Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Rome Fiumicino Airport to Washington, D.C. from $487

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Rome Fiumicino Airport to Washington, D.C. departing on 12/1. 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
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Rome Fiumicino Airport to Washington, D.C.

Cheap round-trip flights

United Airlines Logo
11:00 am - 3:25 pmFCO-IAD
10h 25mnonstop
United Airlines Logo
8:30 pm - 2:00 pmIAD-FCO
11h 30m1 stop
$565United Airlines
Find Deal
Tue, Dec 16 - Tue, Jan 6
United Airlines Logo
2:40 pm - 11:13 amFCO-IAD
50h 33m2 stops
United Airlines Logo
6:15 am - 9:15 amIAD-FCO
21h 00m2 stops
$566United Airlines
Find Deal
Fri, Oct 10 - Mon, Oct 20
ITA Airways Logo
10:40 am - 2:40 pmFCO-IAD
10h 00mnonstop
ITA Airways Logo
4:30 pm - 7:15 amIAD-FCO
8h 45mnonstop
$567ITA Airways
Find Deal
Thu, Sep 18 - Thu, Oct 2
United Airlines Logo
3:20 pm - 7:35 pmFCO-IAD
10h 15mnonstop
United Airlines Logo
6:40 pm - 6:15 pmIAD-FCO
18h 35m1 stop
$568United Airlines
Find Deal
Fri, Oct 3 - Tue, Oct 28
Lufthansa Logo
10:20 am - 2:10 pmFCO-IAD
9h 50mnonstop
Lufthansa Logo
3:25 pm - 9:10 amIAD-FCO
11h 45m1 stop
$569Lufthansa
Find Deal
Thu, Sep 11 - Tue, Sep 23
Air Canada Logo
11:30 am - 9:12 pmFCO-IAD
15h 42m2 stops
Air Canada Logo
1:00 pm - 10:15 amIAD-FCO
15h 15m2 stops
$570Air Canada
Find Deal
Mon, Sep 8 - Tue, Sep 30
Air Canada Logo
11:30 am - 9:38 amFCO-IAD
28h 08m2 stops
Air Canada Logo
1:00 pm - 8:50 amIAD-FCO
13h 50m2 stops
$571Air Canada
Find Deal
Sun, Sep 7 - Sun, Sep 28
Scandinavian Airlines Logo
11:55 am - 5:15 pmFCO-IAD
35h 20m1 stop
Scandinavian Airlines Logo
8:30 pm - 11:05 amIAD-FCO
32h 35m1 stop
$574Scandinavian Airlines
Find Deal
Tue, Dec 23 - Sat, Jan 10
ITA Airways Logo
10:40 am - 2:40 pmFCO-IAD
10h 00mnonstop
ITA Airways Logo
4:30 pm - 7:15 amIAD-FCO
8h 45mnonstop
$577ITA Airways
Find Deal
Fri, Sep 5 - Fri, Sep 12
Scandinavian Airlines Logo
11:40 am - 6:50 pmFCO-IAD
13h 10m1 stop
Scandinavian Airlines Logo
8:30 pm - 10:50 amIAD-FCO
32h 20m1 stop
$608Scandinavian Airlines
Find Deal
Sat, Dec 27 - Thu, Jan 8

United Airlines flights from Rome Fiumicino Airport to Washington, D.C. Dulles Intl Airport

Our best United Airlines deals on Rome Fiumicino Airport to Washington, D.C. Dulles Intl Airport flight tickets
United Airlines
Dec 16
FCO11:00 amRome Fiumicino
10h 25m
IAD3:25 pmWashington, D.C. Dulles Intl
Jan 6
IAD8:30 pmWashington, D.C. Dulles Intl
11h 30m
1 stop
FCO2:00 pmRome Fiumicino
$565
Find similar
United Airlines
Oct 10
FCO2:40 pmRome Fiumicino
50h 33m
2 stops
IAD11:13 amWashington, D.C. Dulles Intl
Oct 20
IAD6:15 amWashington, D.C. Dulles Intl
21h 00m
2 stops
FCO9:15 amRome Fiumicino
$566
Find similar
United Airlines
Oct 3
FCO3:20 pmRome Fiumicino
10h 15m
IAD7:35 pmWashington, D.C. Dulles Intl
Oct 28
IAD6:40 pmWashington, D.C. Dulles Intl
18h 35m
1 stop
FCO6:15 pmRome Fiumicino
$568
Find similar

ITA Airways flights from Rome Fiumicino Airport to Washington, D.C. Dulles Intl Airport

Our best ITA Airways deals on Rome Fiumicino Airport to Washington, D.C. Dulles Intl Airport flight tickets
ITA Airways
Sep 18
FCO10:40 amRome Fiumicino
10h 00m
IAD2:40 pmWashington, D.C. Dulles Intl
Oct 2
IAD4:30 pmWashington, D.C. Dulles Intl
8h 45m
FCO7:15 amRome Fiumicino
$567
Find similar
ITA Airways
Aug 30
FCO10:40 amRome Fiumicino
10h 00m
IAD2:40 pmWashington, D.C. Dulles Intl
Sep 6
IAD4:30 pmWashington, D.C. Dulles Intl
8h 45m
FCO7:15 amRome Fiumicino
$570
Find similar
ITA Airways
Sep 5
FCO10:40 amRome Fiumicino
10h 00m
IAD2:40 pmWashington, D.C. Dulles Intl
Sep 12
IAD4:30 pmWashington, D.C. Dulles Intl
8h 45m
FCO7:15 amRome Fiumicino
$577
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Rome Fiumicino 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 August 24, 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

Fly to

Route

Depart

Return

Price

RomeWashington, D.C.

FCO - IAD

FCOIAD

Rome Fiumicino

Tue 12/16

11:00 am-3:25 pm

Nonstop10h 25m

Washington, D.C. Dulles Intl

Tue 1/6

8:30 pm-2:00 pm

1 stop11h 30m

$565

RomeWashington, D.C.

FCO - IAD

FCOIAD

Rome Fiumicino

Fri 10/10

2:40 pm-11:13 am

2 stops50h 33m

Washington, D.C. Dulles Intl

Mon 10/20

6:15 am-9:15 am

2 stops21h 00m

$566

RomeWashington, D.C.

FCO - IAD

FCOIAD

Rome Fiumicino

Thu 9/18

10:40 am-2:40 pm

Nonstop10h 00m

Washington, D.C. Dulles Intl

Thu 10/2

4:30 pm-7:15 am

Nonstop8h 45m

$567

RomeWashington, D.C.

FCO - IAD

FCOIAD

Rome Fiumicino

Fri 10/3

3:20 pm-7:35 pm

Nonstop10h 15m

Washington, D.C. Dulles Intl

Tue 10/28

6:40 pm-6:15 pm

1 stop18h 35m

$568

RomeWashington, D.C.

FCO - IAD

FCOIAD

Rome Fiumicino

Thu 9/11

10:20 am-2:10 pm

Nonstop9h 50m

Washington, D.C. Dulles Intl

Tue 9/23

3:25 pm-9:10 am

1 stop11h 45m

$569

RomeWashington, D.C.

FCO - IAD

FCOIAD

Rome Fiumicino

Mon 9/8

11:30 am-9:12 pm

2 stops15h 42m

Washington, D.C. Dulles Intl

Tue 9/30

1:00 pm-10:15 am

2 stops15h 15m

$570

RomeWashington, D.C.

FCO - IAD

FCOIAD

Rome Fiumicino

Sun 9/7

11:30 am-9:38 am

2 stops28h 08m

Washington, D.C. Dulles Intl

Sun 9/28

1:00 pm-8:50 am

2 stops13h 50m

$571

RomeWashington, D.C.

FCO - IAD

FCOIAD

Rome Fiumicino

Tue 12/23

11:55 am-5:15 pm

1 stop35h 20m

Washington, D.C. Dulles Intl

Sat 1/10

8:30 pm-11:05 am

1 stop32h 35m

$574

RomeWashington, D.C.

FCO - IAD

FCOIAD

Rome Fiumicino

Fri 9/5

10:40 am-2:40 pm

Nonstop10h 00m

Washington, D.C. Dulles Intl

Fri 9/12

4:30 pm-7:15 am

Nonstop8h 45m

$577

RomeWashington, D.C.

FCO - IAD

FCOIAD

Rome Fiumicino

Sat 12/27

11:40 am-6:50 pm

1 stop13h 10m

Washington, D.C. Dulles Intl

Thu 1/8

8:30 pm-10:50 am

1 stop32h 20m

$608

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Rome Fiumicino 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 typical price of a round-trip flight between Rome Fiumicino Airport and Washington, D.C. Dulles Intl Airport?

What is the cheapest month to fly to Washington, D.C. Dulles Intl Airport?

In general, September is the cheapest month to fly from Rome Fiumicino Airport to Washington, D.C. Dulles Intl Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $611. If you aren’t able to travel to Washington, D.C. Dulles Intl Airport during the month of September, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $633.

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 $753. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Rome Fiumicino Airport to Washington, D.C. Dulles Intl Airport for around $875.

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 Rome Fiumicino Airport at noon is the least expensive time of day to depart. momondo users have found prices as low as $704 when looking at flights departing at noon. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $803 on average. Flights to Washington, D.C. Dulles Intl Airport from Rome Fiumicino Airport in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Rome Fiumicino to Washington, D.C. Dulles Intl flight route?

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

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

You are more likely to see cheaper flights to Washington, D.C. Dulles Intl Airport from Rome Fiumicino Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. Dulles Intl Airport for around $736 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. Dulles Intl Airport from Rome Fiumicino Airport for as low as $589 on momondo.

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

There are 3 cabin classes available to choose from on Rome Fiumicino 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 Rome Fiumicino Airport to Washington, D.C. Dulles Intl Airport flight prices changed over time?

As of August 2025, prices for Rome Fiumicino Airport to Washington, D.C. Dulles Intl Airport flights are approximately 15% cheaper when compared to flights at the same time last year.

When to book flights from Rome Fiumicino Airport to Washington, D.C. Dulles Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Rome Fiumicino 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 Rome Fiumicino Airport to Washington, D.C. Dulles Intl Airport (FCO to IAD) flight deals and tips

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

Best Price Found

$689

Fastest flight time

9h 50m

Direct flights

Every day
The best one-way flight to Washington, D.C. Dulles Intl Airport from Rome Fiumicino Airport in the past 72 hours is $689. The best round-trip flight deal from Rome Fiumicino Airport to Washington, D.C. Dulles Intl Airport found on momondo in the last 72 hours is $604.
The fastest flight from Rome Fiumicino Airport to Washington, D.C. Dulles Intl Airport takes 9h 50m
Direct flights go from Rome Fiumicino Airport to Washington, D.C. Dulles Intl Airport every day.
Search flight deals

  • How far is Rome Fiumicino to Washington, D.C. Dulles Intl by plane?

    The distance between Rome Fiumicino and Washington, D.C. Dulles Intl is about 4490.8 mi. A reasonable flight in good conditions will take 9h 50m.

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

    Prices for flights from Rome Fiumicino Airport to Washington, D.C. Dulles Intl Airport are refreshed on a daily basis.

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Rome Fiumicino 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 necessary travel and health documents for your Washington, D.C. Dulles Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Rome Fiumicino Airport to Washington, D.C. Dulles Intl Airport?

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

Best airlines flying from Rome Fiumicino Airport to Washington, D.C. Dulles Intl Airport

Compare and see reviews for airlines that fly from Rome Fiumicino Airport to Washington, D.C. Dulles Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
ITA AirwaysPriceFrom $541Free CancellationRating
6.7
1,024 reviews
Search ITA Airways flights
United AirlinesPriceFrom $682Free CancellationRating
7.4
8,937 reviews
Search United Airlines flights

  • United Airlines Flights From Rome Fiumicino Airport to Washington, D.C. Dulles Intl Airport

    United Airlines is one of the most popular airlines flying from Rome Fiumicino Airport to Washington, D.C. Dulles Intl Airport, operating 21 flights/week on average for this route. A good United Airlines flight deal for Rome Fiumicino Airport to Washington, D.C. Dulles Intl Airport starts from $682 round-trip, up to an average price of $834. Our users have rated United Airlines at 7.4/10.

  • ITA Airways Flights From Rome Fiumicino Airport to Washington, D.C. Dulles Intl Airport

    The best ITA Airways deal for Rome Fiumicino Airport to Washington, D.C. Dulles Intl Airport flight tickets found on momondo in the last 72 hours was $541, round-trip. It should be noted that an average ITA Airways flight deal for this route in this time was higher, at $640 round-trip. ITA Airways operates 6 flights out of Rome Fiumicino Airport into Washington, D.C. Dulles Intl Airport in an average week, so prices vary by time and availability. 1,024 ITA Airways reviews by users on momondo have scored the airline at 6.7/10.

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

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
Gettysburg
Arlington
National Harbor
Winchester
Woodbridge
Waldorf
Tysons
Silver Spring
Laurel
Colonial Beach
Fredericksburg
Harpers Ferry
Manassas
Towson
Rockville
Gaithersburg
Reston
Fairfax
Glen Burnie

Why use momondo?

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

Finding the right flight to Washington, D.C. from Rome is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Washington, D.C. quick and easy, saving you time and money.

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

Yes. All flights to Washington, D.C. from Rome on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once all potential Rome to Washington, D.C. flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes. momondo can track prices for Rome 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.

An easier way to manage your Washington, D.C. Dulles Intl Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Fri 8/29
Fri 9/5
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Washington, D.C.