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Cheap flights from Washington, D.C. Dulles Intl Airport to Reykjavik from $360

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. Dulles Intl Airport to Reykjavik departing on 8/31. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Washington, D.C. Dulles Intl Airport to Reykjavik

Cheap round-trip flights

Enter your travel dates to find the best prices.
Icelandair Logo
8:30 pm - 6:25 am
IAD
-
KEF
5h 55mnonstop
Icelandair Logo
7:50 pm - 10:15 pm
KEF
-
IAD
6h 25mnonstop
$405Icelandair
Mon, Sep 14 - Fri, Sep 18
Icelandair Logo
8:30 pm - 6:25 am
IAD
-
KEF
5h 55mnonstop
Icelandair Logo
4:50 pm - 7:20 pm
KEF
-
IAD
6h 30mnonstop
$405Icelandair
Sun, Sep 13 - Fri, Sep 18
Icelandair Logo
8:30 pm - 6:25 am
IAD
-
KEF
5h 55mnonstop
Icelandair Logo
7:50 pm - 10:15 pm
KEF
-
IAD
6h 25mnonstop
$405Icelandair
Mon, Aug 24 - Tue, Sep 1
Icelandair Logo
8:30 pm - 6:25 am
IAD
-
KEF
5h 55mnonstop
Icelandair Logo
4:50 pm - 7:20 pm
KEF
-
IAD
6h 30mnonstop
$406Icelandair
Mon, Sep 14 - Fri, Sep 18
Air Canada Logo
3:45 pm - 7:55 am
IAD
-
KEF
12h 10m
1 stop
Air Canada Logo
9:15 am - 4:18 pm
KEF
-
IAD
11h 03m
1 stop
$431Air Canada
Thu, Aug 13 - Thu, Aug 20
Air Canada Logo
3:45 pm - 7:55 am
IAD
-
KEF
12h 10m
1 stop
Air Canada Logo
10:00 am - 9:14 pm
KEF
-
IAD
15h 14m
2 stops
$435Air Canada
Thu, Aug 13 - Thu, Aug 20
Air Canada Logo
5:20 pm - 7:55 am
IAD
-
KEF
10h 35m
2 stops
Air Canada Logo
10:00 am - 9:14 pm
KEF
-
IAD
15h 14m
2 stops
$435Air Canada
Thu, Aug 13 - Thu, Aug 20
United Airlines Logo
12:43 pm - 7:55 am
IAD
-
KEF
15h 12m
1 stop
United Airlines Logo
9:15 am - 10:52 pm
KEF
-
IAD
41h 37m
2 stops
$479United Airlines
Sat, Oct 17 - Fri, Oct 23
United Airlines Logo
10:35 pm - 8:30 am
IAD
-
KEF
5h 55mnonstop
United Airlines Logo
9:15 am - 4:33 pm
KEF
-
IAD
35h 18m
2 stops
$481United Airlines
Mon, Sep 21 - Fri, Oct 2
United Airlines Logo
8:33 am - 7:55 am
IAD
-
KEF
19h 22m
2 stops
United Airlines Logo
9:15 am - 10:59 pm
KEF
-
IAD
41h 44m
2 stops
$483United Airlines
Sat, Oct 17 - Fri, Oct 23

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

Our best Icelandair deals on Washington, D.C. Dulles Intl Airport to Reykjavik Keflavik Intl Airport flight tickets
Icelandair
Aug 24
IAD8:30 pmWashington, D.C. Dulles Intl
5h 55m
KEF6:25 amReykjavik Keflavik Intl
Sep 1
KEF7:50 pmReykjavik Keflavik Intl
6h 25m
IAD10:15 pmWashington, D.C. Dulles Intl
$405
Icelandair
Sep 14
IAD8:30 pmWashington, D.C. Dulles Intl
5h 55m
KEF6:25 amReykjavik Keflavik Intl
Sep 18
KEF4:50 pmReykjavik Keflavik Intl
6h 30m
IAD7:20 pmWashington, D.C. Dulles Intl
$406
Icelandair
Sep 12
IAD11:20 pmWashington, D.C. Dulles Intl
5h 50m
KEF9:10 amReykjavik Keflavik Intl
Sep 18
KEF4:50 pmReykjavik Keflavik Intl
6h 30m
IAD7:20 pmWashington, D.C. Dulles Intl
$407

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

Our best United Airlines deals on Washington, D.C. Dulles Intl Airport to Reykjavik Keflavik Intl Airport flight tickets
United Airlines
Oct 17
IAD12:43 pmWashington, D.C. Dulles Intl
15h 12m
1 stop
KEF7:55 amReykjavik Keflavik Intl
Oct 23
KEF9:15 amReykjavik Keflavik Intl
41h 37m
2 stops
IAD10:52 pmWashington, D.C. Dulles Intl
$479
United Airlines
Oct 14
IAD9:55 amWashington, D.C. Dulles Intl
18h 50m
1 stop
KEF8:45 amReykjavik Keflavik Intl
Oct 19
KEF10:00 amReykjavik Keflavik Intl
29h 25m
2 stops
IAD11:25 amWashington, D.C. Dulles Intl
$488
United Airlines
Aug 22
IAD10:35 pmWashington, D.C. Dulles Intl
5h 55m
KEF8:30 amReykjavik Keflavik Intl
Aug 29
KEF9:15 amReykjavik Keflavik Intl
30h 37m
2 stops
IAD11:52 amWashington, D.C. Dulles Intl
$489

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Dulles Intl Airport to Reykjavik Keflavik 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 August 1, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Reykjavik Keflavik Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

Washington, D.C.Reykjavik

IAD - KEF

IADKEF

Washington, D.C. Dulles Intl

Mon 9/14

8:30 pm-6:25 am

Nonstop5h 55m

Reykjavik Keflavik Intl

Fri 9/18

7:50 pm-10:15 pm

Nonstop6h 25m

$405

Washington, D.C.Reykjavik

IAD - KEF

IADKEF

Washington, D.C. Dulles Intl

Sun 9/13

8:30 pm-6:25 am

Nonstop5h 55m

Reykjavik Keflavik Intl

Fri 9/18

4:50 pm-7:20 pm

Nonstop6h 30m

$405

Washington, D.C.Reykjavik

IAD - KEF

IADKEF

Washington, D.C. Dulles Intl

Mon 8/24

8:30 pm-6:25 am

Nonstop5h 55m

Reykjavik Keflavik Intl

Tue 9/1

7:50 pm-10:15 pm

Nonstop6h 25m

$405

Washington, D.C.Reykjavik

IAD - KEF

IADKEF

Washington, D.C. Dulles Intl

Mon 9/14

8:30 pm-6:25 am

Nonstop5h 55m

Reykjavik Keflavik Intl

Fri 9/18

4:50 pm-7:20 pm

Nonstop6h 30m

$406

Washington, D.C.Reykjavik

IAD - KEF

IADKEF

Washington, D.C. Dulles Intl

Thu 8/13

3:45 pm-7:55 am

1 stop12h 10m

Reykjavik Keflavik Intl

Thu 8/20

9:15 am-4:18 pm

1 stop11h 03m

$431

Washington, D.C.Reykjavik

IAD - KEF

IADKEF

Washington, D.C. Dulles Intl

Thu 8/13

3:45 pm-7:55 am

1 stop12h 10m

Reykjavik Keflavik Intl

Thu 8/20

10:00 am-9:14 pm

2 stops15h 14m

$435

Washington, D.C.Reykjavik

IAD - KEF

IADKEF

Washington, D.C. Dulles Intl

Thu 8/13

5:20 pm-7:55 am

2 stops10h 35m

Reykjavik Keflavik Intl

Thu 8/20

10:00 am-9:14 pm

2 stops15h 14m

$435

Washington, D.C.Reykjavik

IAD - KEF

IADKEF

Washington, D.C. Dulles Intl

Sat 10/17

12:43 pm-7:55 am

1 stop15h 12m

Reykjavik Keflavik Intl

Fri 10/23

9:15 am-10:52 pm

2 stops41h 37m

$479

Washington, D.C.Reykjavik

IAD - KEF

IADKEF

Washington, D.C. Dulles Intl

Mon 9/21

10:35 pm-8:30 am

Nonstop5h 55m

Reykjavik Keflavik Intl

Fri 10/2

9:15 am-4:33 pm

2 stops35h 18m

$481

Washington, D.C.Reykjavik

IAD - KEF

IADKEF

Washington, D.C. Dulles Intl

Sat 10/17

8:33 am-7:55 am

2 stops19h 22m

Reykjavik Keflavik Intl

Fri 10/23

9:15 am-10:59 pm

2 stops41h 44m

$483

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Washington, D.C. Dulles Intl Airport to Reykjavik Keflavik 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 typical price of a round-trip flight between Washington, D.C. Dulles Intl Airport and Reykjavik Keflavik Intl Airport?

Prices are currently low for flights on this route.

Typical prices usually range from $588 to $934.
The lowest price recently found on this route was $405.

What is the cheapest month to fly to Reykjavik Keflavik Intl Airport?

The month of October is, on average, the cheapest month to fly to Reykjavik Keflavik Intl Airport from Washington, D.C. Dulles Intl Airport, with most prices found around $449. If you’re not able to fly to Reykjavik Keflavik Intl Airport in October, then December is your next best option. Flight prices from Washington, D.C. Dulles Intl Airport to Reykjavik Keflavik Intl Airport during December average around $496.

What is the cheapest day to depart on your flight to Reykjavik Keflavik Intl Airport?

The cheapest day to depart from Washington, D.C. Dulles Intl Airport to Reykjavik Keflavik Intl Airport is on a Monday when prices can be found for as low as $578. The most expensive day to fly to Reykjavik Keflavik Intl Airport is Friday, with ticket prices averaging around $664.

What is the cheapest time of day to depart on your flight to Reykjavik Keflavik Intl Airport?

The cheapest time of day to fly to Reykjavik Keflavik Intl Airport is in the afternoon when flights can be purchased for as low as $489. Flights in the evening are often more expensive with an average ticket price of $616.

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

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

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

You are more likely to see cheaper flights to Reykjavik Keflavik Intl Airport from Washington, D.C. Dulles Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Reykjavik Keflavik Intl Airport for around $573 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Reykjavik Keflavik Intl Airport from Washington, D.C. Dulles Intl Airport for as low as $517 on momondo.

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

There are 4 cabin classes available to choose from on Washington, D.C. Dulles Intl Airport to Reykjavik Keflavik Intl Airport flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

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

As of August 2026, prices for Washington, D.C. Dulles Intl Airport to Reykjavik Keflavik Intl Airport flights are approximately 135% more expensive when compared to flights at the same time last year.

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

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

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

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

Best Price Found

$283

Fastest flight time

5h 50m

Direct flights

Every day
The best one-way flight to Reykjavik Keflavik Intl Airport from Washington, D.C. Dulles Intl Airport in the past 72 hours is $283. The best round-trip flight deal from Washington, D.C. Dulles Intl Airport to Reykjavik Keflavik Intl Airport found on momondo in the last 72 hours is $498.
The fastest flight from Washington, D.C. Dulles Intl Airport to Reykjavik Keflavik Intl Airport takes 5h 50m
Direct flights go from Washington, D.C. Dulles Intl Airport to Reykjavik Keflavik Intl Airport every day.
Search flight deals

Frequently asked questions about flying from Washington, D.C. Dulles Intl Airport to Reykjavik Keflavik Intl Airport

  • How far is Washington, D.C. Dulles Intl to Reykjavik Keflavik Intl by plane?

    The straight-line distance from Washington, D.C. Dulles Intl to Reykjavik Keflavik Intl is 2790.6 mi. In terms of flight time, this usually takes a little over 5h 50m.

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

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

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington, D.C. Dulles Intl Airport to Reykjavik Keflavik Intl Airport.

  • What documentation or ID do you need to fly to Reykjavik Keflavik Intl Airport?

    The travel and health documents you'll need for your trip to Reykjavik Keflavik 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 Reykjavik Keflavik 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 Washington, D.C. Dulles Intl Airport to Reykjavik Keflavik Intl Airport?

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

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

Compare and see reviews for airlines that fly from Washington, D.C. Dulles Intl Airport to Reykjavik Keflavik Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
IcelandairPriceFrom $349Free CancellationRating
7.0
716 reviews
Search Icelandair flights
United AirlinesPriceFrom $429Free CancellationRating
7.4
10,062 reviews
Search United Airlines flights

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

    The lowest priced United Airlines flight from Washington, D.C. Dulles Intl Airport to Reykjavik Keflavik Intl Airport from the last 72 hours was $429. Generally, United Airlines has 7 flights on this route every week with an average price of $880. United Airlines is rated 7.4/10 by our users.

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

    Icelandair (7.0/10 from 716 reviews) operates around 6 flights from Washington, D.C. Dulles Intl Airport to Reykjavik Keflavik Intl Airport in any given week. The average Icelandair airfare for this route is around $602, with deals from around $349 rare but found on momondo. Referenced prices are for round-trip Washington, D.C. Dulles Intl Airport to Reykjavik Keflavik Intl Airport flight searches in the last 72 hours.

Traveling to a place near Reykjavik?

Book flights to Reykjavik if you plan to visit one of these locations
Keflavik
Selfoss
Hella
Hveragerdi
Borgarnes
Grindavik
Kopavogur

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Reykjavik from Washington, D.C..

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

All flight searches from Washington, D.C. to Reykjavik on momondo can be filtered to show those which offer flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to Reykjavik from Washington, D.C.. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes. momondo can track prices for Washington, D.C. to Reykjavik 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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