$483 Cheap Flights from Rome (FCO) to Tri-Cities (TRI)

View $483 flight on Thu, Apr 16, 2026Opens in a new window

Popular airlines from Fiumicino - Leonardo da Vinci Intl. Airport (FCO) to Tri-Cities, TN (TRI-Tri-Cities Regional)

Cheap Flights from Rome to Tri-Cities (FCO-TRI)

Prices were available within the past 7 days and start at $483 for one-way flights and $796 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Fri, Sep 4 - Tue, Sep 15
FCO
Rome
TRI
Tri-Cities
$796 Roundtrip, found 15 hours ago
$796
Roundtrip
found 15 hours ago
Select American Airlines flight, departing Fri, Sep 4 from Rome to Tri-Cities, returning Tue, Sep 15, priced at $796 found 15 hours ago
American Airlines
Fri, Sep 4 - Tue, Sep 15
FCO
Rome
TRI
Tri-Cities
$805 Roundtrip, found 15 hours ago
$805
Roundtrip
found 15 hours ago
Select American Airlines flight, departing Fri, Sep 4 from Rome to Tri-Cities, returning Tue, Sep 15, priced at $805 found 15 hours ago
British Airways
Fri, Sep 4 - Tue, Sep 15
FCO
Rome
TRI
Tri-Cities
$808 Roundtrip, found 15 hours ago
$808
Roundtrip
found 15 hours ago
Select British Airways flight, departing Fri, Sep 4 from Rome to Tri-Cities, returning Tue, Sep 15, priced at $808 found 15 hours ago
Delta
Fri, Sep 4 - Tue, Sep 15
FCO
Rome
TRI
Tri-Cities
$837 Roundtrip, found 15 hours ago
$837
Roundtrip
found 15 hours ago
Select Delta flight, departing Fri, Sep 4 from Rome to Tri-Cities, returning Tue, Sep 15, priced at $837 found 15 hours ago
American Airlines
Fri, Sep 4 - Tue, Sep 15
FCO
Rome
TRI
Tri-Cities
$841 Roundtrip, found 15 hours ago
$841
Roundtrip
found 15 hours ago
Select American Airlines flight, departing Fri, Sep 4 from Rome to Tri-Cities, returning Tue, Sep 15, priced at $841 found 15 hours ago
American Airlines
Fri, Sep 4 - Tue, Sep 15
FCO
Rome
TRI
Tri-Cities
$846 Roundtrip, found 15 hours ago
$846
Roundtrip
found 15 hours ago
Select American Airlines flight, departing Fri, Sep 4 from Rome to Tri-Cities, returning Tue, Sep 15, priced at $846 found 15 hours ago
American Airlines
Fri, Sep 4 - Tue, Sep 15
FCO
Rome
TRI
Tri-Cities
$847 Roundtrip, found 15 hours ago
$847
Roundtrip
found 15 hours ago
Select American Airlines flight, departing Fri, Sep 4 from Rome to Tri-Cities, returning Tue, Sep 15, priced at $847 found 15 hours ago
American Airlines
Fri, Sep 4 - Tue, Sep 15
FCO
Rome
TRI
Tri-Cities
$849 Roundtrip, found 15 hours ago
$849
Roundtrip
found 15 hours ago
Select American Airlines flight, departing Fri, Sep 4 from Rome to Tri-Cities, returning Tue, Sep 15, priced at $849 found 15 hours ago
KLM
Fri, Sep 4 - Tue, Sep 15
FCO
Rome
TRI
Tri-Cities
$851 Roundtrip, found 15 hours ago
$851
Roundtrip
found 15 hours ago
Select KLM flight, departing Fri, Sep 4 from Rome to Tri-Cities, returning Tue, Sep 15, priced at $851 found 15 hours ago
Air France
Fri, Sep 4 - Tue, Sep 15
FCO
Rome
TRI
Tri-Cities
$858 Roundtrip, found 15 hours ago
$858
Roundtrip
found 15 hours ago
Select Air France flight, departing Fri, Sep 4 from Rome to Tri-Cities, returning Tue, Sep 15, priced at $858 found 15 hours ago

Frequently asked questions

How much does a flight from Fiumicino - Leonardo da Vinci Intl. Airport (FCO) to Tri-Cities Regional Airport (TRI) cost?
Grab a cheap one-way flight from $483 or cheap return flight from $796 from Fiumicino - Leonardo da Vinci Intl. Airport (FCO) to Tri-Cities Regional Airport (TRI) 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 Fiumicino - Leonardo da Vinci Intl. Airport (FCO) to Tri-Cities Regional Airport (TRI)?
The cheapest month to fly from FCO to TRI is September, when there's less demand. Off-peak months are often 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 Tri-Cities Regional Airport (TRI)?
Expedia's filter tool lets you easily compare different airlines, flight durations and fares all in one place. Customize the search to your preferences, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest FCO to TRI flight.
How many flights per day from Fiumicino - Leonardo da Vinci Intl. Airport (FCO) to Tri-Cities Regional Airport (TRI)?
There are no daily nonstop flights available from Fiumicino - Leonardo da Vinci Intl. Airport (FCO) to Tri-Cities Regional Airport (TRI). But you can book flights with layovers. Filter your search results on Expedia to include one or two stops, and you'll be cruising above the clouds in no time.
What day of the week has the most flights from FCO to TRI?
Typically you'll find the largest variety of flight choices on a Friday. Tuesdays are often the quietest.* But this can change depending on the time of year, airline 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 Fiumicino - Leonardo da Vinci Intl. Airport (FCO) to Tri-Cities Regional Airport (TRI)?
To avoid possible delays on the Fiumicino - Leonardo da Vinci Intl. Airport (FCO) to Tri-Cities Regional Airport (TRI) route, aim to travel before 3 PM. Later flights are 22% more likely to be canceled.**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 Tri-Cities Regional Airport (TRI) last-minute?
Booking your plane ticket from FCO to TRI right before your trip is typically more expensive. However, if there's some wiggle room with your travel times and dates, you could snag a cheap last-minute fare.
Is it cheaper to book a FCO to TRI flight and hotel package?
Opting for a FCO to TRI flight and hotel package is typically cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip in one place. Select from our wide range of stays and then add car rentals, flights and activities to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Fiumicino - Leonardo da Vinci Intl. Airport (FCO) to Tri-Cities Regional Airport (TRI)?
It's usually possible to reschedule or cancel your FCO to TRI flight. However, if the booking was made more than 24 hours ago, additional fees may apply. Check your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find more details on our Customer Service portal.

Travel information

Origin airport
Fiumicino - Leonardo da Vinci Intl.
Destination airport
Tri-Cities Regional
Roundtrip price
$796
Distance
4812 mi

Book with confidence

Rome to Tri-Cities Flights

The cheapest times to fly from Rome to Tri-Cities

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

 

The best time to book a flight from Rome to Tri-Cities

Sunday is one of the best days to book for cheap flights from Rome to Tri-Cities: 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 Tri-Cities

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 Tri-Cities in 2026. You can also book with separate airlines for your outbound and return journeys, from $483 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 Tri-Cities 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 Tri-Cities 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.

 

Rome to Tri-Cities Flights

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*Available to One Key members.