Which airport typically offers the quickest layover for flights from Washington, D.C. Dulles Intl Airport to Rome Fiumicino Airport?

Flights via Istanbul (IST) offer the fastest connection on this route, with an average layover time of 1h 25m.

What’s the top layover airport for flights from Washington, D.C. Dulles Intl Airport to Rome Fiumicino Airport?

Lisbon (LIS) – chosen by Cheapflights users on 50% of 1-stop itineraries from Washington, D.C. Dulles Intl Airport to Rome Fiumicino Airport on Cheapflights.

What’s the cheapest layover airport for flights from Washington, D.C. Dulles Intl Airport to Rome Fiumicino Airport?

Copenhagen (CPH) is the most affordable 1-stop option, with an average round-trip price of $456.

What’s the fastest layover option from Washington, D.C. Dulles Intl Airport to Rome Fiumicino Airport?

Flights via Copenhagen (CPH) have the shortest average one-way travel time for 1-stop routes: 14h 40m.

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

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

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

The most flights from IAD to FCO are scheduled on a Tuesday (11 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (8 on average).

In terms of precipitation, rainfall in Rome Fiumicino Airport ranges from 0.6 - 4.4 inches per month. November is typically the wettest month, when rainfall can reach 4.4 in. June is typically the driest time to visit Rome Fiumicino Airport when rainfall is around 0.6 in.

If weather is an important factor for your trip to Rome Fiumicino Airport, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 75.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 46.4 F).

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

Before booking your flight to Rome Fiumicino Airport from Washington, D.C. Dulles Intl Airport, check out the most reliable airlines to get you to your destination on time: Air Canada (57%), United Airlines (57%), Austrian Airlines( 55%).

What are the most popular airlines that fly from Washington, D.C. Dulles Intl Airport to Rome Fiumicino Airport?

American Airlines, Air France and Royal Air Maroc are the most popular airlines when flying from Washington, D.C. Dulles Intl Airport to Rome Fiumicino Airport.

Where are the most common layover locations when flying from Washington, D.C. Dulles Intl Airport to Rome Fiumicino Airport?

Washington, D.C. Dulles Intl Airport to Rome Fiumicino Airport flights have a layover in Copenhagen most often. Lisbon is the second most popular location for layovers on flights from Washington, D.C. Dulles Intl Airport to Rome Fiumicino Airport.

What are some popular things to do or see while on a layover in Copenhagen?

Most Copenhagen visitors opt to spend their time experiencing Tivoli, Rådhuspladsen, and Kongens Nytorv. Tivoli, Rådhuspladsen and Kongens Nytorv are located about 5.3 mi, 5.2 mi, and 5.1 mi, respectively from Kastrup Copenhagen if you are interested in checking them out. Travelers can book a car rental at Kastrup Copenhagen for about $63 per day to make their sightseeing more efficient.

What are some popular points of interest to see during a layover in Lisbon?

The majority of Lisbon visitors spend their time at Chiado, Praça do Marquês de Pombal, and Londres. Travelers on a layover in Lisbon can visit Chiado, Praça do Marquês de Pombal, and Londres, by traveling 4.5 mi, 3.6 mi, and 2.3 mi, respectively after landing at Lisbon Humberto Delgado. Travelers can book a car rental at Lisbon Humberto Delgado for about $20 per day to make their sightseeing more efficient.

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

Departing on a Saturday is a good option for securing a great price. You can expect to save up to 18% when planning your travel around this day of the week.

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

Due to multiple factors, expect to potentially pay more when booking in June. For low rates, February can be a great choice for travel to Rome Fiumicino Airport. Flights to Rome Fiumicino Airport from Washington, D.C. Dulles Intl Airport in February are about $797 on average during February, but can be found for as low as $444.

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

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

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

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

$238+ Cheap Flights from Washington, D.C. Dulles Intl Airport to Rome Fiumicino Airport

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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 Washington, D.C. Dulles Intl to Rome Fiumicino are usually found in January or March, booked 84 days in advance, depart on a Sunday or Tuesday and return on a Thursday

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

Round-trip from	$501 (Expedia)
One-way from	$238 (Mytrip)
Popular in	June
Cheapest in	January
Average price	$781
Good round-trip deal	$713 or less
Good one-way deal	$572 or less

From Washington, D.C. Dulles Intl to Rome Fiumicino

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One-way flight from Washington, D.C. Dulles Intl to Rome Fiumicino

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Highest demand for flights based on searches. 14% potential increase in price ($140 potential increase over avg. RT price).

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Cheapest flight prices on average. 3% potential price decrease ($25 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 Washington, D.C. Dulles Intl to Rome Fiumicino.

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Price to beat on a one-way flight from Washington, D.C. Dulles Intl to Rome Fiumicino.

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

Cheapest flights from Dulles Intl to Leonardo da Vinci/Fiumicino
Explore the most affordable flight options available from Dulles Intl to Leonardo da Vinci/Fiumicino. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 10, 2025.

Tue 11/46:20 pmIAD - FCO

1 stop12h 00mMultiple Airlines

Wed 11/128:20 pmFCO - IAD

1 stop26h 10mMultiple Airlines

Deal found 9/10

$501

Sat 11/89:00 pmIAD - FCO

1 stop16h 35mAer Lingus

Wed 11/1211:20 amFCO - IAD

1 stop14h 10mAer Lingus

Deal found 9/10

$506

Tue 9/305:20 pmIAD - FCO

1 stop20h 30mAer Lingus

Wed 10/1511:10 amFCO - IAD

1 stop14h 20mAer Lingus

Deal found 9/10

$507

Tue 10/75:20 pmIAD - FCO

1 stop20h 30mAer Lingus

Fri 10/177:30 amFCO - IAD

1 stop14h 20mAer Lingus

Deal found 9/10

$508

Mon 11/39:45 pmIAD - FCO

1 stop18h 10mBritish Airways

Mon 11/105:50 pmFCO - IAD

1 stop27h 45mBritish Airways

Deal found 9/10

$509

Thu 12/45:30 pmIAD - FCO

1 stop11h 55mTAP AIR PORTUGAL

Sun 12/77:35 pmFCO - IAD

1 stop25h 40mTAP AIR PORTUGAL

Deal found 9/10

$510

Wed 12/106:20 pmIAD - FCO

1 stop19h 00mBritish Airways

Mon 12/156:50 pmFCO - IAD

1 stop26h 45mBritish Airways

Deal found 9/8

$511

Fri 10/1710:05 pmIAD - FCO

1 stop14h 40mScandinavian Airlines

Fri 10/2411:55 amFCO - IAD

1 stop14h 04mScandinavian Airlines

Deal found 9/8

$512

Thu 11/135:30 pmIAD - FCO

1 stop11h 55mTAP AIR PORTUGAL

Thu 11/276:00 amFCO - IAD

1 stop15h 15mTAP AIR PORTUGAL

Deal found 9/10

$513

Wed 12/248:30 pmIAD - FCO

1 stop15h 55mScandinavian Airlines

Sat 1/1011:40 amFCO - IAD

1 stop13h 10mScandinavian Airlines

Deal found 9/10

$514

Mon 12/16:20 pmIAD - FCO

1 stop11h 05mMultiple Airlines

Sun 12/147:30 amFCO - IAD

1 stop15h 00mMultiple Airlines

Deal found 9/10

$515

Tue 10/75:00 pmIAD - FCO

1 stop25h 10mTAP AIR PORTUGAL

Tue 10/217:50 pmFCO - IAD

1 stop25h 30mTAP AIR PORTUGAL

Deal found 9/8

$516

Best flights from Dulles Intl to Leonardo da Vinci/Fiumicino
Discover carefully curated flight deals from Dulles Intl to Leonardo da Vinci/Fiumicino that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 10, 2025.

Tue 3/36:00 pmIAD - FCO

1 stop15h 30mMultiple Airlines

Mon 3/96:40 pmFCO - IAD

2 stops26h 55mMultiple Airlines

Deal found 9/8

$660

Fri 10/249:40 pmIAD - FCO

1 stop31h 10mTurkish Airlines

Thu 10/302:50 pmFCO - IAD

1 stop26h 55mTurkish Airlines

Deal found 9/8

$672

Mon 11/105:40 pmIAD - FCO

Nonstop8h 50mUnited Airlines

Wed 11/261:15 pmFCO - IAD

1 stop28h 08mUnited Airlines

Deal found 9/10

$791

Wed 10/112:08 pmIAD - FCO

2 stops21h 17mScandinavian Airlines

Sun 10/59:30 pmFCO - IAD

2 stops28h 29mScandinavian Airlines

Deal found 9/10

$811

Wed 11/125:40 pmIAD - FCO

Nonstop8h 50mUnited Airlines

Fri 11/2111:00 amFCO - IAD

Nonstop10h 25mUnited Airlines

Deal found 9/10

$791

Mon 12/85:40 pmIAD - FCO

Nonstop8h 50mMultiple Airlines

Mon 12/228:15 pmFCO - IAD

1 stop26h 25mMultiple Airlines

Deal found 9/9

$801

Sun 10/510:05 pmIAD - FCO

1 stop14h 40mScandinavian Airlines

Fri 10/178:10 pmFCO - IAD

2 stops29h 49mScandinavian Airlines

Deal found 9/10

$825

Tue 12/95:40 pmIAD - FCO

Nonstop8h 50mUnited Airlines

Tue 12/2311:00 amFCO - IAD

Nonstop10h 25mUnited Airlines

Deal found 9/10

$791

Tue 2/101:15 pmIAD - FCO

1 stop14h 10mUnited Airlines

Wed 2/1811:00 amFCO - IAD

Nonstop10h 25mUnited Airlines

Deal found 9/9

$791

Mon 12/85:40 pmIAD - FCO

Nonstop8h 50mUnited Airlines

Mon 12/221:30 pmFCO - IAD

1 stop32h 20mUnited Airlines

Deal found 9/9

$814

Tue 2/105:35 pmIAD - FCO

Nonstop8h 55mUnited Airlines

Tue 2/2411:00 amFCO - IAD

Nonstop10h 25mUnited Airlines

Deal found 9/10

$838

Mon 11/105:40 pmIAD - FCO

Nonstop8h 50mUnited Airlines

Mon 11/1711:00 amFCO - IAD

Nonstop10h 25mUnited Airlines

Deal found 9/8

$840

Last-minute flights from Dulles Intl to Leonardo da Vinci/Fiumicino
Discover last-minute flight deals from Dulles Intl to Leonardo da Vinci/Fiumicino. Data last updated September 10, 2025 and is based on user searches.

Sun 9/1412:04 pmIAD - FCO

1 stop15h 46mAmerican Airlines

Thu 9/257:35 amFCO - IAD

1 stop13h 25mAmerican Airlines

Deal found 9/9

$514

Sun 9/2810:05 pmIAD - FCO

1 stop14h 40mScandinavian Airlines

Tue 11/1811:55 amFCO - IAD

1 stop35h 20mScandinavian Airlines

Deal found 9/9

$519

Tue 9/305:20 pmIAD - FCO

1 stop20h 30mAer Lingus

Wed 10/1511:10 amFCO - IAD

1 stop14h 20mAer Lingus

Deal found 9/10

$507

Tue 9/308:30 pmIAD - FCO

1 stop12h 05mIcelandair

Mon 11/1711:25 amFCO - IAD

1 stop13h 05mIcelandair

Deal found 9/9

$524

Fri 10/311:15 pmIAD - FCO

1 stop33h 20mIcelandair

Wed 11/1911:25 amFCO - IAD

1 stop13h 05mIcelandair

Deal found 9/9

$521

Tue 10/75:20 pmIAD - FCO

1 stop20h 30mAer Lingus

Fri 10/177:30 amFCO - IAD

1 stop14h 20mAer Lingus

Deal found 9/10

$508

Tue 10/75:00 pmIAD - FCO

1 stop25h 10mTAP AIR PORTUGAL

Tue 10/217:50 pmFCO - IAD

1 stop25h 30mTAP AIR PORTUGAL

Deal found 9/8

$516

Wed 10/88:30 pmIAD - FCO

1 stop12h 05mIcelandair

Wed 10/153:45 pmFCO - IAD

1 stop33h 35mIcelandair

Deal found 9/10

$520

Sun 10/125:45 pmIAD - FCO

1 stop13h 05mTAP AIR PORTUGAL

Tue 10/217:50 pmFCO - IAD

1 stop25h 30mTAP AIR PORTUGAL

Deal found 9/7

$523

Mon 10/1310:05 pmIAD - FCO

1 stop14h 40mScandinavian Airlines

Fri 10/2411:55 amFCO - IAD

1 stop14h 04mScandinavian Airlines

Deal found 9/7

$518

Fri 10/1710:05 pmIAD - FCO

1 stop14h 40mScandinavian Airlines

Fri 10/2411:55 amFCO - IAD

1 stop14h 04mScandinavian Airlines

Deal found 9/8

$512

Sat 10/185:20 pmIAD - FCO

1 stop11h 05mAer Lingus

Fri 10/247:30 amFCO - IAD

1 stop14h 20mAer Lingus

Deal found 9/10

$522

One-way flights from Dulles Intl to Leonardo da Vinci/Fiumicino
Search for one-way flight options from Dulles Intl to Leonardo da Vinci/Fiumicino. Find affordable one-way fares based on user searches. Data last updated September 10, 2025.

Mon 10/1310:20 pmIAD - FCO

2 stops18h 50mMultiple Airlines

Deal found 9/8

$238

Sun 9/286:10 amIAD - FCO

2 stops26h 20mMultiple Airlines

Deal found 9/10

$244

Mon 9/295:45 pmIAD - FCO

2 stops23h 25mMultiple Airlines

Deal found 9/8

$245

Sun 10/56:10 amIAD - FCO

3 stops49h 15mMultiple Airlines

Deal found 9/10

$248

Thu 10/27:14 pmIAD - FCO

2 stops46h 36mMultiple Airlines

Deal found 9/8

$249

Sun 10/55:45 pmIAD - FCO

1 stop24h 25mTAP AIR PORTUGAL

Deal found 9/10

$252

Fri 11/710:30 pmIAD - FCO

2 stops18h 55mMultiple Airlines

Deal found 9/8

$253

Wed 11/128:40 amIAD - FCO

2 stops23h 50mMultiple Airlines

Deal found 9/10

$254

Sat 10/47:14 pmIAD - FCO

2 stops47h 06mMultiple Airlines

Deal found 9/8

$256

Wed 10/155:50 pmIAD - FCO

1 stop24h 20mTAP AIR PORTUGAL

Deal found 9/8

$257

Tue 10/215:00 pmIAD - FCO

1 stop25h 10mTAP AIR PORTUGAL

Deal found 9/8

$258

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Rome Fiumicino Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Rome

IAD - FCO

IADFCO

Washington, D.C. Dulles Intl

Tue 3/3

6:00 pm-3:30 pm

1 stop15h 30m

Rome Fiumicino

Mon 3/9

6:40 pm-4:35 pm

2 stops26h 55m

$660

Washington, D.C.Rome

IAD - FCO

IADFCO

Washington, D.C. Dulles Intl

Fri 10/24

9:40 pm-10:50 am

1 stop31h 10m

Rome Fiumicino

Thu 10/30

2:50 pm-12:45 pm

1 stop26h 55m

$672

Washington, D.C.Rome

IAD - FCO

IADFCO

Washington, D.C. Dulles Intl

Mon 11/10

5:40 pm-8:30 am

Nonstop8h 50m

Rome Fiumicino

Wed 11/26

1:15 pm-11:23 am

1 stop28h 08m

$791

Washington, D.C.Rome

IAD - FCO

IADFCO

Washington, D.C. Dulles Intl

Wed 11/12

5:40 pm-8:30 am

Nonstop8h 50m

Rome Fiumicino

Fri 11/21

11:00 am-3:25 pm

Nonstop10h 25m

$791

Washington, D.C.Rome

IAD - FCO

IADFCO

Washington, D.C. Dulles Intl

Tue 12/9

5:40 pm-8:30 am

Nonstop8h 50m

Rome Fiumicino

Tue 12/23

11:00 am-3:25 pm

Nonstop10h 25m

$791

Washington, D.C.Rome

IAD - FCO

IADFCO

Washington, D.C. Dulles Intl

Tue 2/10

1:15 pm-9:25 am

1 stop14h 10m

Rome Fiumicino

Wed 2/18

11:00 am-3:25 pm

Nonstop10h 25m

$791

Washington, D.C.Rome

IAD - FCO

IADFCO

Washington, D.C. Dulles Intl

Mon 12/8

5:40 pm-8:30 am

Nonstop8h 50m

Rome Fiumicino

Mon 12/22

8:15 pm-4:40 pm

1 stop26h 25m

$801

Washington, D.C.Rome

IAD - FCO

IADFCO

Washington, D.C. Dulles Intl

Wed 10/1

12:08 pm-3:25 pm

2 stops21h 17m

Rome Fiumicino

Sun 10/5

9:30 pm-7:59 pm

2 stops28h 29m

$811

Washington, D.C.Rome

IAD - FCO

IADFCO

Washington, D.C. Dulles Intl

Mon 12/8

5:40 pm-8:30 am

Nonstop8h 50m

Rome Fiumicino

Mon 12/22

1:30 pm-3:50 pm

1 stop32h 20m

$814

Washington, D.C.Rome

IAD - FCO

IADFCO

Washington, D.C. Dulles Intl

Sun 10/5

10:05 pm-6:45 pm

1 stop14h 40m

Rome Fiumicino

Fri 10/17

8:10 pm-7:59 pm

2 stops29h 49m

$825

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Showing 1-10 of 24 results

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

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

Airports

IAD

Expect long security queues at IAD, especially in the afternoon. Plan extra time for check-in and security to ensure a smooth departure.

FCO

The Leonardo Express is the fastest way to reach central Rome from FCO, connecting to Termini Station in just 30 minutes.

Our travel experts

Robert Schrader

Expert on FCO

Ramsey Qubein

Expert on IAD

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

Have a flexible travel schedule? Discover the best time to fly to Leonardo da Vinci/Fiumicino 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 Rome Fiumicino Airport

Prices

Airlines

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

Booking 84 days in advance of your planned departure date is, on average, the best time to get cheap flights from Washington, D.C. Dulles Intl Airport to Rome Fiumicino Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Rome Fiumicino Airport (average of $644). Flying from Washington, D.C. Dulles Intl Airport to Rome Fiumicino Airport in June is currently the most expensive (average of $1,133). 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 FCO?

Unlike in the evening, when flights are generally more expensive, you can save up to 41% on flights from Washington, D.C. Dulles Intl Airport to Rome Fiumicino Airport by exploring options for tickets at noon.

Reviews of airlines servicing Leonardo da Vinci/Fiumicino

Read reviews from past customers who have flown Scandinavian Airlines, United Airlines, and Aer Lingus from Washington, D.C. Dulles Intl Airport to Rome Fiumicino Airport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Scandinavian Airlines

7.4

Good

1,484 reviews

Reviews

1 / 20

8.0

Excellent

Kent,Aug 2025

CPH - SEA

When I got to Copenhagen, my two suitcases were missing from Monday 1030. I got them back Friday after five in the afternoon. My flight from Copenhagen to Seattle did not make the connection from Seattle to Honolulu

Scandinavian Airlines

7.4

Good

1,484 reviews

Scandinavian Airlines

7.4

Good

1,484 reviews

Reviews

1 / 20

8.0

Excellent

Kent,Aug 2025

CPH - SEA

United Airlines

7.4

Good

8,937 reviews

Scandinavian Airlines

7.4

Good

1,484 reviews

Reviews

1 / 20

8.0

Excellent

Kent,Aug 2025

CPH - SEA

Aer Lingus

7.2

Good

1,271 reviews

Scandinavian Airlines

7.4

Good

1,484 reviews

Reviews

1 / 20

8.0

Excellent

Kent,Aug 2025

CPH - SEA

TAP AIR PORTUGAL

7.1

Good

1,977 reviews

Scandinavian Airlines

7.4

Good

1,484 reviews

Reviews

1 / 20

8.0

Excellent

Kent,Aug 2025

CPH - SEA

ITA Airways

6.7

Okay

1,036 reviews

Scandinavian Airlines

7.4

Good

1,484 reviews

Reviews

1 / 20

8.0

Excellent

Kent,Aug 2025

CPH - SEA

Related info for your journey

How long is the flight from Washington, D.C. Dulles Intl Airport to Rome Fiumicino Airport?
There are many flights that can get you from Washington, D.C. Dulles Intl Airport to Rome Fiumicino Airport in 8h 50m. Fly via Turkish Airlines or United Airlines to get the fastest option. The distance from Washington, D.C. Dulles Intl Airport to Rome Fiumicino Airport is about 4491 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.
What are the cheapest airlines flying from Washington, D.C. Dulles Intl Airport to Rome Fiumicino Airport round-trip?
Our cheapest airline available from Washington, D.C. Dulles Intl Airport to Rome Fiumicino Airport is Icelandair. Our recent data shows that you can find tickets from as low as $383 on this airline. Additional options worth looking into are TAP AIR PORTUGAL and Scandinavian Airlines, starting at $420 and $446 round-trip. Icelandair is currently priced 54% below the average price you’ll pay for this route.
What are the most reliable airlines from Washington, D.C. Dulles Intl Airport to Rome Fiumicino Airport?
Before booking your flight to Rome Fiumicino Airport from Washington, D.C. Dulles Intl Airport, check out the most reliable airlines to get you to your destination on time: Air Canada (57%), United Airlines (57%), Austrian Airlines( 55%).
What are the cheapest flights from Washington, D.C. Dulles Intl Airport to Rome Fiumicino Airport?
On average you can expect to pay $1,333 for a flight from Washington, D.C. Dulles Intl Airport to Rome Fiumicino Airport. The cheapest flight overall is $270 while the most popular route, (Washington, D.C. Dulles Intl - Rome Fiumicino) is currently priced at $381.
Where are the most common layover locations when flying from Washington, D.C. Dulles Intl Airport to Rome Fiumicino Airport?
Washington, D.C. Dulles Intl Airport to Rome Fiumicino Airport flights have a layover in Copenhagen most often. Lisbon is the second most popular location for layovers on flights from Washington, D.C. Dulles Intl Airport to Rome Fiumicino Airport.
What are some popular things to do or see while on a layover in Copenhagen?
Most Copenhagen visitors opt to spend their time experiencing Tivoli, Rådhuspladsen, and Kongens Nytorv. Tivoli, Rådhuspladsen and Kongens Nytorv are located about 5.3 mi, 5.2 mi, and 5.1 mi, respectively from Kastrup Copenhagen if you are interested in checking them out. Travelers can book a car rental at Kastrup Copenhagen for about $63 per day to make their sightseeing more efficient.
What are some popular points of interest to see during a layover in Lisbon?
The majority of Lisbon visitors spend their time at Chiado, Praça do Marquês de Pombal, and Londres. Travelers on a layover in Lisbon can visit Chiado, Praça do Marquês de Pombal, and Londres, by traveling 4.5 mi, 3.6 mi, and 2.3 mi, respectively after landing at Lisbon Humberto Delgado. Travelers can book a car rental at Lisbon Humberto Delgado for about $20 per day to make their sightseeing more efficient.
Where are the least popular layover locations for Washington, D.C. Dulles Intl Airport to Rome Fiumicino Airport flights?
The least popular layover on flights from Washington, D.C. Dulles Intl Airport to Rome Fiumicino Airport is Dublin.
Can I find deals for flights from Dulles Intl to Leonardo da Vinci/Fiumicino that include hotel bookings?
Yes. In addition to deals on Dulles Intl to Leonardo da Vinci/Fiumicino flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Dulles Intl to Leonardo da Vinci/Fiumicino?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to Leonardo da Vinci/Fiumicino.
Can I find deals for business class flights from Dulles Intl to Leonardo da Vinci/Fiumicino?
Yes. Cheapflights offers flight deals from Dulles Intl to Leonardo da Vinci/Fiumicino 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 Rome Fiumicino Airport?
Currently, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Rome Fiumicino Airport (average of $644). Flying from Washington, D.C. Dulles Intl Airport to Rome Fiumicino Airport in June is currently the most expensive (average of $1,133). 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.

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Top 10 airlines flying from Dulles Intl to Leonardo da Vinci/Fiumicino

Airline	Cheapest	Average	Flexibility	On-time
Icelandair	Cheapest$383	Average$636	FlexibilityNo cancel fee	On-time76%
TAP AIR PORTUGAL	Cheapest$420	Average$754	FlexibilityNo cancel fee	On-timeN/A
Scandinavian Airlines	Cheapest$446	Average$588	FlexibilityNo cancel fee	On-time77%
KLM	Cheapest$475	Average$505	FlexibilityNo cancel fee	On-time75%
ITA Airways	Cheapest$478	Average$825	FlexibilityNo cancel fee	On-time81%
Air France	Cheapest$481	Average$737	FlexibilityNo cancel fee	On-time77%
Delta	Cheapest$481	Average$929	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$499	Average$681	FlexibilityNo cancel fee	On-time71%
British Airways	Cheapest$508	Average$773	FlexibilityNo cancel fee	On-time70%
Turkish Airlines	Cheapest$550	Average$631	FlexibilityNo cancel fee	On-time77%

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$238+ Cheap flights from Dulles Intl (IAD) to Fiumicino (FCO)

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 10/13. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheapflights Tip: The best prices from Washington, D.C. Dulles Intl to Rome Fiumicino are usually found in January or March, booked 84 days in advance, depart on a Sunday or Tuesday and return on a Thursday

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Cheapest flights from Dulles Intl to Leonardo da Vinci/FiumicinoExplore the most affordable flight options available from Dulles Intl to Leonardo da Vinci/Fiumicino. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 10, 2025.

Explore the most affordable flight options available from Dulles Intl to Leonardo da Vinci/Fiumicino. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 10, 2025.

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

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

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

Cheapflights Insights

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

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

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

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

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

What’s the top layover airport for flights from Washington, D.C. Dulles Intl Airport to Rome Fiumicino Airport?

What’s the fastest layover option from Washington, D.C. Dulles Intl Airport to Rome Fiumicino Airport?

What’s the fastest layover option from Washington, D.C. Dulles Intl Airport to Rome Fiumicino Airport?

Which airport typically offers the quickest layover for flights from Washington, D.C. Dulles Intl Airport to Rome Fiumicino Airport?

Reviews of airlines servicing Leonardo da Vinci/Fiumicino

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Leonardo da Vinci/Fiumicino. 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 Rome Fiumicino Airport?

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

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

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

Where are the most common layover locations when flying from Washington, D.C. Dulles Intl Airport to Rome Fiumicino Airport?

What are some popular things to do or see while on a layover in Copenhagen?

What are some popular points of interest to see during a layover in Lisbon?

Where are the least popular layover locations for Washington, D.C. Dulles Intl Airport to Rome Fiumicino Airport flights?

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

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

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

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

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Alternative routes for Dulles Intl to Leonardo da Vinci/Fiumicino

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Top 10 airlines flying from Dulles Intl to Leonardo da Vinci/Fiumicino

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Cheapest flights from Dulles Intl to Leonardo da Vinci/Fiumicino
Explore the most affordable flight options available from Dulles Intl to Leonardo da Vinci/Fiumicino. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 10, 2025.