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Leonardo da Vinci/Fiumicino

$476+ Cheap flights from Knoxville (TYS) 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 3/6. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — FCO
Feb 25 — Mar 41
Wed 2/25
Wed 3/4
1 adult, Economy
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Cheap flight deals from Knoxville to Leonardo da Vinci/Fiumicino

Cheapest flights from Knoxville to Leonardo da Vinci/Fiumicino
Explore the most affordable flight options available from Knoxville to Leonardo da Vinci/Fiumicino. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 26, 2026.

This United Airlines deal was found by Cheapflights users on 1/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/2110:55 am
TYS
-
FCO
1 stop14h 50m
United Airlines
Sat 2/289:40 am
FCO
-
TYS
2 stops35h 35m
United Airlines
Deal found 1/24$506
This oojo deal was found by Cheapflights users on 1/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/96:10 am
TYS
-
FCO
2 stops25h 40m
British Airways
Sun 3/158:35 pm
FCO
-
TYS
2 stops29h 30m
British Airways
Deal found 1/24$508
This United Airlines deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/107:25 pm
TYS
-
FCO
2 stops31h 30m
United Airlines
Tue 3/177:05 am
FCO
-
TYS
2 stops18h 42m
United Airlines
Deal found 1/25$510
This KLM deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/1011:18 am
TYS
-
FCO
1 stop14h 37m
KLM
Tue 3/179:05 am
FCO
-
TYS
1 stop17h 01m
KLM
Deal found 1/26$583
This United Airlines deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/217:25 pm
TYS
-
FCO
1 stop32h 05m
United Airlines
Sun 3/298:00 am
FCO
-
TYS
2 stops32h 50m
United Airlines
Deal found 1/25$613
This United Airlines deal was found by Cheapflights users on 1/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/19:10 am
TYS
-
FCO
2 stops27h 05m
United Airlines
Sun 3/89:40 am
FCO
-
TYS
2 stops34h 10m
United Airlines
Deal found 1/24$619

Find flight deals from Knoxville to Leonardo da Vinci/Fiumicino

Discover tips and strategies to find the most affordable flight options for your journey from Knoxville (TYS) to Leonardo da Vinci/Fiumicino (FCO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 26, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$508
(oojo)

One-way from

$476
(Kiwi.com)

Popular in

January

Cheapest in

November

Average price

$3,126
Provider with most accurate pricing for Knoxville McGhee Tyson-Rome Fiumicino flight deals.
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Provider most trusted by Cheapflights users for Knoxville McGhee Tyson-Rome Fiumicino flights.
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From Knoxville McGhee Tyson to Rome Fiumicino
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One-way flight from Knoxville McGhee Tyson to Rome Fiumicino
Search Deals
Highest demand for flights based on searches. 28% potential increase in price ($464 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 18% potential price decrease ($180 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Knoxville to Leonardo da Vinci/Fiumicino that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 26, 2026.
Use the filters below to find and compare flights from Knoxville to Rome Fiumicino Airport that are best for you.

Fly from

Knoxville

Fly to

Leonardo da Vinci/Fiumicino

Route

Depart

Return

Price

KnoxvilleRome

TYS - FCO

TYSFCO

Knoxville McGhee Tyson

Sat 2/21

10:55 am-7:45 am

1 stop14h 50m

Rome Fiumicino

Sat 2/28

9:40 am-3:15 pm

2 stops35h 35m

$506

KnoxvilleRome

TYS - FCO

TYSFCO

Knoxville McGhee Tyson

Tue 3/10

11:18 am-6:55 am

1 stop14h 37m

Rome Fiumicino

Tue 3/17

9:05 am-9:06 pm

1 stop17h 01m

$508

KnoxvilleRome

TYS - FCO

TYSFCO

Knoxville McGhee Tyson

Tue 3/10

9:40 am-7:55 am

2 stops41h 15m

Rome Fiumicino

Tue 3/17

7:05 am-2:50 pm

2 stops36h 45m

$510

KnoxvilleRome

TYS - FCO

TYSFCO

Knoxville McGhee Tyson

Mon 3/9

6:10 am-9:00 am

1 stop21h 50m

Rome Fiumicino

Sun 3/15

8:35 pm-9:05 pm

2 stops29h 30m

$567

KnoxvilleRome

TYS - FCO

TYSFCO

Knoxville McGhee Tyson

Fri 3/6

2:06 pm-10:25 am

3 stops38h 19m

$476

KnoxvilleRome

TYS - FCO

TYSFCO

Knoxville McGhee Tyson

Fri 3/6

6:10 am-9:00 am

1 stop20h 50m

$914

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/25

Compare providers for flights from Knoxville to Leonardo da Vinci/Fiumicino

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Knoxville to Leonardo da Vinci/Fiumicino in January.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Knoxville-Rome Fiumicino Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Knoxville-Rome Fiumicino Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Knoxville-Rome Fiumicino Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Knoxville-Rome Fiumicino Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Knoxville-Rome Fiumicino Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

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

What is the cheapest month to book a flight from Knoxville to Rome Fiumicino Airport?

Currently, October is the cheapest month in which you can book a flight from Knoxville to Rome Fiumicino Airport (average of $499). Flying from Knoxville to Rome Fiumicino Airport in June is currently the most expensive (average of $1,141). 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.

How much does it cost to fly round-trip from Knoxville to Rome Fiumicino Airport?

Reviews of airlines servicing Leonardo da Vinci/Fiumicino

Get insights into the airlines that provide service to Leonardo da Vinci/Fiumicino. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Leonardo da Vinci/Fiumicino. Reviews last updated January 26, 2026.
Get a feel of what it's like to fly with Delta, United Airlines, and Lufthansa from Knoxville to Rome Fiumicino Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,111 reviews

Entertainment

7.8

Comfort

7.9

Food

7.2

Boarding

8.1

Overall

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,111 reviews
Delta
7.9
Good
8,111 reviews

Entertainment

7.8

Comfort

7.9

Food

7.2

Boarding

8.1

Overall

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,199 reviews
Delta
7.9
Good
8,111 reviews

Entertainment

7.8

Comfort

7.9

Food

7.2

Boarding

8.1

Overall

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Lufthansa
6.8
Okay
7,747 reviews
Delta
7.9
Good
8,111 reviews

Entertainment

7.8

Comfort

7.9

Food

7.2

Boarding

8.1

Overall

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
British Airways
6.7
Okay
7,700 reviews
Delta
7.9
Good
8,111 reviews

Entertainment

7.8

Comfort

7.9

Food

7.2

Boarding

8.1

Overall

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Knoxville 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.

  • What airport do you fly from for flights from Knoxville to Rome Fiumicino?

    For a flight from Knoxville to Rome Fiumicino, you will be flying from McGhee Tyson. Knoxville McGhee Tyson (TYS) is just 11.3 mi from the center of the city. McGhee Tyson is the only Knoxville airport and it handles 0 outbound flights to Rome Fiumicino per day. 4 airlines have flights to Rome Fiumicino from Knoxville McGhee Tyson on a regular basis.

  • How long is the flight from Knoxville to Rome Fiumicino Airport?

    A quick flight from Knoxville to Rome Fiumicino Airport can take about 14h 37m. United Airlines provides one of the quickest options available for as low as $508. Airlines will cover a distance of 4908 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Knoxville to Rome Fiumicino Airport round-trip?

    Our cheapest airline available from Knoxville to Rome Fiumicino Airport is Delta. Our recent data shows that you can find tickets from as low as $612 on this airline. Additional options worth looking into are United Airlines and Lufthansa, starting at $620 and $716 round-trip. These flights start at 46% lower than the current average price 3 months from now.

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

    Yes. In addition to deals on Knoxville to Leonardo da Vinci/Fiumicino flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Knoxville 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 Knoxville to Leonardo da Vinci/Fiumicino.

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

    Yes. Cheapflights offers flight deals from Knoxville 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 Knoxville to Rome Fiumicino Airport?

    Currently, October is the cheapest month in which you can book a flight from Knoxville to Rome Fiumicino Airport (average of $499). Flying from Knoxville to Rome Fiumicino Airport in June is currently the most expensive (average of $1,141). 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.

See more FAQs

Traveling to a place near Rome Fiumicino Airport?

Book flights to Rome Fiumicino Airport if you plan to visit one of these locations
Fiumicino
Montepulciano
Santa Marinella

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Alternative routes for Knoxville to Leonardo da Vinci/Fiumicino

See prices for flight routes from nearby airports that may be better suited for you.
Nashville to Leonardo da Vinci/Fiumicino flights
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Blountville to Leonardo da Vinci/Fiumicino flights
Chattanooga to Leonardo da Vinci/Fiumicino flights

Top 4 airlines flying from Knoxville to Leonardo da Vinci/Fiumicino

Discover the top 4 airlines that operate flights from Knoxville to Leonardo da Vinci/Fiumicino. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 26, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$612Average$958FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$620Average$1,144FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$716Average$966FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$765Average$874FlexibilityNo cancel feeOn-time70%

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