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Cheap flights from Reykjavik Keflavik Intl Airport to Washington, D.C. from $341

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 9/15. 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 - 7:20 pmKEF-IAD
6h 30mnonstop
Icelandair Logo
11:15 pm - 9:05 amIAD-KEF
5h 50mnonstop
$535Icelandair
Find Deal
lun., sep. 22 - mié., oct. 1
Scandinavian Airlines Logo
5:10 pm - 7:59 pmKEF-IAD
30h 49m1 stop
Scandinavian Airlines Logo
10:05 pm - 4:20 pmIAD-KEF
14h 15m1 stop
$545Scandinavian Airlines
Find Deal
lun., sep. 22 - mié., oct. 1
Air Canada Logo
9:30 am - 4:28 pmKEF-IAD
10h 58m2 stops
Air Canada Logo
12:35 pm - 8:10 amIAD-KEF
15h 35m2 stops
$592Air Canada
Find Deal
vie., ago. 29 - sáb., sep. 6
Air Canada Logo
9:30 am - 4:28 pmKEF-IAD
10h 58m2 stops
Air Canada Logo
5:37 pm - 8:10 amIAD-KEF
10h 33m1 stop
$599Air Canada
Find Deal
vie., ago. 29 - sáb., sep. 6
Lufthansa Logo
12:25 am - 1:30 pmKEF-IAD
17h 05m1 stop
Lufthansa Logo
10:20 pm - 12:10 amIAD-KEF
21h 50m1 stop
$608Lufthansa
Find Deal
dom., sep. 21 - mié., oct. 1
Logo
9:50 am - 11:45 amKEF-IAD
29h 55m1 stop
Logo
10:20 pm - 12:10 amIAD-KEF
21h 50m1 stop
$623
Find Deal
lun., sep. 22 - mié., oct. 1
United Airlines Logo
9:30 am - 4:18 pmKEF-IAD
10h 48m1 stop
United Airlines Logo
5:37 pm - 8:10 amIAD-KEF
10h 33m1 stop
$631United Airlines
Find Deal
vie., ago. 29 - sáb., sep. 6
United Airlines Logo
11:00 am - 4:24 pmKEF-IAD
9h 24m1 stop
United Airlines Logo
1:15 pm - 8:10 amIAD-KEF
14h 55m2 stops
$638United Airlines
Find Deal
sáb., sep. 13 - sáb., sep. 20
Lufthansa Logo
12:25 am - 1:30 pmKEF-IAD
17h 05m1 stop
Lufthansa Logo
10:15 pm - 11:35 pmIAD-KEF
21h 20m1 stop
$640Lufthansa
Find Deal
dom., sep. 21 - jue., oct. 2
Logo
12:10 am - 2:35 pmKEF-IAD
18h 25m1 stop
Logo
5:40 pm - 1:05 pmIAD-KEF
15h 25m2 stops
$668
Find Deal
vie., oct. 10 - lun., oct. 20

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

Our best Delta deals on Reykjavik Keflavik Intl Airport to Washington, D.C. Dulles Intl Airport flight tickets
Delta
Aug 14
KEF9:30 amReykjavik Keflavik Intl
12h 39m
1 stop
IAD6:09 pmWashington, D.C. Dulles Intl
Aug 18
IAD1:00 pmWashington, D.C. Dulles Intl
13h 20m
1 stop
KEF6:20 amReykjavik Keflavik Intl
$709
Find similar
Delta
Aug 8
KEF8:50 amReykjavik Keflavik Intl
17h 26m
2 stops
IAD10:16 pmWashington, D.C. Dulles Intl
Aug 11
IAD5:25 pmWashington, D.C. Dulles Intl
32h 55m
2 stops
KEF6:20 amReykjavik Keflavik Intl
$848
Find similar
Delta
Aug 7
KEF9:30 amReykjavik Keflavik Intl
27h 29m
2 stops
IAD8:59 amWashington, D.C. Dulles Intl
Aug 11
IAD3:26 pmWashington, D.C. Dulles Intl
34h 54m
2 stops
KEF6:20 amReykjavik Keflavik Intl
$859
Find similar

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

Our best United Airlines deals on Reykjavik Keflavik Intl Airport to Washington, D.C. Dulles Intl Airport flight tickets
United Airlines
Aug 29
KEF9:30 amReykjavik Keflavik Intl
10h 48m
1 stop
IAD4:18 pmWashington, D.C. Dulles Intl
Sep 6
IAD5:37 pmWashington, D.C. Dulles Intl
10h 33m
1 stop
KEF8:10 amReykjavik Keflavik Intl
$631
Find similar
United Airlines
Sep 13
KEF11:00 amReykjavik Keflavik Intl
9h 24m
1 stop
IAD4:24 pmWashington, D.C. Dulles Intl
Sep 20
IAD1:15 pmWashington, D.C. Dulles Intl
14h 55m
2 stops
KEF8:10 amReykjavik Keflavik Intl
$638
Find similar
United Airlines
Sep 13
KEF9:50 amReykjavik Keflavik Intl
15h 22m
2 stops
IAD9:12 pmWashington, D.C. Dulles Intl
Sep 20
IAD8:20 amWashington, D.C. Dulles Intl
19h 50m
2 stops
KEF8:10 amReykjavik Keflavik Intl
$639
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 julio 31, 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

lun. 9/22

4:50 pm-7:20 pm

Nonstop6h 30m

Washington, D.C. Dulles Intl

mié. 10/1

11:15 pm-9:05 am

Nonstop5h 50m

$535

ReykjavikWashington, D.C.

KEF - IAD

KEFIAD

Reykjavik Keflavik Intl

lun. 9/22

5:10 pm-7:59 pm

1 stop30h 49m

Washington, D.C. Dulles Intl

mié. 10/1

10:05 pm-4:20 pm

1 stop14h 15m

$545

ReykjavikWashington, D.C.

KEF - IAD

KEFIAD

Reykjavik Keflavik Intl

vie. 8/29

9:30 am-4:28 pm

2 stops10h 58m

Washington, D.C. Dulles Intl

sáb. 9/6

12:35 pm-8:10 am

2 stops15h 35m

$592

ReykjavikWashington, D.C.

KEF - IAD

KEFIAD

Reykjavik Keflavik Intl

vie. 8/29

9:30 am-4:28 pm

2 stops10h 58m

Washington, D.C. Dulles Intl

sáb. 9/6

5:37 pm-8:10 am

1 stop10h 33m

$599

ReykjavikWashington, D.C.

KEF - IAD

KEFIAD

Reykjavik Keflavik Intl

dom. 9/21

12:25 am-1:30 pm

1 stop17h 05m

Washington, D.C. Dulles Intl

mié. 10/1

10:20 pm-12:10 am

1 stop21h 50m

$608

ReykjavikWashington, D.C.

KEF - IAD

KEFIAD

Reykjavik Keflavik Intl

lun. 9/22

9:50 am-11:45 am

1 stop29h 55m

Washington, D.C. Dulles Intl

mié. 10/1

10:20 pm-12:10 am

1 stop21h 50m

$623

ReykjavikWashington, D.C.

KEF - IAD

KEFIAD

Reykjavik Keflavik Intl

vie. 8/29

9:30 am-4:18 pm

1 stop10h 48m

Washington, D.C. Dulles Intl

sáb. 9/6

5:37 pm-8:10 am

1 stop10h 33m

$631

ReykjavikWashington, D.C.

KEF - IAD

KEFIAD

Reykjavik Keflavik Intl

sáb. 9/13

11:00 am-4:24 pm

1 stop9h 24m

Washington, D.C. Dulles Intl

sáb. 9/20

1:15 pm-8:10 am

2 stops14h 55m

$638

ReykjavikWashington, D.C.

KEF - IAD

KEFIAD

Reykjavik Keflavik Intl

dom. 9/21

12:25 am-1:30 pm

1 stop17h 05m

Washington, D.C. Dulles Intl

jue. 10/2

10:15 pm-11:35 pm

1 stop21h 20m

$640

ReykjavikWashington, D.C.

KEF - IAD

KEFIAD

Reykjavik Keflavik Intl

vie. 10/10

12:10 am-2:35 pm

1 stop18h 25m

Washington, D.C. Dulles Intl

lun. 10/20

5:40 pm-1:05 pm

2 stops15h 25m

$668

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 Sunday 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 $270. 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 $535.

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 July 2025, prices for Reykjavik Keflavik Intl Airport to Washington, D.C. Dulles Intl Airport flights are approximately 13% 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. 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

$341

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 $341. 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 $535.
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.
Search flight deals

  • 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 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?

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

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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.

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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.

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