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$237+ Cheap flights from Dulles Intl (IAD) to Europe

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 2/9. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — CPH
Feb 26 — Mar 51
Thu 2/26
Thu 3/5
1 adult, Economy
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Cheap flight deals from Dulles Intl to Europe

Cheapest flights from Dulles Intl to Europe
Explore the most affordable flight options available from Dulles Intl to Europe. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 27, 2026.

This oojo deal was found by Cheapflights users on 1/27. 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.
Wed 1/2810:30 pm
IAD
-
BCN
1 stop19h 15m
TAP AIR PORTUGAL
Wed 2/410:55 am
BCN
-
IAD
1 stop16h 05m
TAP AIR PORTUGAL
Deal found 1/27$442
This oojo deal was found by Cheapflights users on 1/25. 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.
Sun 4/2610:35 pm
IAD
-
DUB
1 stop14h 30m
TAP AIR PORTUGAL
Sat 5/910:45 am
DUB
-
IAD
1 stop33h 20m
TAP AIR PORTUGAL
Deal found 1/25$443
This Cheapflightsfares deal was found by Cheapflights users on 1/25. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/1910:35 pm
IAD
-
DUB
1 stop14h 30m
TAP AIR PORTUGAL
Wed 5/610:45 am
DUB
-
IAD
1 stop14h 50m
TAP AIR PORTUGAL
Deal found 1/25$447
This oojo deal was found by Cheapflights users on 1/25. 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.
Wed 3/1811:30 pm
IAD
-
BCN
1 stop15h 50m
TAP AIR PORTUGAL
Tue 3/249:10 pm
BCN
-
IAD
1 stop29h 50m
TAP AIR PORTUGAL
Deal found 1/25$448
This FlightHub deal was found by Cheapflights users on 1/27. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/175:05 pm
IAD
-
MAD
1 stop11h 00m
TAP AIR PORTUGAL
Wed 12/912:10 pm
MAD
-
IAD
1 stop14h 25m
TAP AIR PORTUGAL
Deal found 1/27$448
This oojo deal was found by Cheapflights users on 1/26. 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.
Sun 11/810:30 pm
IAD
-
BCN
1 stop19h 15m
TAP AIR PORTUGAL
Thu 11/196:45 am
BCN
-
IAD
1 stop14h 30m
TAP AIR PORTUGAL
Deal found 1/26$450
This FlightHub deal was found by Cheapflights users on 1/25. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/410:30 pm
IAD
-
DUB
1 stop19h 50m
TAP AIR PORTUGAL
Sun 2/84:25 am
DUB
-
IAD
1 stop15h 50m
TAP AIR PORTUGAL
Deal found 1/25$450
This oojo deal was found by Cheapflights users on 1/25. 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.
Fri 11/2010:30 pm
IAD
-
MAD
1 stop19h 00m
TAP AIR PORTUGAL
Sat 11/287:40 am
MAD
-
IAD
1 stop13h 35m
TAP AIR PORTUGAL
Deal found 1/25$450
This oojo deal was found by Cheapflights users on 1/27. 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.
Sun 11/810:30 pm
IAD
-
BCN
1 stop19h 15m
TAP AIR PORTUGAL
Fri 11/2010:55 am
BCN
-
IAD
1 stop15h 40m
TAP AIR PORTUGAL
Deal found 1/27$451
This oojo deal was found by Cheapflights users on 1/25. 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.
Mon 2/95:30 pm
IAD
-
MAD
1 stop14h 35m
TAP AIR PORTUGAL
Wed 2/1810:20 am
MAD
-
IAD
1 stop16h 40m
TAP AIR PORTUGAL
Deal found 1/25$451
This eDestinos deal was found by Cheapflights users on 1/25. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/208:20 pm
IAD
-
BCN
1 stop15h 50m
Scandinavian Airlines
Sun 5/179:45 am
BCN
-
IAD
1 stop13h 05m
Scandinavian Airlines
Deal found 1/25$452
This oojo deal was found by Cheapflights users on 1/27. 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.
Wed 4/810:35 pm
IAD
-
MAD
1 stop16h 50m
TAP AIR PORTUGAL
Wed 4/1511:05 am
MAD
-
IAD
1 stop15h 30m
TAP AIR PORTUGAL
Deal found 1/27$452

Find flight deals from Dulles Intl to Europe

Keep the following information in mind while searching for Dulles Intl to Europe flight deals. Data was last updated January 27, 2026.

Round-trip from

$443
(oojo)

One-way from

$237
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$775

Good round-trip deal

$472 or less

Good one-way deal

$317 or less
From Washington, D.C. Dulles Intl to Europe
Search Deals
One-way flight from Washington, D.C. Dulles Intl to Europe
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($128 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($20 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals
Price to beat on a round-trip flight from Washington, D.C. Dulles Intl to Europe.
Search Deals
Price to beat on a one-way flight from Washington, D.C. Dulles Intl to Europe.
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl to Europe 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 January 27, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Europe that are best for you.

Fly from

Dulles Intl

Fly to

Europe

Route

Depart

Return

Price

Washington, D.C.Madrid

IAD - MAD

IADMAD

Washington, D.C. Dulles Intl

Tue 2/3

10:28 pm-8:00 am

2 stops27h 32m

Madrid Barajas

Wed 2/11

8:30 am-3:50 pm

1 stop13h 20m

$484

Washington, D.C.Madrid

IAD - MAD

IADMAD

Washington, D.C. Dulles Intl

Tue 2/3

12:23 pm-9:10 am

2 stops14h 47m

Madrid Barajas

Mon 2/9

1:05 pm-4:05 pm

1 stop33h 00m

$487

Washington, D.C.Madrid

IAD - MAD

IADMAD

Washington, D.C. Dulles Intl

Sat 2/21

5:30 pm-8:20 pm

1 stop20h 50m

Madrid Barajas

Mon 2/23

9:10 pm-2:35 pm

1 stop23h 25m

$489

Washington, D.C.Madrid

IAD - MAD

IADMAD

Washington, D.C. Dulles Intl

Tue 3/10

1:02 pm-7:00 am

2 stops12h 58m

Madrid Barajas

Tue 3/17

9:05 am-9:05 pm

2 stops17h 00m

$493

Washington, D.C.Madrid

IAD - MAD

IADMAD

Washington, D.C. Dulles Intl

Sun 2/1

12:23 pm-10:15 am

2 stops15h 52m

Madrid Barajas

Tue 2/10

6:00 am-4:05 pm

1 stop16h 05m

$493

Washington, D.C.Madrid

IAD - MAD

IADMAD

Washington, D.C. Dulles Intl

Wed 3/11

7:18 am-7:00 am

2 stops18h 42m

Madrid Barajas

Wed 3/18

9:00 am-12:27 am

2 stops20h 27m

$494

Washington, D.C.Madrid

IAD - MAD

IADMAD

Washington, D.C. Dulles Intl

Mon 2/2

12:40 pm-8:00 am

2 stops13h 20m

Madrid Barajas

Wed 2/11

6:25 am-5:35 pm

2 stops17h 10m

$495

Washington, D.C.Madrid

IAD - MAD

IADMAD

Washington, D.C. Dulles Intl

Wed 4/15

6:10 pm-8:05 am

Nonstop7h 55m

Madrid Barajas

Mon 4/20

1:25 pm-4:05 pm

1 stop32h 40m

$496

Washington, D.C.Madrid

IAD - MAD

IADMAD

Washington, D.C. Dulles Intl

Mon 3/2

9:45 am-8:00 am

1 stop16h 15m

Madrid Barajas

Mon 3/9

1:45 pm-3:35 pm

1 stop30h 50m

$499

Washington, D.C.Athens

IAD - ATH

IADATH

Washington, D.C. Dulles Intl

Thu 4/16

8:20 pm-10:50 am

2 stops31h 30m

Athens Eleftherios V.

Sat 5/2

9:05 pm-4:50 pm

1 stop26h 45m

$501

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/24

Showing 1-10 of 60 results
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Best time to book a flight from Dulles Intl to Europe

Have a flexible travel schedule? Discover the best time to fly to Europe from Dulles Intl 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.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. Dulles Intl Airport to Europe

What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Europe?

Currently, July is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Europe (average of $345). Flying from Washington, D.C. Dulles Intl Airport to Europe in April is currently the most expensive (average of $438). 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.

What is the cheapest time of day to fly from IAD to EU?

Find hourly flight availability from Dulles Intl to Europe. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 27, 2026.

It’s optimal to fly from Washington, D.C. Dulles Intl Airport to Europe in the morning. By choosing this option you can save up to 50% on the cost of your flight, compared to a flight at noon.

Reviews of airlines servicing Europe

Get insights into the airlines that provide service to Europe. 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 Europe. Reviews last updated January 27, 2026.
See what other customers who have flown with United Airlines, Turkish Airlines, and TAP AIR PORTUGAL from Washington, D.C. Dulles Intl Airport to Europe have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,205 reviews

Boarding

7.7

Food

6.6

Crew

8.1

Overall

7.4

Entertainment

7.1

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,205 reviews
United Airlines
7.4
Good
9,205 reviews

Boarding

7.7

Food

6.6

Crew

8.1

Overall

7.4

Entertainment

7.1

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
Turkish Airlines
7.3
Good
4,207 reviews
United Airlines
7.4
Good
9,205 reviews

Boarding

7.7

Food

6.6

Crew

8.1

Overall

7.4

Entertainment

7.1

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
TAP AIR PORTUGAL
7.1
Good
2,130 reviews
United Airlines
7.4
Good
9,205 reviews

Boarding

7.7

Food

6.6

Crew

8.1

Overall

7.4

Entertainment

7.1

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
Lufthansa
6.8
Okay
7,748 reviews
United Airlines
7.4
Good
9,205 reviews

Boarding

7.7

Food

6.6

Crew

8.1

Overall

7.4

Entertainment

7.1

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
British Airways
6.7
Okay
7,702 reviews
United Airlines
7.4
Good
9,205 reviews

Boarding

7.7

Food

6.6

Crew

8.1

Overall

7.4

Entertainment

7.1

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Europe. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Washington, D.C. Dulles Intl Airport to Europe?

    A quick flight from Washington, D.C. Dulles Intl Airport to Europe can take about 14h 47m. United Airlines provides one of the quickest options available for as low as $487. The distance from Washington, D.C. Dulles Intl Airport to Europe is about 3803 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Washington, D.C. Dulles Intl Airport to Europe one-way?

    The cheapest airlines for a one-way flight from Washington, D.C. Dulles Intl Airport to Europe are TAP AIR PORTUGAL ($158), Icelandair ($168), and ITA Airways ($182).

  • What are the most popular routes from Washington, D.C. Dulles Intl Airport to Europe?

    The most popular route from Washington, D.C. Dulles Intl Airport to Europe is Washington, D.C. Dulles Intl - London Heathrow. You may also consider Washington, D.C. Dulles Intl - Paris Charles de Gaulle or Washington, D.C. Dulles Intl - Rome Fiumicino.

  • What are the most reliable airlines from Washington, D.C. Dulles Intl Airport to Europe?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Washington, D.C. Dulles Intl Airport to Europe on time: Air France (88%), Scandinavian Airlines (88%), Delta (88%).

  • What are the cheapest flights from Washington, D.C. Dulles Intl Airport to Europe?

    Looking at all options, your cheapest flight can be booked for $318. While the most popular route (Washington, D.C. Dulles Intl - London Heathrow) can be booked for $412 on average, our data indicates $1,443 when flying from Washington, D.C. Dulles Intl Airport to Europe.

  • Can I find deals for flights from Dulles Intl to Europe that include hotel bookings?

    Yes. In addition to deals on Dulles Intl to Europe flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Dulles Intl to Europe?

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

  • Can I find deals for business class flights from Dulles Intl to Europe?

    Yes. Cheapflights offers flight deals from Dulles Intl to Europe 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. Dulles Intl Airport to Europe?

    Currently, July is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Europe (average of $345). Flying from Washington, D.C. Dulles Intl Airport to Europe in April is currently the most expensive (average of $438). 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 Dulles Intl to Europe

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Dulles Intl to Europe

Discover the top 10 airlines that operate flights from Dulles Intl to Europe. 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 January 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
Brussels AirlinesCheapest$198Average$931FlexibilityNo cancel feeOn-timeN/A
SWISSCheapest$200Average$647FlexibilityNo cancel feeOn-time79%
DeltaCheapest$254Average$866FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$353Average$636FlexibilityNo cancel feeOn-time67%
PLAYCheapest$359Average$551FlexibilityNo cancel feeOn-timeN/A
IberiaCheapest$385Average$761FlexibilityNo cancel feeOn-time77%
IcelandairCheapest$389Average$616FlexibilityNo cancel feeOn-time76%
Scandinavian AirlinesCheapest$398Average$605FlexibilityNo cancel feeOn-time77%
KLMCheapest$409Average$775FlexibilityNo cancel feeOn-time75%
FinnairCheapest$431Average$653FlexibilityNo cancel feeOn-time76%

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