55m

$547

ReykjavikWashington, D.C.

KEF - IAD

KEFIAD

Reykjavik Keflavik Intl

Thu 11/6

7:35 am-5:15 pm

1 stop14h 40m

Washington, D.C. Dulles Intl

Wed 11/12

8:30 pm-10:45 am

1 stop33h 15m

$650

ReykjavikWashington, D.C.

KEF - IAD

KEFIAD

Reykjavik Keflavik Intl

Thu 11/6

7:35 am-5:15 pm

1 stop14h 40m

Washington, D.C. Dulles Intl

Wed 11/12

8:30 pm-10:45 am

1 stop33h 15m

$652

ReykjavikWashington, D.C.

KEF - IAD

KEFIAD

Reykjavik Keflavik Intl

Fri 2/13

1:15 am-2:40 pm

1 stop18h 25m

Washington, D.C. Dulles Intl

Sat 2/21

6:00 pm-2:20 pm

1 stop15h 20m

$692

ReykjavikWashington, D.C.

KEF - IAD

KEFIAD

Reykjavik Keflavik Intl

Sat 10/11

2:40 pm-4:15 pm

1 stop29h 35m

Washington, D.C. Dulles Intl

Sat 10/18

10:15 pm-11:35 pm

1 stop21h 20m

$698

ReykjavikWashington, D.C.

KEF - IAD

KEFIAD

Reykjavik Keflavik Intl

Sat 10/11

11:25 am-7:18 pm

1 stop11h 53m

Washington, D.C. Dulles Intl

Sat 10/18

7:59 pm-9:30 am

1 stop9h 31m

$744

ReykjavikWashington, D.C.

KEF - IAD

KEFIAD

Reykjavik Keflavik Intl

Sat 2/14

3:10 pm-3:35 pm

1 stop29h 25m

Washington, D.C. Dulles Intl

Sat 2/21

6:00 pm-2:20 pm

1 stop15h 20m

$791

ReykjavikWashington, D.C.

KEF - IAD

KEFIAD

Reykjavik Keflavik Intl

Sat 10/11

11:25 am-7:18 pm

1 stop11h 53m

Washington, D.C. Dulles Intl

Sat 10/18

9:00 am-9:30 am

2 stops20h 30m

$808

ReykjavikWashington, D.C.

KEF - IAD

KEFIAD

Reykjavik Keflavik Intl

Fri 10/10

12:25 am-7:55 pm

2 stops23h 30m

Washington, D.C. Dulles Intl

Sat 10/18

10:15 pm-11:35 pm

1 stop21h 20m

$913

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. Dulles Intl Airport

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. Dulles Intl Airport?

Our data shows that Thursday is the least expensive day to fly to Washington, D.C. Dulles Intl Airport. Tickets to fly out on this day can be as low as $486. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Reykjavik Keflavik Intl Airport to Washington, D.C. Dulles Intl Airport for around $539.

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

Flying to Washington, D.C. Dulles Intl Airport from Reykjavik Keflavik Intl Airport in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $483 when looking at flights departing in the afternoon. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $609 on average. Flights to Washington, D.C. Dulles Intl Airport from Reykjavik Keflavik Intl Airport in the evening are generally more expensive because this time of day is more convenient for travelers’ schedules.

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

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

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

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

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

As of September 2025, prices for Reykjavik Keflavik Intl Airport to Washington, D.C. Dulles Intl Airport flights are approximately 14% cheaper when compared to flights at the same time last year.

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

Are you open to changing your travel dates? Check out the ideal times to fly from Reykjavik Keflavik Intl Airport to Washington, D.C. Dulles Intl Airport 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. Dulles Intl Airport (KEF to IAD) 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. Dulles Intl Airport

Best Price Found

$468

Fastest flight time

6h 25m

Direct flights

Every day
The best one-way flight to Washington, D.C. Dulles Intl Airport from Reykjavik Keflavik Intl Airport in the past 72 hours is $468. The best round-trip flight deal from Reykjavik Keflavik Intl Airport to Washington, D.C. Dulles Intl Airport found on momondo in the last 72 hours is $592.
The fastest flight from Reykjavik Keflavik Intl Airport to Washington, D.C. Dulles Intl Airport takes 6h 25m
Direct flights go from Reykjavik Keflavik Intl Airport to Washington, D.C. Dulles Intl Airport every day.
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  • How far is Reykjavik Keflavik Intl to Washington, D.C. Dulles Intl by plane?

    There are 2790.6 mi between Reykjavik Keflavik Intl and Washington, D.C. Dulles Intl. 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. Dulles Intl Airport?

    Prices for flights from Reykjavik Keflavik Intl Airport to Washington, D.C. Dulles Intl Airport are updated daily.

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, 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. Dulles Intl Airport.

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

    The travel and health documents you'll need for your trip to Washington, D.C. Dulles Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Washington, D.C. Dulles Intl Airport. It is always advisable to seek 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. Dulles Intl Airport?

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

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

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

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

    Icelandair is one of the most popular airlines flying from Reykjavik Keflavik Intl Airport to Washington, D.C. Dulles Intl Airport, operating 11 flights/week on average for this route. A good Icelandair flight deal for Reykjavik Keflavik Intl Airport to Washington, D.C. Dulles Intl Airport 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
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Why use momondo?

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

It is quick and easy to find Reykjavik to Washington, D.C. flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Washington, D.C. that suits you.

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

Flights from Reykjavik to Washington, D.C. with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo helps you find the best flight between Reykjavik and Washington, D.C. by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes. momondo can track prices for Reykjavik to Washington, D.C. flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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