$440 Cheap Flights from Billings (BIL) to Rome (FCO)

View $440 flight on Sun, Jan 11, 2026Opens in a new window

Popular airlines from Billings Logan Intl. Airport (BIL) to Fiumicino - Leonardo da Vinci Intl. Airport (FCO)

Cheap Flights from Billings to Rome (BIL-FCO)

Prices were available within the past 7 days and start at $440 for one-way flights and $539 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Tue, Jan 20 - Thu, Jan 29
BIL
Billings
FCO
Rome
$539 Roundtrip, found 3 days ago
$539
Roundtrip
found 3 days ago
Select Air Canada flight, departing Tue, Jan 20 from Billings to Rome, returning Thu, Jan 29, priced at $539 found 3 days ago
Air Canada
Sat, Jan 17 - Thu, Jan 29
BIL
Billings
FCO
Rome
$545 Roundtrip, found 3 days ago
$545
Roundtrip
found 3 days ago
Select Air Canada flight, departing Sat, Jan 17 from Billings to Rome, returning Thu, Jan 29, priced at $545 found 3 days ago
United
Mon, Jan 12 - Thu, Jan 22
BIL
Billings
FCO
Rome
$546 Roundtrip, found 3 days ago
$546
Roundtrip
found 3 days ago
Select United flight, departing Mon, Jan 12 from Billings to Rome, returning Thu, Jan 22, priced at $546 found 3 days ago
Air Canada
Sun, Jan 18 - Thu, Jan 29
BIL
Billings
FCO
Rome
$551 Roundtrip, found 3 days ago
$551
Roundtrip
found 3 days ago
Select Air Canada flight, departing Sun, Jan 18 from Billings to Rome, returning Thu, Jan 29, priced at $551 found 3 days ago
United
Thu, Nov 13 - Thu, Nov 20
BIL
Billings
FCO
Rome
$552 Roundtrip, found 1 day ago
$552
Roundtrip
found 1 day ago
Select United flight, departing Thu, Nov 13 from Billings to Rome, returning Thu, Nov 20, priced at $552 found 1 day ago
United
Thu, Nov 13 - Thu, Nov 20
BIL
Billings
FCO
Rome
$554 Roundtrip, found 1 day ago
$554
Roundtrip
found 1 day ago
Select United flight, departing Thu, Nov 13 from Billings to Rome, returning Thu, Nov 20, priced at $554 found 1 day ago
United
Sun, Jan 11 - Sat, Jan 24
BIL
Billings
FCO
Rome
$555 Roundtrip, found 3 days ago
$555
Roundtrip
found 3 days ago
Select United flight, departing Sun, Jan 11 from Billings to Rome, returning Sat, Jan 24, priced at $555 found 3 days ago
Lufthansa
Sun, Jan 11 - Sun, Jan 18
BIL
Billings
FCO
Rome
$560 Roundtrip, found 1 hour ago
$560
Roundtrip
found 1 hour ago
Select Lufthansa flight, departing Sun, Jan 11 from Billings to Rome, returning Sun, Jan 18, priced at $560 found 1 hour ago
Delta
Thu, Nov 13 - Mon, Nov 17
BIL
Billings
FCO
Rome
$560 Roundtrip, found 7 hours ago
$560
Roundtrip
found 7 hours ago
Select Delta flight, departing Thu, Nov 13 from Billings to Rome, returning Mon, Nov 17, priced at $560 found 7 hours ago
American Airlines
Sat, Jan 17 - Mon, Jan 26
BIL
Billings
FCO
Rome
$561 Roundtrip, found 22 hours ago
$561
Roundtrip
found 22 hours ago
Select American Airlines flight, departing Sat, Jan 17 from Billings to Rome, returning Mon, Jan 26, priced at $561 found 22 hours ago

Alternative airports near Rome

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Fiumicino - Leonardo da Vinci Intl. FCO. Cheapest option available. Average driving time to city center is 26 minutes. Flights from $862
FCO
Fiumicino - Leonardo da Vinci Intl.
Cheapest
Average driving time to city center26 min
Flights from $862
Flights from Billings (BIL) to Rome (FCO)
Origin airport
Logan Intl.
Destination airport
Fiumicino - Leonardo da Vinci Intl.
Airlines serving
Air Canada, Air France, American Airlines, British Airways, Delta, Finnair, KLM, Lufthansa, Swiss International Air Lines, United
Roundtrip price
$539
Distance
5373 mi

Billings to Rome Flights

The cheapest times to fly from Billings to Rome

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 Billings to Rome are during the month of January. You can find some of the cheapest flights from Billings to Rome with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Billings to Rome

Sunday is one of the best days to book for cheap flights from Billings to Rome: 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 Billings to Rome

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 Billings to Rome in 2025. You can also book with separate airlines for your outbound and return journeys, from $440 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 Billings to Rome 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 Billings to Rome 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 Logan Intl. Airport (BIL) to Fiumicino - Leonardo da Vinci Intl. Airport (FCO) cost?
Secure a cheap one-way flight from $440 or cheap return flight from $539 from Logan Intl. Airport (BIL) to Fiumicino - Leonardo da Vinci Intl. Airport (FCO) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Logan Intl. Airport (BIL) to Fiumicino - Leonardo da Vinci Intl. Airport (FCO)?
Planning your getaway for January is a good way to save, as it's the cheapest month for flights between BIL and FCO. You'll typically find the lowest fares during off-peak months.
What is the cheapest airline that flies from Logan Intl. Airport (BIL) to Fiumicino - Leonardo da Vinci Intl. Airport (FCO)?
To find the cheapest airline flying from BIL to FCO, use Expedia's filter tool. Customize your search based on your travel needs, such as preferred carriers and ideal departure window. You can then sort your results by "Price (lowest to highest)" to see the cheapest flights first.
How many flights per day from Logan Intl. Airport (BIL) to Fiumicino - Leonardo da Vinci Intl. Airport (FCO)?
Direct flights from Logan Intl. Airport (BIL) to Fiumicino - Leonardo da Vinci Intl. Airport (FCO) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filters. Enter your travel details and select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from BIL to FCO?
Usually you'll find the widest variety of flight choices on a Friday. Tuesdays are often the quietest.* However, this can change based on the airline, time of year and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Logan Intl. Airport (BIL) to Fiumicino - Leonardo da Vinci Intl. Airport (FCO)?
Opt for a flight from Logan Intl. Airport (BIL) to Fiumicino - Leonardo da Vinci Intl. Airport (FCO) that takes off before 3 PM to reduce the likelihood of delays and cancellations. Later departures have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Logan Intl. Airport (BIL) to Fiumicino - Leonardo da Vinci Intl. Airport (FCO) last-minute?
Last-minute bookings from BIL to FCO are typically more expensive. For the cheapest rates, start searching for flights as early as possible. That being said, if you're flexible with your travel dates, you may score a cheap fare right before your journey.
Is it cheaper to book a BIL to FCO flight and hotel package?
You can save money by securing a BIL to FCO flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's simple to manage everything in one convenient place. Once you've selected your preferred flights and accommodations, consider other add-ons like tours, activities and car rentals.
Can I cancel or change the date of my flight from Logan Intl. Airport (BIL) to Fiumicino - Leonardo da Vinci Intl. Airport (FCO)?
In most instances, you can cancel or reschedule your BIL to FCO flight. However, additional charges may apply, especially if you made your booking over 24 hours ago. Check your itinerary for the airline's fees and rules on flight changes, or if you'd like more information, visit our Customer Service portal.

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*Available to One Key members.