Dulles Intl

$398+ Cheap flights from Fiumicino (FCO) to Dulles Intl (IAD)

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 5/18. Fares are subject to change and may not be available on all flights or dates of travel.
FCO — IAD
Απρ 2 — Απρ 91
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Find cheap flights from Leonardo da Vinci/Fiumicino to Dulles Intl with Cheapflights

1. Tell us where you want to go
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Cheapflights Tip: The best prices from Rome Fiumicino to Washington, D.C. Dulles Intl are usually found in September or November, booked 88 days in advance, depart on a Wednesday or Thursday and return on a Monday

Cheap flight deals from Leonardo da Vinci/Fiumicino to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Leonardo da Vinci/Fiumicino (FCO) to Dulles Intl (IAD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated Μάρτιος 28, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$548
(American Airlines)

One-way from

$398
(Cheapflightsfares)

Popular in

August

Cheapest in

September

Average price

$800

Good round-trip deal

$746 or less

Good one-way deal

$706 or less
Provider with most accurate pricing for Rome Fiumicino-Washington, D.C. Dulles Intl flight deals.
Provider most trusted by Cheapflights users for Rome Fiumicino-Washington, D.C. Dulles Intl flights.
From Rome Fiumicino to Washington, D.C. Dulles Intl
One-way flight from Rome Fiumicino to Washington, D.C. Dulles Intl
Highest demand for flights based on searches. 4% potential increase in price ($31 potential increase over avg. RT price).
Cheapest flight prices on average. 1% potential price decrease ($15 potential savings vs. average RT price).
Average for round-trip flights in March 2025
Price to beat on a round-trip flight from Rome Fiumicino to Washington, D.C. Dulles Intl.
Price to beat on a one-way flight from Rome Fiumicino to Washington, D.C. Dulles Intl.

Find flight deals from Leonardo da Vinci/Fiumicino to Dulles Intl

Cheapest flights from Leonardo da Vinci/Fiumicino to Dulles Intl
Explore the most affordable flight options available from Leonardo da Vinci/Fiumicino to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on Μάρτιος 28, 2025.

This lol.travel deal was found by Cheapflights users on 3/28. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Κυρ 4/610:40 amFCO - IAD
Nonstop10h 00mITA Airways
Σαβ 4/194:30 pmIAD - FCO
Nonstop8h 45mITA Airways
Deal found 3/28$546
This Flighttix deal was found by Cheapflights users on 3/27. 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 Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Τετ 4/168:25 pmFCO - IAD
1 stop24h 35mMultiple Airlines
Πεμ 4/2410:40 pmIAD - FCO
1 stop11h 15mMultiple Airlines
Deal found 3/27$551
This American Airlines deal was found by Cheapflights users on 3/27. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Πεμ 4/1012:10 pmFCO - IAD
1 stop13h 31mAmerican Airlines
Κυρ 4/132:12 pmIAD - FCO
1 stop13h 38mAmerican Airlines
Deal found 3/27$552
This Scandinavian Airlines deal was found by Cheapflights users on 3/27. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Τετ 6/410:35 amFCO - IAD
2 stops15h 24mScandinavian Airlines
Πεμ 6/1910:05 pmIAD - FCO
1 stop14h 40mScandinavian Airlines
Deal found 3/27$557
This Mytrip deal was found by Cheapflights users on 3/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Πεμ 4/1712:10 pmFCO - IAD
1 stop13h 31mBritish Airways
Πεμ 4/2410:40 pmIAD - FCO
1 stop29h 35mBritish Airways
Deal found 3/28$563
This Iberia deal was found by Cheapflights users on 3/27. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Τετ 4/168:25 pmFCO - IAD
1 stop24h 35mIberia
Τετ 4/235:13 pmIAD - FCO
1 stop32h 52mIberia
Deal found 3/27$603
This FlightHub deal was found by Cheapflights users on 3/27. 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.
Πεμ 4/310:45 amFCO - IAD
1 stop15h 00mTurkish Airlines
Παρ 4/41:30 pmIAD - FCO
1 stop22h 50mTurkish Airlines
Deal found 3/27$606
This Gotogate deal was found by Cheapflights users on 3/27. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Σαβ 7/268:00 pmFCO - IAD
1 stop25h 20mTAP AIR PORTUGAL
Πεμ 8/1410:20 pmIAD - FCO
1 stop19h 50mTAP AIR PORTUGAL
Deal found 3/27$607
This Icelandair deal was found by Cheapflights users on 3/27. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Κυρ 12/2111:30 amFCO - IAD
1 stop12h 50mIcelandair
Σαβ 1/107:40 pmIAD - FCO
1 stop12h 20mIcelandair
Deal found 3/27$665
This Delta deal was found by Cheapflights users on 3/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Παρ 4/46:30 amFCO - IAD
1 stop15h 05mDelta
Σαβ 4/196:05 pmIAD - FCO
2 stops14h 45mDelta
Deal found 3/27$667
This lol.travel deal was found by Cheapflights users on 3/27. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Παρ 4/412:25 pmFCO - IAD
1 stop15h 00mAir Canada
Σαβ 4/193:55 pmIAD - FCO
1 stop11h 20mAir Canada
Deal found 3/27$681
This United Airlines deal was found by Cheapflights users on 3/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Σαβ 4/511:30 amFCO - IAD
1 stop31h 42mUnited Airlines
Δευ 4/215:10 pmIAD - FCO
Nonstop9h 05mUnited Airlines
Deal found 3/27$699

Cheapflights Fare Finder

Customize your flight search to find flights from Leonardo da Vinci/Fiumicino to Dulles Intl 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 Μάρτιος 28, 2025.
Use the filters below to find and compare flights from Rome Fiumicino Airport to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Leonardo da Vinci/Fiumicino

Fly to

Dulles Intl

Route

Depart

Return

Price

RomeWashington, D.C.

FCO - IAD

FCOIAD

Rome Fiumicino

Δευ 9/8

7:15 am-7:34 pm

2 stops18h 19m

Washington, D.C. Dulles Intl

Τρι 9/30

5:50 pm-11:25 am

1 stop11h 35m

$548

RomeWashington, D.C.

FCO - IAD

FCOIAD

Rome Fiumicino

Τετ 4/16

8:25 pm-3:00 pm

1 stop24h 35m

Washington, D.C. Dulles Intl

Πεμ 4/24

10:40 pm-3:55 pm

1 stop11h 15m

$551

RomeWashington, D.C.

FCO - IAD

FCOIAD

Rome Fiumicino

Τετ 6/4

10:35 am-7:59 pm

2 stops15h 24m

Washington, D.C. Dulles Intl

Πεμ 6/19

10:05 pm-6:45 pm

1 stop14h 40m

$557

RomeWashington, D.C.

FCO - IAD

FCOIAD

Rome Fiumicino

Δευ 9/8

10:40 am-2:40 pm

Nonstop10h 00m

Washington, D.C. Dulles Intl

Τρι 9/30

4:30 pm-7:15 am

Nonstop8h 45m

$561

RomeWashington, D.C.

FCO - IAD

FCOIAD

Rome Fiumicino

Πεμ 4/17

12:10 pm-7:41 pm

1 stop13h 31m

Washington, D.C. Dulles Intl

Πεμ 4/24

10:40 pm-10:15 am

1 stop29h 35m

$563

RomeWashington, D.C.

FCO - IAD

FCOIAD

Rome Fiumicino

Τετ 4/16

8:25 pm-3:00 pm

1 stop24h 35m

Washington, D.C. Dulles Intl

Τετ 4/23

5:13 pm-8:05 am

1 stop32h 52m

$603

RomeWashington, D.C.

FCO - IAD

FCOIAD

Rome Fiumicino

Σαβ 7/26

8:00 pm-3:20 pm

1 stop25h 20m

Washington, D.C. Dulles Intl

Πεμ 8/14

10:20 pm-12:10 am

1 stop19h 50m

$607

RomeWashington, D.C.

FCO - IAD

FCOIAD

Rome Fiumicino

Τετ 6/4

10:45 am-7:45 pm

1 stop15h 00m

Washington, D.C. Dulles Intl

Τετ 6/18

1:30 pm-6:25 pm

1 stop22h 55m

$634

RomeWashington, D.C.

FCO - IAD

FCOIAD

Rome Fiumicino

Τετ 4/16

6:30 am-3:35 pm

1 stop15h 05m

Washington, D.C. Dulles Intl

Παρ 4/25

6:00 am-7:35 am

1 stop19h 35m

$671

RomeWashington, D.C.

FCO - IAD

FCOIAD

Rome Fiumicino

Πεμ 4/10

6:30 am-3:35 pm

1 stop15h 05m

Washington, D.C. Dulles Intl

Κυρ 4/13

8:21 pm-6:50 pm

2 stops16h 29m

$673

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/28

Showing 1-10 of 31 results
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Compare providers for flights from Leonardo da Vinci/Fiumicino to Dulles Intl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Leonardo da Vinci/Fiumicino to Dulles Intl in March.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
MytripPrice Accuracy3 starsTrust Score*3 stars
oojoPrice Accuracy3 starsTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Rome Fiumicino Airport-Washington, D.C. Dulles Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Rome Fiumicino Airport-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Rome Fiumicino Airport-Washington, D.C. Dulles Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Rome Fiumicino Airport-Washington, D.C. Dulles Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Rome Fiumicino Airport-Washington, D.C. Dulles Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Leonardo da Vinci/Fiumicino to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Leonardo da Vinci/Fiumicino 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 Rome Fiumicino Airport to Washington, D.C. Dulles Intl Airport

How far ahead should I book a flight from Rome Fiumicino Airport to Washington, D.C. Dulles Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Leonardo da Vinci/Fiumicino to Dulles Intl. Price data was last updated on March 21, 2025.

The price you pay for your flight from Rome Fiumicino Airport to Washington, D.C. Dulles Intl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 88 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, August is the cheapest month in which you can book a flight from Rome Fiumicino Airport to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Rome Fiumicino Airport to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $385). 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 FCO to IAD?

Find hourly flight availability from Leonardo da Vinci/Fiumicino to Dulles Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated Μάρτιος 28, 2025.

When flying from Rome Fiumicino Airport to Washington, D.C. Dulles Intl Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 4% versus a flight at noon.

Rainfall in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. Dulles Intl Airport when rainfall is around 2.6 in.

Temperature in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Washington, D.C. Dulles Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

Reviews of airlines servicing Dulles Intl

Get insights into the airlines that provide service to Dulles Intl. 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 Dulles Intl. Reviews last updated Μάρτιος 28, 2025.
To help decide which airline to fly from Rome to Washington, D.C., see what other customers have to say about Delta, KLM and Austrian Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.0
Very good

Comfort

8.0

Overall

8.0

Entertainment

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
8.0
Very good
8.0
Very good

Comfort

8.0

Overall

8.0

Entertainment

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
8.0
Very good

Comfort

8.0

Overall

8.0

Entertainment

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
8.0
Very good

Comfort

8.0

Overall

8.0

Entertainment

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
8.0
Very good

Comfort

8.0

Overall

8.0

Entertainment

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
8.0
Very good

Comfort

8.0

Overall

8.0

Entertainment

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Leonardo da Vinci/Fiumicino to Dulles Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What are the cheapest airlines flying from Rome Fiumicino Airport to Washington, D.C. Dulles Intl Airport round-trip?

    According to our current data, American Airlines ($548), Scandinavian Airlines ($557), and ITA Airways ($561) offers the cheapest pricing from Rome Fiumicino Airport to Washington, D.C. Dulles Intl Airport. Users have found that American Airlines is 24% cheaper than the other options available to this destination.

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

    The cheapest airline one-way is TAP AIR PORTUGAL, with whom users have recently found tickets for as low as $398. However, be on the lookout for offers from Icelandair and Royal Air Maroc, as they are both options that can get you from Rome Fiumicino Airport to Washington, D.C. Dulles Intl Airport for a low price.

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

    No one likes to see their flight delayed. When booking a flight from Rome Fiumicino Airport to Washington, D.C. Dulles Intl Airport consider choosing SAUDIA (100%), ITA Airways (100%) or Air Canada (91%) as they are the most reliable in getting you off to your destination on time.

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

    On average you can expect to pay $1,357 for a flight from Rome Fiumicino Airport to Washington, D.C. Dulles Intl Airport. The cheapest flight overall is $650 while the most popular route, (Rome Fiumicino - Washington, D.C. Dulles Intl) is currently priced at $478.

  • Can I find deals for flights from Leonardo da Vinci/Fiumicino to Dulles Intl that include hotel bookings?

    Yes. In addition to deals on Leonardo da Vinci/Fiumicino to Dulles Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Leonardo da Vinci/Fiumicino to Dulles Intl?

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

  • Can I find deals for business class flights from Leonardo da Vinci/Fiumicino to Dulles Intl?

    Yes. Cheapflights offers flight deals from Leonardo da Vinci/Fiumicino to Dulles Intl 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 Rome Fiumicino Airport to Washington, D.C. Dulles Intl Airport?

    Currently, August is the cheapest month in which you can book a flight from Rome Fiumicino Airport to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Rome Fiumicino Airport to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $385). 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

Traveling to a place near Rome Fiumicino Airport?

Book flights to Rome Fiumicino Airport if you plan to visit one of these locations
Arlington
Alexandria
Fairfax
Tysons
Springfield
Rockville
Woodbridge
Gaithersburg
Fredericksburg
Linthicum Heights
Silver Spring
Falls Church
Laurel
Easton
Herndon
Sterling
Bowie
Gettysburg
National Harbor
Oxon Hill

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Alternative routes for Leonardo da Vinci/Fiumicino to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.

Top 3 airlines flying from Leonardo da Vinci/Fiumicino to Dulles Intl

Discover the top 3 airlines that operate flights from Leonardo da Vinci/Fiumicino to Dulles Intl. 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 Μάρτιος 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
ITA AirwaysCheapest$531Average$641FlexibilityNo cancel feeOn-time81%
Aer LingusCheapest$557Average$677FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$638Average$826FlexibilityNo cancel feeOn-time69%
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