$638 Cheap Flights from Rome (FCO) to Boise (BOI)

View $638 flight on Thu, Nov 20, 2025Opens in a new window

Popular airlines from Fiumicino - Leonardo da Vinci Intl. Airport (FCO) to Boise Airport (BOI)

Cheap Flights from Rome to Boise (FCO-BOI)

Prices were available within the past 7 days and start at $638 for one-way flights and $844 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

ITA Airways
Fri, Dec 5 - Tue, Dec 16
FCO
Rome
BOI
Boise
$844 Roundtrip, found 3 days ago
$844
Roundtrip
found 3 days ago
Select ITA Airways flight, departing Fri, Dec 5 from Rome to Boise, returning Tue, Dec 16, priced at $844 found 3 days ago
ITA Airways
Thu, Dec 25 - Thu, Jan 8
FCO
Rome
BOI
Boise
$861 Roundtrip, found 3 days ago
$861
Roundtrip
found 3 days ago
Select ITA Airways flight, departing Thu, Dec 25 from Rome to Boise, returning Thu, Jan 8, priced at $861 found 3 days ago
ITA Airways
Mon, Nov 3 - Tue, Nov 18
FCO
Rome
BOI
Boise
$867 Roundtrip, found 3 days ago
$867
Roundtrip
found 3 days ago
Select ITA Airways flight, departing Mon, Nov 3 from Rome to Boise, returning Tue, Nov 18, priced at $867 found 3 days ago
American Airlines
Fri, Nov 21 - Tue, Dec 2
FCO
Rome
BOI
Boise
$877 Roundtrip, found 3 days ago
$877
Roundtrip
found 3 days ago
Select American Airlines flight, departing Fri, Nov 21 from Rome to Boise, returning Tue, Dec 2, priced at $877 found 3 days ago
Condor
Wed, Oct 15 - Sun, Oct 19
FCO
Rome
BOI
Boise
$881 Roundtrip, found 3 days ago
$881
Roundtrip
found 3 days ago
Select Condor flight, departing Wed, Oct 15 from Rome to Boise, returning Sun, Oct 19, priced at $881 found 3 days ago
American Airlines
Thu, Jan 15 - Thu, Jan 22
FCO
Rome
BOI
Boise
$885 Roundtrip, found 1 day ago
$885
Roundtrip
found 1 day ago
Select American Airlines flight, departing Thu, Jan 15 from Rome to Boise, returning Thu, Jan 22, priced at $885 found 1 day ago
American Airlines
Wed, Mar 4 - Mon, Mar 16
FCO
Rome
BOI
Boise
$890 Roundtrip, found 4 days ago
$890
Roundtrip
found 4 days ago
Select American Airlines flight, departing Wed, Mar 4 from Rome to Boise, returning Mon, Mar 16, priced at $890 found 4 days ago
Lufthansa
Thu, Dec 4 - Mon, Dec 15
FCO
Rome
BOI
Boise
$893 Roundtrip, found 1 day ago
$893
Roundtrip
found 1 day ago
Select Lufthansa flight, departing Thu, Dec 4 from Rome to Boise, returning Mon, Dec 15, priced at $893 found 1 day ago
American Airlines
Fri, Nov 21 - Tue, Dec 2
FCO
Rome
BOI
Boise
$894 Roundtrip, found 3 days ago
$894
Roundtrip
found 3 days ago
Select American Airlines flight, departing Fri, Nov 21 from Rome to Boise, returning Tue, Dec 2, priced at $894 found 3 days ago
Iberia
Wed, Mar 4 - Mon, Mar 16
FCO
Rome
BOI
Boise
$920 Roundtrip, found 4 days ago
$920
Roundtrip
found 4 days ago
Select Iberia flight, departing Wed, Mar 4 from Rome to Boise, returning Mon, Mar 16, priced at $920 found 4 days ago

Find the cheapest month to fly from Rome (FCO) to Boise (BOI)

September is typically the cheapest month to fly

From $649 - $1,034 per traveler.
Flights from Rome (FCO) to Boise (BOI)
Origin airport
Fiumicino - Leonardo da Vinci Intl.
Destination airport
Boise
Airlines serving
Air Canada, Air France, American Airlines, British Airways, Delta, Finnair, Iberia, Icelandair, KLM, Lufthansa, Scandinavian Airlines, United
Roundtrip price
$844
Distance
5728 mi

Rome to Boise Flights

The cheapest times to fly from Rome to Boise

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

 

The best time to book a flight from Rome to Boise

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

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 Boise in 2025. You can also book with separate airlines for your outbound and return journeys, from $638 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 Boise 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 Boise 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 Fiumicino - Leonardo da Vinci Intl. Airport (FCO) to Boise Airport (BOI) cost?
Grab a cheap one-way flight from $638 or cheap return flight from $844 from Fiumicino - Leonardo da Vinci Intl. Airport (FCO) to Boise Airport (BOI) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Fiumicino - Leonardo da Vinci Intl. Airport (FCO) to Boise Airport (BOI)?
The cheapest month to fly from FCO to BOI is December, when there's less demand. Off-peak months are generally when you'll find cheap fares for travel between these airports.
What is the cheapest airline that flies from Fiumicino - Leonardo da Vinci Intl. Airport (FCO) to Boise Airport (BOI)?
To find the cheapest airline flying from FCO to BOI, use Expedia's filter tool. Customize your search based on what's important to you, such as preferred carriers and seat class. You can then sort your results by "Price (lowest to highest)" to list the most affordable options first.
How many flights per day from Fiumicino - Leonardo da Vinci Intl. Airport (FCO) to Boise Airport (BOI)?
Nonstop flights from Fiumicino - Leonardo da Vinci Intl. Airport (FCO) to Boise Airport (BOI) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your dates and select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from FCO to BOI?
You'll typically find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Fiumicino - Leonardo da Vinci Intl. Airport (FCO) to Boise Airport (BOI)?
To land at Boise Airport (BOI) on time, choose a flight that leaves Fiumicino - Leonardo da Vinci Intl. Airport (FCO) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**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 Fiumicino - Leonardo da Vinci Intl. Airport (FCO) to Boise Airport (BOI) last-minute?
Booking your flight from FCO to BOI shortly before your getaway is typically more expensive. But if you're flexible with your schedule, you could land a cheap last-minute fare.
Is it cheaper to book a FCO to BOI flight and hotel package?
You'll generally save money by booking a FCO to BOI 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 it all in one convenient place. Once you've selected your ideal accommodations and flights, you can add extras such as tours, car rentals and activities.
Can I cancel or change the date of my flight from Fiumicino - Leonardo da Vinci Intl. Airport (FCO) to Boise Airport (BOI)?
Usually, it's possible to cancel or reschedule your FCO to BOI flight. However, if the booking was made more than 24 hours ago, additional fees may apply. Refer to your airline's policies in your itinerary to see what changes are allowed and if any costs are involved. You'll also find more information on our Customer Service portal.

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*Available to One Key members.