Cheap flights from Rome Fiumicino Airport to Washington, D.C. from $305

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 5/8. 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 Rome Fiumicino Airport to Washington, D.C.

Cheap round-trip flights

Enter your travel dates to find the best prices.
TAP AIR PORTUGAL Logo
8:00 pm - 3:05 pm
FCO
-
IAD
25h 05m
1 stop
TAP AIR PORTUGAL Logo
5:40 pm - 12:35 pm
IAD
-
FCO
12h 55m
1 stop
$436TAP AIR PORTUGAL
Wed, Apr 15 - Sun, Apr 26
TAP AIR PORTUGAL Logo
12:15 pm - 9:00 pm
FCO
-
IAD
14h 45m
1 stop
TAP AIR PORTUGAL Logo
5:30 pm - 11:25 am
IAD
-
FCO
11h 55m
1 stop
$439TAP AIR PORTUGAL
Fri, Feb 13 - Sat, Feb 21
TAP AIR PORTUGAL Logo
4:40 pm - 3:15 pm
FCO
-
IAD
28h 35m
1 stop
TAP AIR PORTUGAL Logo
5:30 pm - 6:45 pm
IAD
-
FCO
19h 15m
1 stop
$441TAP AIR PORTUGAL
Sun, Feb 8 - Tue, Feb 17
Icelandair Logo
3:45 pm - 7:25 pm
FCO
-
BWI
33h 40m
1 stop
Icelandair Logo
8:30 pm - 2:35 pm
BWI
-
FCO
12h 05m
1 stop
$521Icelandair
Wed, Apr 15 - Thu, Apr 23
United Airlines Logo
7:05 am - 3:50 pm
FCO
-
IAD
14h 45m
1 stop
United Airlines Logo
10:22 pm - 12:40 pm
IAD
-
FCO
32h 18m
2 stops
$532United Airlines
Sat, Feb 14 - Sat, Feb 14
Lufthansa Logo
9:40 am - 3:50 pm
FCO
-
IAD
12h 10m
1 stop
Lufthansa Logo
5:40 pm - 11:00 am
IAD
-
FCO
11h 20m
1 stop
$550Lufthansa
Sun, Feb 15 - Sat, Feb 28
Icelandair Logo
3:45 pm - 10:15 pm
FCO
-
BWI
12h 30m
1 stop
Icelandair Logo
8:30 pm - 2:35 pm
BWI
-
FCO
12h 05m
1 stop
$556Icelandair
Tue, Mar 31 - Thu, Apr 9
Air Canada Logo
12:45 pm - 7:59 pm
FCO
-
DCA
13h 14m
1 stop
Air Canada Logo
4:15 pm - 9:25 am
DCA
-
FCO
11h 10m
1 stop
$558Air Canada
Sun, Feb 1 - Tue, Feb 17
United Airlines Logo
7:05 am - 7:35 pm
FCO
-
DCA
17h 30m
2 stops
United Airlines Logo
11:05 am - 7:55 am
DCA
-
FCO
15h 50m
1 stop
$571United Airlines
Tue, Mar 17 - Sun, Mar 22
Air Canada Logo
7:05 am - 6:05 pm
FCO
-
DCA
17h 00m
2 stops
Air Canada Logo
4:15 pm - 5:10 pm
DCA
-
FCO
19h 55m
2 stops
$583Air Canada
Tue, Mar 3 - Wed, Mar 25

TAP AIR PORTUGAL flights from Rome Fiumicino Airport to Washington, D.C.

Our best TAP AIR PORTUGAL deals on Rome Fiumicino Airport to Washington, D.C. flight tickets
TAP AIR PORTUGAL
Apr 15
FCO8:00 pmRome Fiumicino
25h 05m
1 stop
IAD3:05 pmWashington, D.C. Dulles Intl
Apr 26
IAD5:40 pmWashington, D.C. Dulles Intl
12h 55m
1 stop
FCO12:35 pmRome Fiumicino
$436
TAP AIR PORTUGAL
Feb 13
FCO12:15 pmRome Fiumicino
14h 45m
1 stop
IAD9:00 pmWashington, D.C. Dulles Intl
Feb 21
IAD5:30 pmWashington, D.C. Dulles Intl
11h 55m
1 stop
FCO11:25 amRome Fiumicino
$439
TAP AIR PORTUGAL
Feb 8
FCO4:40 pmRome Fiumicino
28h 35m
1 stop
IAD3:15 pmWashington, D.C. Dulles Intl
Feb 17
IAD5:30 pmWashington, D.C. Dulles Intl
19h 15m
1 stop
FCO6:45 pmRome Fiumicino
$441

Lufthansa flights from Rome Fiumicino Airport to Washington, D.C.

Our best Lufthansa deals on Rome Fiumicino Airport to Washington, D.C. flight tickets
Lufthansa
Feb 15
FCO9:40 amRome Fiumicino
12h 10m
1 stop
IAD3:50 pmWashington, D.C. Dulles Intl
Feb 28
IAD5:40 pmWashington, D.C. Dulles Intl
11h 20m
1 stop
FCO11:00 amRome Fiumicino
$550
Lufthansa
Feb 8
FCO9:40 amRome Fiumicino
12h 10m
1 stop
IAD3:50 pmWashington, D.C. Dulles Intl
Feb 17
IAD5:40 pmWashington, D.C. Dulles Intl
8h 50m
FCO8:30 amRome Fiumicino
$556
Lufthansa
Mar 27
FCO9:45 amRome Fiumicino
12h 05m
1 stop
IAD4:50 pmWashington, D.C. Dulles Intl
Mar 29
IAD10:20 pmWashington, D.C. Dulles Intl
10h 45m
1 stop
FCO3:05 pmRome Fiumicino
$560

momondo Fare Finder

 
Customize your flight search to find flights from Rome Fiumicino Airport to Washington, D.C. 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 January 21, 2026.
Use the filters below to find and compare flights from Rome Fiumicino Airport to Washington, D.C. that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

RomeWashington, D.C.

FCO - IAD

FCOIAD

Rome Fiumicino

Wed 4/15

8:00 pm-3:05 pm

1 stop25h 05m

Washington, D.C. Dulles Intl

Sun 4/26

5:40 pm-12:35 pm

1 stop12h 55m

$436

RomeWashington, D.C.

FCO - IAD

FCOIAD

Rome Fiumicino

Fri 2/13

12:15 pm-9:00 pm

1 stop14h 45m

Washington, D.C. Dulles Intl

Sat 2/21

5:30 pm-11:25 am

1 stop11h 55m

$439

RomeWashington, D.C.

FCO - IAD

FCOIAD

Rome Fiumicino

Sun 2/8

4:40 pm-3:15 pm

1 stop28h 35m

Washington, D.C. Dulles Intl

Tue 2/17

5:30 pm-6:45 pm

1 stop19h 15m

$441

RomeBaltimore

FCO - BWI

FCOBWI

Rome Fiumicino

Wed 4/15

3:45 pm-7:25 pm

1 stop33h 40m

Baltimore/Washington

Thu 4/23

8:30 pm-2:35 pm

1 stop12h 05m

$521

RomeWashington, D.C.

FCO - IAD

FCOIAD

Rome Fiumicino

Sat 2/14

7:05 am-3:50 pm

1 stop14h 45m

Washington, D.C. Dulles Intl

Sat 2/14

10:22 pm-12:40 pm

2 stops32h 18m

$532

RomeWashington, D.C.

FCO - IAD

FCOIAD

Rome Fiumicino

Sun 2/15

9:40 am-3:50 pm

1 stop12h 10m

Washington, D.C. Dulles Intl

Sat 2/28

5:40 pm-11:00 am

1 stop11h 20m

$550

RomeBaltimore

FCO - BWI

FCOBWI

Rome Fiumicino

Tue 3/31

3:45 pm-10:15 pm

1 stop12h 30m

Baltimore/Washington

Thu 4/9

8:30 pm-2:35 pm

1 stop12h 05m

$556

RomeWashington, D.C.

FCO - DCA

FCODCA

Rome Fiumicino

Sun 2/1

12:45 pm-7:59 pm

1 stop13h 14m

Washington, D.C. Reagan-National

Tue 2/17

4:15 pm-9:25 am

1 stop11h 10m

$558

RomeWashington, D.C.

FCO - DCA

FCODCA

Rome Fiumicino

Tue 3/17

7:05 am-7:35 pm

2 stops17h 30m

Washington, D.C. Reagan-National

Sun 3/22

11:05 am-7:55 am

1 stop15h 50m

$571

RomeWashington, D.C.

FCO - DCA

FCODCA

Rome Fiumicino

Tue 3/3

7:05 am-6:05 pm

2 stops17h 00m

Washington, D.C. Reagan-National

Wed 3/25

4:15 pm-5:10 pm

2 stops19h 55m

$583

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 Rome Fiumicino Airport to Washington, D.C.

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.?

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

The month of March is, on average, the cheapest month to fly to Washington, D.C. from Rome Fiumicino Airport, with most prices found around $594. If you’re not able to fly to Washington, D.C. in March, then February is your next best option. Flight prices from Rome Fiumicino Airport to Washington, D.C. during February average around $648.

What is the cheapest day to depart on your flight to Washington, D.C.?

On average, the least expensive day to fly to Washington, D.C. from Rome Fiumicino Airport is on a Thursday. momondo users have found tickets for Thursday departures for as low as $691. However, this price may fluctuate depending on the airline, the season, and holidays. 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. for around $887.

What is the cheapest time of day to depart on your flight to Washington, D.C.?

In the afternoon is the cheapest time of day to fly from Rome Fiumicino Airport to Washington, D.C. when you can find flight prices for as low as $756. Flying to Washington, D.C. in the afternoon is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the morning because they tend to be around $776. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

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

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

You are more likely to see cheaper flights to Washington, D.C. from Rome Fiumicino Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. for around $769 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. from Rome Fiumicino Airport for as low as $589 on momondo.

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

There are 3 cabin classes available to choose from on Rome Fiumicino to Washington, D.C. flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Rome Fiumicino Airport to Washington, D.C. flights?

You could potentially save up to 17% on your flight if you consider stops on a Rome Fiumicino Airport to Washington, D.C. flight.

How have Rome Fiumicino Airport to Washington, D.C. flight prices changed over time?

As of January 2026, prices for Rome Fiumicino Airport to Washington, D.C. flights are approximately 30% more expensive when compared to flights at the same time last year.

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

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

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

Best Price Found

$787

Fastest flight time

9h 45m

Direct flights

Every day

Airports in Washington, D.C.

2 airports
The best one-way flight to Washington, D.C. from Rome Fiumicino Airport in the past 72 hours is $787. The best round-trip flight deal from Rome Fiumicino Airport to Washington, D.C. found on momondo in the last 72 hours is $743.
The fastest flight from Rome Fiumicino Airport to Washington, D.C. takes 9h 45m
Direct flights go from Rome Fiumicino Airport to Washington, D.C. every day.
There are 2 airports in Washington, D.C.. From Rome Fiumicino Airport there are direct flights to Washington, D.C. Dulles Intl (IAD).
  • How far is Rome Fiumicino to Washington, D.C. by plane?

    Washington, D.C. is 4474.2 mi away from Rome Fiumicino. Typically, this will take 9h 45m by plane in normal conditions.

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

    Prices for flights from Rome Fiumicino Airport to Washington, D.C. were last updated today.

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

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

    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 Rome Fiumicino Airport to Washington, D.C..

  • What documentation or ID do you need to fly to Washington, D.C.?

    The travel and health documents required for your trip to Washington, D.C. can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Washington, D.C.. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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

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

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

Compare and see reviews for airlines that fly from Rome Fiumicino Airport to Washington, D.C. with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $649Free CancellationRating
7.4
9,190 reviews
Search United Airlines flights
British AirwaysPriceFrom $656Free CancellationRating
6.7
7,691 reviews
Search British Airways flights
IcelandairPriceFrom $771Free CancellationRating
7.1
602 reviews
Search Icelandair flights
  • United Airlines Flights From Rome Fiumicino Airport to Washington, D.C.

    United Airlines flight deals from Rome Fiumicino Airport to Washington, D.C. start from $649 round-trip. Over the 8 United Airlines flights for this route in a normal week, average airfare is usually $836 round-trip - but some users have found much cheaper deals with momondo.

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

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
National Harbor
Gettysburg
Arlington
Waldorf
Woodbridge
Tysons
Laurel
Colonial Beach
Silver Spring
Towson
Fredericksburg
Rockville
Gaithersburg
Manassas
Springfield
Fairfax
Linthicum Heights
Bethesda
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.?

momondo helps you find the best flight between Rome 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.

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 offers price alerts on flights to Washington, D.C. from Rome. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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1 adult
Fri 2/20
Fri 2/27

Find better results for your trip to the United States

Fly into one of these airports located in Washington, D.C.

Airports listed have a maximum distance of 22.4 mi from Washington, D.C.