How long is the flight from Rome Fiumicino Airport to Washington, D.C.?

A quick flight from Rome Fiumicino Airport to Washington, D.C. can take about 13h 15m. Icelandair provides one of the quickest options available for as low as $551. The distance between Rome Fiumicino Airport and Washington, D.C. is about 4447 mi. This flight may include one or multiple stops.

What are the cheapest airlines flying from Rome Fiumicino Airport to Washington, D.C. round-trip?

Our cheapest airline available from Rome Fiumicino Airport to Washington, D.C. is ITA Airways. Our recent data shows that you can find tickets from as low as $541 on this airline. An additional option worth looking into is United Airlines, starting at $672. You may be able to fly from Rome Fiumicino Airport to Washington, D.C. for 22% less than the average price by searching for these airlines.

What is the cheapest day to fly from Rome Fiumicino Airport to Washington, D.C.?

Travelers seeking maximum savings on their Rome Fiumicino Airport to Washington, D.C. flight should consider departing on Saturday afternoons when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

In terms of precipitation, rainfall in Washington, D.C. 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. when rainfall is around 2.6 in.

If weather is an important factor for your trip to Washington, D.C., 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).

What are the most popular routes from Rome Fiumicino Airport to Washington, D.C.?

Most travelers choose Rome Fiumicino - Washington, D.C. Dulles Intl, Rome Fiumicino - Baltimore/Washington or Rome Fiumicino - Washington, D.C. Reagan-National when deciding on the best route from Rome Fiumicino Airport to Washington, D.C..

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

On average you can expect to pay $817 for a flight from Rome Fiumicino Airport to Washington, D.C.. The cheapest flight overall is $580 while the most popular route, (Rome Fiumicino - Washington, D.C. Dulles Intl) is currently priced at $426.

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

The top 3 most reliable airlines when flying from Rome Fiumicino Airport to Washington, D.C. are Austrian Airlines (69%), Brussels Airlines (69%) and SWISS (69%).

What is the cheapest day to fly round-trip from Rome Fiumicino Airport to Washington, D.C.?

Users have found that flying from Rome Fiumicino Airport to Washington, D.C. on a Saturday typically leans towards higher prices. However, this doesn’t mean you still can’t find a deal. Flexibility with other aspects of your flight can still land a great price for your trip.

What is the cheapest month to fly from Rome Fiumicino Airport to Washington, D.C.?

The best pricing can be found in the month of September. Prices to Washington, D.C. from Rome Fiumicino Airport average $722. You can even find prices in September for less than $722, as users have found deals to Washington, D.C. from as low as $468. The month of January appears to be one of the more expensive times to travel to Washington, D.C. from Rome Fiumicino Airport. Flying in the targeted month can save you up to 25%.

How can I find direct flights from Leonardo da Vinci/Fiumicino to Washington, D.C.?

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 Washington, D.C..

Can I find deals for business class flights from Leonardo da Vinci/Fiumicino to Washington, D.C.?

Yes. Cheapflights offers flight deals from Leonardo da Vinci/Fiumicino to Washington, D.C. by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$282+ Cheap Flights from Rome Fiumicino Airport to Washington, D.C.

Q: How much does it cost to fly round-trip from Rome Fiumicino Airport to Washington, D.C.?

Airfare is below average for this route at the moment. Rome Fiumicino Airport to Washington, D.C. flights typically cost between $561 and $1,025 in March. The cheapest round-trip price found within the last 3 days was $549 on Icelandair (Mar 5-Mar 16).

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1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Rome Fiumicino to Washington, D.C. are usually found in March or February, booked 90 days in advance, depart on a Thursday or Tuesday and return on a Sunday

Cheap flight deals from Leonardo da Vinci/Fiumicino to Washington, D.C.

Round-trip from	$549 (Gotogate)
One-way from	$282 (Kiwi.com)
Popular in	December
Cheapest in	March
Average price	$669
Good round-trip deal	$683 or less
Good one-way deal	$677 or less

From Rome Fiumicino to Washington, D.C. (WAS)

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One-way flight from Rome Fiumicino to Washington, D.C. (WAS)

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Highest demand for flights based on searches. 6% potential increase in price ($47 potential increase over avg. RT price).

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Cheapest flight prices on average. 2% potential price decrease ($19 potential savings vs. average RT price).

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Average for round-trip flights in September 2025

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Price to beat on a round-trip flight from Rome Fiumicino to Washington, D.C. (WAS).

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Price to beat on a one-way flight from Rome Fiumicino to Washington, D.C. (WAS).

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Find flight deals from Leonardo da Vinci/Fiumicino to Washington, D.C.

Cheapest flights from Leonardo da Vinci/Fiumicino to Washington, D.C.
Explore the most affordable flight options available from Leonardo da Vinci/Fiumicino to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 13, 2025.

Thu 12/1811:25 amFCO - BWI

1 stop13h 15mIcelandair

Thu 1/87:40 pmBWI - FCO

1 stop12h 20mIcelandair

Deal found 9/12

$551

Wed 12/1711:25 amFCO - BWI

1 stop13h 15mIcelandair

Thu 1/87:40 pmBWI - FCO

1 stop12h 20mIcelandair

Deal found 9/11

$554

Mon 11/109:45 amFCO - DCA

2 stops16h 53mUnited Airlines

Sat 11/221:15 pmDCA - FCO

2 stops15h 45mUnited Airlines

Deal found 9/12

$559

Tue 11/1810:05 amFCO - IAD

2 stops18h 58mDelta

Mon 2/96:50 pmIAD - FCO

1 stop14h 30mDelta

Deal found 9/11

$559

Thu 12/186:10 amFCO - IAD

1 stop15h 55mDelta

Sun 1/1812:30 pmIAD - FCO

2 stops17h 15mDelta

Deal found 9/12

$560

Sun 12/1411:25 amFCO - BWI

1 stop13h 15mIcelandair

Thu 1/87:40 pmBWI - FCO

1 stop12h 20mIcelandair

Deal found 9/11

$561

Tue 11/47:05 amFCO - IAD

2 stops19h 21mAir Canada

Wed 11/199:00 amIAD - FCO

2 stops17h 55mAir Canada

Deal found 9/13

$561

Thu 11/279:40 amFCO - IAD

2 stops16h 46mAir Canada

Fri 12/59:00 amIAD - FCO

2 stops18h 25mAir Canada

Deal found 9/12

$562

Thu 11/276:10 amFCO - DCA

2 stops16h 49mDelta

Wed 12/31:15 pmDCA - FCO

1 stop13h 25mDelta

Deal found 9/10

$563

Thu 12/186:00 amFCO - IAD

1 stop15h 15mTAP AIR PORTUGAL

Tue 1/65:30 pmIAD - FCO

1 stop19h 15mTAP AIR PORTUGAL

Deal found 9/11

$563

Tue 10/711:30 amFCO - DCA

1 stop16h 21mUnited Airlines

Sun 10/124:35 pmDCA - FCO

1 stop10h 40mUnited Airlines

Deal found 9/12

$564

Tue 10/73:20 pmFCO - IAD

Nonstop10h 15mUnited Airlines

Sun 10/1210:15 pmIAD - FCO

Nonstop9h 00mUnited Airlines

Deal found 9/12

$564

Best flights from Leonardo da Vinci/Fiumicino to Washington, D.C.
Discover carefully curated flight deals from Leonardo da Vinci/Fiumicino to Washington, D.C. that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 13, 2025.

Thu 12/1811:25 amFCO - BWI

1 stop13h 15mIcelandair

Thu 1/87:40 pmBWI - FCO

1 stop12h 20mIcelandair

Deal found 9/13

$551

Mon 11/109:45 amFCO - DCA

2 stops16h 53mUnited Airlines

Sat 11/221:15 pmDCA - FCO

2 stops15h 45mUnited Airlines

Deal found 9/12

$559

Tue 11/1810:05 amFCO - IAD

2 stops18h 58mDelta

Mon 2/91:00 pmIAD - FCO

2 stops16h 45mDelta

Deal found 9/11

$559

Wed 10/811:30 amFCO - DCA

1 stop16h 21mAir Canada

Mon 10/2012:55 pmDCA - FCO

2 stops14h 20mAir Canada

Deal found 9/13

$564

Mon 11/36:10 amFCO - IAD

1 stop15h 55mMultiple Airlines

Mon 11/176:50 pmIAD - FCO

1 stop14h 30mMultiple Airlines

Deal found 9/12

$565

Mon 12/1511:25 amFCO - BWI

1 stop13h 15mIcelandair

Sat 1/107:40 pmBWI - FCO

1 stop12h 20mIcelandair

Deal found 9/11

$561

Thu 11/276:10 amFCO - DCA

2 stops16h 49mDelta

Wed 12/31:15 pmDCA - FCO

1 stop13h 25mDelta

Deal found 9/10

$563

Tue 10/711:30 amFCO - DCA

1 stop16h 21mUnited Airlines

Sun 10/124:35 pmDCA - FCO

1 stop10h 40mUnited Airlines

Deal found 9/13

$564

Mon 11/176:10 amFCO - IAD

1 stop15h 55mMultiple Airlines

Sun 2/16:50 pmIAD - FCO

1 stop14h 30mMultiple Airlines

Deal found 9/11

$565

Mon 12/1511:25 amFCO - BWI

1 stop13h 15mIcelandair

Fri 1/97:40 pmBWI - FCO

1 stop12h 20mIcelandair

Deal found 9/11

$561

Tue 11/412:45 pmFCO - DCA

2 stops16h 17mDelta

Mon 11/171:44 pmDCA - FCO

1 stop12h 11mDelta

Deal found 9/13

$564

Fri 11/2111:00 amFCO - IAD

Nonstop10h 25mUnited Airlines

Fri 11/285:40 pmIAD - FCO

Nonstop8h 50mUnited Airlines

Deal found 9/12

$564

Last-minute flights from Leonardo da Vinci/Fiumicino to Washington, D.C.
Discover last-minute flight deals from Leonardo da Vinci/Fiumicino to Washington, D.C.. Data last updated September 13, 2025 and is based on user searches.

Thu 9/181:35 pmFCO - IAD

1 stop13h 15mTAP AIR PORTUGAL

Thu 9/2510:20 pmIAD - FCO

1 stop19h 50mTAP AIR PORTUGAL

Deal found 9/11

$562

Sat 9/2010:20 amFCO - IAD

Nonstop9h 50mUnited Airlines

Sat 9/205:20 pmIAD - FCO

1 stop38h 00mUnited Airlines

Deal found 9/10

$567

Fri 9/2611:00 amFCO - DCA

1 stop14h 36mUnited Airlines

Sun 10/125:27 pmDCA - FCO

1 stop11h 28mUnited Airlines

Deal found 9/12

$570

Fri 9/2611:00 amFCO - IAD

1 stop17h 33mUnited Airlines

Sun 10/125:18 pmIAD - FCO

1 stop11h 37mUnited Airlines

Deal found 9/12

$570

Tue 9/3010:20 amFCO - IAD

Nonstop9h 50mUnited Airlines

Tue 10/286:40 pmIAD - FCO

1 stop11h 20mUnited Airlines

Deal found 9/12

$569

Thu 10/26:30 amFCO - IAD

1 stop15h 05mDelta

Mon 10/66:30 pmIAD - FCO

1 stop11h 00mDelta

Deal found 9/11

$565

Tue 10/78:10 pmFCO - IAD

1 stop25h 15mSWISS

Sun 10/128:45 pmIAD - FCO

1 stop16h 35mSWISS

Deal found 9/12

$560

Tue 10/711:30 amFCO - DCA

1 stop16h 21mUnited Airlines

Sun 10/124:35 pmDCA - FCO

1 stop10h 40mUnited Airlines

Deal found 9/12

$564

Tue 10/73:20 pmFCO - IAD

Nonstop10h 15mUnited Airlines

Sun 10/1210:15 pmIAD - FCO

Nonstop9h 00mUnited Airlines

Deal found 9/12

$564

Thu 10/238:10 pmFCO - IAD

1 stop26h 05mMultiple Airlines

Wed 11/510:55 pmIAD - FCO

1 stop13h 20mMultiple Airlines

Deal found 9/13

$563

Fri 10/246:05 amFCO - IAD

1 stop19h 10mDelta

Mon 11/35:10 pmIAD - FCO

2 stops16h 10mDelta

Deal found 9/12

$566

Fri 10/318:15 pmFCO - IAD

1 stop26h 25mSWISS

Sun 11/238:30 pmIAD - FCO

1 stop16h 55mSWISS

Deal found 9/13

$561

One-way flights from Leonardo da Vinci/Fiumicino to Washington, D.C.
Search for one-way flight options from Leonardo da Vinci/Fiumicino to Washington, D.C.. Find affordable one-way fares based on user searches. Data last updated September 13, 2025.

Fri 12/127:10 pmFCO - BWI

2 stops34h 01mMultiple Airlines

Deal found 9/10

$282

Thu 12/117:10 pmFCO - BWI

2 stops24h 56mMultiple Airlines

Deal found 9/10

$305

Sun 12/147:25 amFCO - BWI

3 stops39h 24mMultiple Airlines

Deal found 9/11

$338

Thu 10/168:40 amFCO - BWI

2 stops39h 00mMultiple Airlines

Deal found 9/12

$344

Fri 11/77:00 pmFCO - BWI

3 stops51h 49mMultiple Airlines

Deal found 9/12

$349

Wed 12/107:10 pmFCO - BWI

2 stops44h 44mMultiple Airlines

Deal found 9/10

$350

Thu 11/67:25 amFCO - BWI

3 stops39h 24mMultiple Airlines

Deal found 9/12

$351

Sat 11/87:40 amFCO - BWI

3 stops39h 09mMultiple Airlines

Deal found 9/12

$354

Wed 10/85:45 amFCO - BWI

3 stops41h 55mMultiple Airlines

Deal found 9/12

$356

Wed 11/55:55 amFCO - IAD

3 stops21h 05mMultiple Airlines

Deal found 9/12

$422

Thu 11/68:20 pmFCO - DCA

2 stops28h 36mIberia

Deal found 9/12

$423

Sat 9/207:15 pmFCO - IAD

3 stops49h 10mMultiple Airlines

Deal found 9/12

$423

Cheapflights Fare Finder

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

RomeBaltimore

FCO - BWI

FCOBWI

Rome Fiumicino

Thu 12/18

11:25 am-6:40 pm

1 stop13h 15m

Baltimore/Washington

Thu 1/8

7:40 pm-2:00 pm

1 stop12h 20m

$551

RomeWashington, D.C.

FCO - DCA

FCODCA

Rome Fiumicino

Mon 11/10

9:45 am-8:38 pm

2 stops16h 53m

Washington, D.C. Reagan-National

Sat 11/22

1:15 pm-11:00 am

2 stops15h 45m

$559

RomeWashington, D.C.

FCO - IAD

FCOIAD

Rome Fiumicino

Tue 11/18

10:05 am-11:03 pm

2 stops18h 58m

Washington, D.C. Dulles Intl

Mon 2/9

1:00 pm-11:45 am

2 stops16h 45m

$559

RomeBaltimore

FCO - BWI

FCOBWI

Rome Fiumicino

Mon 12/15

11:25 am-6:40 pm

1 stop13h 15m

Baltimore/Washington

Sat 1/10

7:40 pm-2:00 pm

1 stop12h 20m

$561

RomeBaltimore

FCO - BWI

FCOBWI

Rome Fiumicino

Mon 12/15

11:25 am-6:40 pm

1 stop13h 15m

Baltimore/Washington

Fri 1/9

7:40 pm-2:00 pm

1 stop12h 20m

$561

RomeBaltimore

FCO - BWI

FCOBWI

Rome Fiumicino

Sun 12/14

11:25 am-6:40 pm

1 stop13h 15m

Baltimore/Washington

Thu 1/8

7:40 pm-2:00 pm

1 stop12h 20m

$561

RomeWashington, D.C.

FCO - DCA

FCODCA

Rome Fiumicino

Thu 11/27

6:10 am-4:59 pm

2 stops16h 49m

Washington, D.C. Reagan-National

Wed 12/3

1:15 pm-8:40 am

1 stop13h 25m

$563

RomeWashington, D.C.

FCO - DCA

FCODCA

Rome Fiumicino

Wed 10/8

11:30 am-9:51 pm

1 stop16h 21m

Washington, D.C. Reagan-National

Mon 10/20

12:55 pm-9:15 am

2 stops14h 20m

$564

RomeWashington, D.C.

FCO - DCA

FCODCA

Rome Fiumicino

Tue 10/7

11:30 am-9:51 pm

1 stop16h 21m

Washington, D.C. Reagan-National

Sun 10/12

4:35 pm-9:15 am

1 stop10h 40m

$564

RomeWashington, D.C.

FCO - DCA

FCODCA

Rome Fiumicino

Tue 11/4

12:45 pm-11:02 pm

2 stops16h 17m

Washington, D.C. Reagan-National

Mon 11/17

1:44 pm-7:55 am

1 stop12h 11m

$564

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Showing 1-10 of 60 results

...

The best insider tips for Rome Fiumicino Airport to Washington, D.C. flights

Cheapflights partnered with top experts to bring you the best recommendations for your Rome Fiumicino Airport to Washington, D.C. trip

Airports

FCO

Consider using the Fast Track at FCO for a quicker security and passport control process, available for a nominal fee.

IAD

Use the Washington Metro Silver line for a cost-effective 40-minute ride to D.C. from IAD, located five minutes from the main terminal.

Our travel experts

Robert Schrader

Expert on FCO

Ramsey Qubein

Expert on IAD

Best time to book a flight from Leonardo da Vinci/Fiumicino to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. 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.

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

To ensure you get the cheapest price possible for a flight from Rome Fiumicino Airport to Washington, D.C., you should look to book at least 70 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, August is the cheapest month in which you can book a flight from Rome Fiumicino Airport to Washington, D.C. (average of $292). Flying from Rome Fiumicino Airport to Washington, D.C. in April is currently the most expensive (average of $337). 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 WAS?

One of the essential ways to save on airfare from Rome Fiumicino Airport to Washington, D.C. is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the evening could potentially save you up to 34% on airfare.

Weekly flight availability from Rome Fiumicino Airport to Washington, D.C.

The most flights from FCO to WAS are scheduled on a Friday (13 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (9 on average).

How much does it cost to fly round-trip from Rome Fiumicino Airport to Washington, D.C.?

Reviews of airlines servicing Washington, D.C.

Read through reviews of airlines operating flights from Rome Fiumicino Airport to Washington, D.C., such as United Airlines, Lufthansa, and ITA Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

United Airlines

7.4

Good

8,934 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.

United Airlines

7.4

Good

8,934 reviews

United Airlines

7.4

Good

8,934 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.

Lufthansa

6.8

Okay

7,409 reviews

United Airlines

7.4

Good

8,934 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.

ITA Airways

6.7

Okay

1,036 reviews

United Airlines

7.4

Good

8,934 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.

Related info for your journey

How long is the flight from Rome Fiumicino Airport to Washington, D.C.?
A quick flight from Rome Fiumicino Airport to Washington, D.C. can take about 13h 15m. Icelandair provides one of the quickest options available for as low as $551. The distance between Rome Fiumicino Airport and Washington, D.C. is about 4447 mi. This flight may include one or multiple stops.
What are the cheapest airlines flying from Rome Fiumicino Airport to Washington, D.C. round-trip?
Our cheapest airline available from Rome Fiumicino Airport to Washington, D.C. is ITA Airways. Our recent data shows that you can find tickets from as low as $541 on this airline. An additional option worth looking into is United Airlines, starting at $672. You may be able to fly from Rome Fiumicino Airport to Washington, D.C. for 22% less than the average price by searching for these airlines.
What are the most popular routes from Rome Fiumicino Airport to Washington, D.C.?
Most travelers choose Rome Fiumicino - Washington, D.C. Dulles Intl, Rome Fiumicino - Baltimore/Washington or Rome Fiumicino - Washington, D.C. Reagan-National when deciding on the best route from Rome Fiumicino Airport to Washington, D.C..
What are the most reliable airlines from Rome Fiumicino Airport to Washington, D.C.?
The top 3 most reliable airlines when flying from Rome Fiumicino Airport to Washington, D.C. are Austrian Airlines (69%), Brussels Airlines (69%) and SWISS (69%).
What are the cheapest flights from Rome Fiumicino Airport to Washington, D.C.?
On average you can expect to pay $817 for a flight from Rome Fiumicino Airport to Washington, D.C.. The cheapest flight overall is $580 while the most popular route, (Rome Fiumicino - Washington, D.C. Dulles Intl) is currently priced at $426.
Can I find deals for flights from Leonardo da Vinci/Fiumicino to Washington, D.C. that include hotel bookings?
Yes. In addition to deals on Leonardo da Vinci/Fiumicino to Washington, D.C. flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Leonardo da Vinci/Fiumicino to Washington, D.C.?
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 Washington, D.C..
Can I find deals for business class flights from Leonardo da Vinci/Fiumicino to Washington, D.C.?
Yes. Cheapflights offers flight deals from Leonardo da Vinci/Fiumicino to Washington, D.C. 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.?
Currently, August is the cheapest month in which you can book a flight from Rome Fiumicino Airport to Washington, D.C. (average of $292). Flying from Rome Fiumicino Airport to Washington, D.C. in April is currently the most expensive (average of $337). 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

Woodbridge

Alexandria

Arlington

Tysons

Silver Spring

Springfield

Gaithersburg

Fredericksburg

Linthicum Heights

Fairfax

Falls Church

Owings Mills

Manassas

Rockville

Hanover

Oxon Hill

Laurel

Towson

Dundalk

National Harbor

Browse thousands of different options on Cheapflights for your next trip

Top 3 airlines flying from Leonardo da Vinci/Fiumicino to Washington, D.C.

Airline	Cheapest	Average	Flexibility	On-time
ITA Airways	Cheapest$541	Average$640	FlexibilityNo cancel fee	On-time81%
British Airways	Cheapest$656	Average$800	FlexibilityNo cancel fee	On-time70%
United Airlines	Cheapest$672	Average$826	FlexibilityNo cancel fee	On-time69%

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$282+ Cheap flights from Fiumicino (FCO) to Washington, D.C. (WAS)

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 12/12. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Leonardo da Vinci/Fiumicino to Washington, D.C. with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from Rome Fiumicino to Washington, D.C. are usually found in March or February, booked 90 days in advance, depart on a Thursday or Tuesday and return on a Sunday

Cheap flight deals from Leonardo da Vinci/Fiumicino to Washington, D.C.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

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Find flight deals from Leonardo da Vinci/Fiumicino to Washington, D.C.

Cheapest flights from Leonardo da Vinci/Fiumicino to Washington, D.C.Explore the most affordable flight options available from Leonardo da Vinci/Fiumicino to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 13, 2025.

Explore the most affordable flight options available from Leonardo da Vinci/Fiumicino to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 13, 2025.

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The best insider tips for Rome Fiumicino Airport to Washington, D.C. flights

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Best time to book a flight from Leonardo da Vinci/Fiumicino to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Leonardo da Vinci/Fiumicino with our price prediction graph.

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Everything you need to know about your flight from Rome Fiumicino Airport to Washington, D.C.

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

Use this chart to determine the optimal time to book a round-trip flight from Leonardo da Vinci/Fiumicino to Washington, D.C.. Price data was last updated on August 29, 2025.

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

What is the cheapest time of day to fly from FCO to WAS?

Find hourly flight availability from Leonardo da Vinci/Fiumicino to Washington, D.C.. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 13, 2025.

Weekly flight availability from Rome Fiumicino Airport to Washington, D.C.

How much does it cost to fly round-trip from Rome Fiumicino Airport to Washington, D.C.?

Reviews of airlines servicing Washington, D.C.

Read through reviews of airlines operating flights from Rome Fiumicino Airport to Washington, D.C., such as United Airlines, Lufthansa, and ITA Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Leonardo da Vinci/Fiumicino to Washington, D.C.. 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 Rome Fiumicino Airport to Washington, D.C.?

What are the cheapest airlines flying from Rome Fiumicino Airport to Washington, D.C. round-trip?

What are the most popular routes from Rome Fiumicino Airport to Washington, D.C.?

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

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

Can I find deals for flights from Leonardo da Vinci/Fiumicino to Washington, D.C. that include hotel bookings?

How can I find direct flights from Leonardo da Vinci/Fiumicino to Washington, D.C.?

Can I find deals for business class flights from Leonardo da Vinci/Fiumicino to Washington, D.C.?

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

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Alternative routes for Leonardo da Vinci/Fiumicino to Washington, D.C.

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Top 3 airlines flying from Leonardo da Vinci/Fiumicino to Washington, D.C.

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Cheapest flights from Leonardo da Vinci/Fiumicino to Washington, D.C.
Explore the most affordable flight options available from Leonardo da Vinci/Fiumicino to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 13, 2025.