$371 Cheap Flights from Rome (FCO) to Washington (IAD)

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Rome (FCO) to Washington (IAD) at a glance

Embark on your journey from Rome (FCO) to Washington (IAD) with a selection of airlines catering to international flights on this long-haul route. Compare various options from full-service carriers to discover the itinerary that aligns with your budget, schedule, and travel plans as you prepare to explore the iconic sights and neighborhoods of Washington. Get all the essential information for flights from Fiumicino - Leonardo da Vinci International Airport (FCO) to Washington Dulles International Airport (IAD).

• Fastest flight duration: around 10 hours non-stop
• Route distance: roughly 4,500 miles (7,240 km)
• Flights per week: around 11 departures on average
• Typical fares (one-way): economy tickets often range from $335–$1260, depending on seasonality and how far ahead you book

Flights from Fiumicino - Leonardo da Vinci International Airport (FCO) to Washington Dulles International Airport (IAD)

Based on recent traveler bookings, here are the top airlines favored for flights from Rome to Washington, featuring both non-stop and one-stop options. Popular layover locations include Humberto Delgado Airport, LIS (approximately 2h 30m layover), Keflavik International Airport, KEF (around 1h 15m layover), and Dublin Airport, DUB (about 2h 45m layover). This variety allows you to mix and match elements like price, total travel time, and cabin class to discover the ideal itinerary for your journey.

• TAP Portugal: This full-service airline provides seamless travel options, featuring one-way fares generally between $350 and $955. It makes up about 28% of flights on this route, with an in-air duration of 11 hours and 30 minutes, and a total travel time of approximately 13 hours and 45 minutes, including layovers.
• ITA Airways: Offering both non-stop and one-stop services, this full-service carrier has one-way fares typically ranging from $335 to $1225. It represents around 20% of the departures on this route, with direct flight times usually around 10 hours.
• Icelandair: This full-service airline specializes in one-stop flights, with one-way fares usually falling between $400 and $1375. It accounts for approximately 10% of departures on this route, featuring an in-flight duration of 11 hours and 30 minutes and a total time of about 13 hours and 45 minutes, including layovers.
• Lufthansa: With options for both non-stop and one-stop service, this full-service carrier offers one-way fares that typically range from $335 to $1675. It comprises roughly 9% of the departures on this route, with a standard non-stop journey time of 10 hours.
• Aer Lingus: This full-service airline provides one-stop services, and its one-way fares typically range from $380 to $1250. It represents about 7% of the departures on this route, featuring an in-flight time of 11 hours and 30 minutes, with a total journey time of around 13 hours and 45 minutes, including layovers.

Travelers flying from Rome to Washington have the option to upgrade their flight experience. Notable airlines include Icelandair, which offers business class service, ITA Airways with both business class and premium economy cabins, and TAP Portugal providing business class seating.

Best time to fly from Rome (FCO) to Washington (IAD)

The most popular months for travelers flying from Rome to Washington are April, June, and July, when peak temperatures in Washington reach up to 78.4°F in July. If you prefer quieter travel, consider February, the least busy time to visit with temperatures around 36.9°F and typically the lowest average one-way fare (around $556). Flight availability peaks in June, with approximately 15 flights per week, making it easier to find convenient departure times.

• Cheapest time to fly: February usually offers good deals with average one-way fare around $556, roughly 27% cheaper than the yearly average.
• Another budget-friendly time to fly: November typically offers an average one-way fare of around $601.
• Most flight options: June has the highest number of flights from Rome to Washington, with approximately 15 flights per week, giving you more flexibility in scheduling your trip.

*Average one-way fare is based on Expedia flight booking data from January 2025 to April 2026 for the specified route and travel class and may change depending on availability, dates, and demand.

Alternative route from Rome (FCO) to Washington (IAD)

• Rome to Washington (FCO-DCA): Ronald Reagan Washington National Airport (DCA) is located approximately 23 miles from Washington Dulles International Airport (IAD). On this route, one-way economy ticket prices generally fall between $415 and $1285, influenced by the time of year and how far in advance you book. Travelers can expect a mix of options, including one-stop and multi-stop flights, with common layovers at John F. Kennedy International Airport (JFK) and Philadelphia International Airport (PHL). Major airlines operating on this route include ITA Airways and British Airways.

How to find the best prices for flights from Rome (FCO) to Washington (IAD)

Getting some of the best deals on flights from Rome to Washington is all about timing and flexibility. Here are some key tips to help you save:

1. Best times to book and fly: cheaper fares are often available when booking within two weeks, although most travelers tend to book at least two months in advance. Evening departures from 6 PM to 12 AM usually offer lower prices, while morning flights from 5 AM to 12 PM are the most popular. Additionally, flying on Wednesday generally results in cheaper prices, even though Sunday is the busiest travel day.
2. Set up price alerts: stay updated on price changes by using Expedia's Price Tracker. Receive alerts when fares drop for your selected route.
3. Bundle and save: bundle your flight and hotel to save on Expedia, or unlock a hotel deal after booking your flight.*
4. Compare flight options: use Expedia's search tool to compare airlines, routes, direct vs. non-direct flights, and flight times. You can also sort by price to find the most affordable options.
5. Stay flexible with dates: being open to different travel days can sometimes help you find better prices on flights and hotels.
6. Think about luggage: nowadays, it's important to check the airline's baggage policies to find the best value. That may be paying for an additional carry-on bag or booking a ticket with checked luggage included. Either way, double-check your allowance before confirming your booking to avoid excess baggage fees at the airport.

*Members only. Savings vary and are not available on all bundles. Select hotels.

Arriving at Washington Dulles International Airport from Fiumicino - Leonardo da Vinci International Airport

Washington welcomes travelers from Rome with a range of transport options based on price, convenience, and proximity. For departures, Fiumicino - Leonardo da Vinci International Airport is roughly a 25-minute drive (covering about 19 miles) from central Rome. Washington city center is approximately a 40-minute drive (covering about 29 miles) from Washington Dulles International Airport, depending on traffic. Here's how to reach Washington efficiently:

• Hotel transfer: Transfers offer a convenient way to reach your hotel in Washington, with private rides that can be arranged in advance.
• Car rental: Renting a car from Washington Dulles International Airport is a great option if you plan to explore and sightsee beyond the city. Browse cheap car rentals at Washington Dulles International Airport on Expedia.
• Taxi/ride-hailing: Taxis and ride-hailing services may be available from designated pickup areas outside the terminal, check locally on arrival.
• Public transportation: From Washington Dulles International Airport, the Washington Dulles International Airport Metrorail Station (a metro station) is conveniently located about 0.2 miles away on foot, providing easy access to public transport.

Rome to Washington Flights

The cheapest times to fly from Rome to Washington

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Rome to Washington are during the month of March. You can find some of the cheapest flights from Rome to Washington with Expedia's search tool and vast selection of airlines.

The best time to book a flight from Rome to Washington

Sunday is one of the best days to book for cheap flights from Rome to Washington: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

How to find cheap round-trip tickets from Rome to Washington

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Rome to Washington in 2026. You can also book with separate airlines for your outbound and return journeys, from $371 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Rome to Washington flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

You could also save big by booking one of Expedia's vacation packages. Bundling together your Rome to Washington airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

*Terms apply.

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

Frequently Asked Questions

How much does a flight from Rome (FCO-Fiumicino - Leonardo da Vinci Intl.) to Washington, DC (IAD-Washington Dulles Intl.) cost?

You can find cheap one-way flights from $371 and cheap return flights $541 Rome (FCO-Fiumicino - Leonardo da Vinci Intl.) to Washington, DC (IAD-Washington Dulles Intl.) with Expedia. One-way flights typically cost between $564 and $4671, and return flights often range between $745 and $6022. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Rome (FCO-Fiumicino - Leonardo da Vinci Intl.) to Washington, DC (IAD-Washington Dulles Intl.) ticket fares go up or down.

*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.

What is the cheapest month to fly from Rome (FCO-Fiumicino - Leonardo da Vinci Intl.) to Washington, DC (IAD-Washington Dulles Intl.)?

September is the cheapest month to fly from Rome (FCO) to Washington, DC (IAD), with average round-trip fares around $648. This price is about 17% lower than the average throughout the year, as travel demand decreases after the summer peak. Other affordable months to consider for your trip from Rome to Washington, DC are January and February.

*Averages based on flights available on Expedia in the last year.

Which airlines fly direct from Rome (FCO-Fiumicino - Leonardo da Vinci Intl.) to Washington, DC (IAD-Washington Dulles Intl.)?

Choose from 2 airlines operating direct flights from FCO to IAD:

• United operates around 9 direct flights from FCO to IAD every week
• ITA Airways operates around 7 direct flights from FCO to IAD every week
• Alitalia operates around 7 direct flights from FCO to IAD every week

What is the cheapest airline that flies from Rome (FCO-Fiumicino - Leonardo da Vinci Intl.) to Washington, DC (IAD-Washington Dulles Intl.)?

United is one of the cheapest airlines offering nonstop flights from Fiumicino - Leonardo da Vinci Intl. (FCO) to Washington Dulles Intl. (IAD), with round-trip tickets starting from around $1,121. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.

*Prices based on flights available on Expedia in the last year.

How do I find cheap flights from Rome (FCO-Fiumicino - Leonardo da Vinci Intl.) to Washington, DC (IAD-Washington Dulles Intl.)?

To find a cheap flight from Rome (FCO-Fiumicino - Leonardo da Vinci Intl.) to Washington, DC (IAD-Washington Dulles Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.

What is the best airline to fly with from Rome (FCO-Fiumicino - Leonardo da Vinci Intl.) to Washington, DC (IAD-Washington Dulles Intl.)?

The best airline to fly with from Rome (FCO) to Washington, DC (IAD) will differ from traveler to traveler. If you like to fly early, United offers early morning flights. If price is the most important factor, ITA Airways typically offers the lowest fares. Alitalia offers the most daily flights from FCO to IAD, which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.

What is the best time to fly from Rome (FCO-Fiumicino - Leonardo da Vinci Intl.) to Washington, DC (IAD-Washington Dulles Intl.)?

The best time to fly from Rome (FCO) to Washington, DC (IAD) is typically in September or February. During these months, you can find return flights averaging around $648, making them both affordable and convenient. September offers pleasant weather and fewer crowds, while February sees lower travel demand, allowing for better prices and availability.

*Prices based on flights available on Expedia in the last year.

How many flights per day from Rome (FCO-Fiumicino - Leonardo da Vinci Intl.) to Washington, DC (IAD-Washington Dulles Intl.)?

You can find approximately 2 nonstop flights per day from Fiumicino - Leonardo da Vinci Intl. (FCO) to Washington Dulles Intl. (IAD). For more options, look at flights that include layovers.

What is the earliest flight from Rome (FCO-Fiumicino - Leonardo da Vinci Intl.) to Washington, DC (IAD-Washington Dulles Intl.)?

The earliest flight from Rome (FCO) to Washington, DC (IAD) typically departs at around 4:45 AM local time, operated by TAP Portugal. This seasonal service is available from May to October, allowing you to start your travels early in the day. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.

What are the most popular departure times for flights from Rome (FCO-Fiumicino - Leonardo da Vinci Intl.) to Washington, DC (IAD-Washington Dulles Intl.)?

The most popular departure times for flights from Rome (FCO) to Washington, DC (IAD) are in the late morning, from 9am to noon. About 52% of passengers prefer this time window. Many major carriers, including United, Lufthansa, and Aer Lingus, offer flights during this window. This timing works well because it allows you to arrive in Washington, DC with plenty of time to settle in for the day.

How long does it take to fly from Rome (FCO-Fiumicino - Leonardo da Vinci Intl.) to Washington, DC (IAD-Washington Dulles Intl.)?

Flying nonstop from FCO to IAD takes around 10 hours, with the route covering approximately 4,494 miles. Flights with a layover typically take 5 hours longer than direct options. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.

Can you fly business or first class from Rome (FCO-Fiumicino - Leonardo da Vinci Intl.) to Washington, DC (IAD-Washington Dulles Intl.)?

Business class is available on flights from FCO to IAD. Airlines that offer business class service on this route include:

• Emirates
• Lufthansa
• United Airlines
• TAP Portugal
• Icelandair
• ITA Airways
• Iberia
• Swiss International Air Lines
• British Airways
• KLM

First class is available with Emirates.

How much is a business class flight from Rome (FCO-Fiumicino - Leonardo da Vinci Intl.) to Washington, DC (IAD-Washington Dulles Intl.)?

A direct, return business class ticket from Rome (FCO) to Washington, DC (IAD) typically costs between $7,289 - $12,304. A non-stop, one-way business class flight is usually around $4,495 - $5,535. Prices often fluctuate based on seasonality and how early you book. You may also be able to find a cheaper business class journey between Rome (FCO-Fiumicino - Leonardo da Vinci Intl.) to Washington, DC (IAD-Washington Dulles Intl.) if you opt for a connecting flight.

*Prices based on flights available on Expedia in the last year.

How do I earn miles on a Rome (FCO-Fiumicino - Leonardo da Vinci Intl.) to Washington, DC (IAD-Washington Dulles Intl.) flight with Expedia?

It's easy to earn miles on a Rome (FCO-Fiumicino - Leonardo da Vinci Intl.) to Washington, DC (IAD-Washington Dulles Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.

*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.

What airports do you fly into for Washington from Fiumicino - Leonardo da Vinci Intl. (FCO)?

From Fiumicino - Leonardo da Vinci Intl. (FCO), you can fly into Ronald Reagan Washington National (DCA) and Washington Dulles Intl. (IAD) in Washington. Some flights may connect through major hubs like Heathrow (LHR), Schiphol (AMS), Roissy-Charles de Gaulle (CDG) before reaching Washington. Compare routes and airports on Expedia to find the best flight options for your travel plans.

Is it cheaper to buy a plane ticket from Rome (FCO-Fiumicino - Leonardo da Vinci Intl.) to Washington, DC (IAD-Washington Dulles Intl.) at the last minute?

Typically, booking a last minute flight from Rome (FCO-Fiumicino - Leonardo da Vinci Intl.) to Washington, DC (IAD-Washington Dulles Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.

Is it cheaper to book a Rome (FCO-Fiumicino - Leonardo da Vinci Intl.) to Washington, DC (IAD-Washington Dulles Intl.) flight and hotel package?

Securing a Rome (FCO-Fiumicino - Leonardo da Vinci Intl.) to Washington, DC (IAD-Washington Dulles Intl.) Fairfax County Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.

Can I cancel or change the date of my flight from Rome (FCO-Fiumicino - Leonardo da Vinci Intl.) to Washington, DC (IAD-Washington Dulles Intl.)?

If you booked your Rome (FCO-Fiumicino - Leonardo da Vinci Intl.) to Washington, DC (IAD-Washington Dulles Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.