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Leonardo da Vinci/Fiumicino

$694+ Cheap flights from Billings (BIL) to Fiumicino (FCO)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/5. Fares are subject to change and may not be available on all flights or dates of travel.
BIL — FCO
Dec 17 — Dec 241
Wed 12/17
Wed 12/24
1 adult, Economy
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Find flight deals from Billings to Leonardo da Vinci/Fiumicino

Cheapest flights from Billings to Leonardo da Vinci/Fiumicino
Explore the most affordable flight options available from Billings to Leonardo da Vinci/Fiumicino. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 17, 2025.

This United Airlines deal was found by Cheapflights users on 11/16. 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.
Fri 12/57:00 amBIL - FCO
2 stops17h 30mUnited Airlines
Tue 12/91:10 pmFCO - BIL
2 stops40h 11mUnited Airlines
Deal found 11/16$694
This Booking.com deal was found by Cheapflights users on 11/17. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/87:00 amBIL - FCO
2 stops19h 55mMultiple Airlines
Mon 12/159:45 amFCO - BIL
2 stops19h 36mMultiple Airlines
Deal found 11/17$704
This American Airlines deal was found by Cheapflights users on 11/17. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/85:10 amBIL - FCO
2 stops19h 50mAmerican Airlines
Mon 12/151:10 pmFCO - BIL
1 stop32h 18mAmerican Airlines
Deal found 11/17$818
This American Airlines deal was found by Cheapflights users on 11/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/55:10 amBIL - FCO
1 stop21h 35mAmerican Airlines
Tue 12/97:25 amFCO - BIL
2 stops21h 53mAmerican Airlines
Deal found 11/16$925
This United Airlines deal was found by Cheapflights users on 11/16. 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.
Wed 12/315:50 pmBIL - FCO
2 stops30h 40mUnited Airlines
Wed 1/77:00 amFCO - BIL
2 stops38h 24mUnited Airlines
Deal found 11/16$937
This United Airlines deal was found by Cheapflights users on 11/14. 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 12/306:35 amBIL - FCO
2 stops27h 40mUnited Airlines
Tue 1/67:00 amFCO - BIL
2 stops34h 50mUnited Airlines
Deal found 11/14$1,024
This United Airlines deal was found by Cheapflights users on 11/17. 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.
Mon 12/87:00 amBIL - FCO
2 stops16h 45mUnited Airlines
Mon 12/157:00 amFCO - BIL
3 stops22h 21mUnited Airlines
Deal found 11/17$1,069
This Cheapflightsfares deal was found by Cheapflights users on 11/15. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2810:45 amBIL - FCO
2 stops23h 30mLufthansa
Thu 12/47:05 amFCO - BIL
2 stops22h 16mLufthansa
Deal found 11/15$1,330
This American Airlines deal was found by Cheapflights users on 11/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/315:40 amBIL - FCO
1 stop21h 05mAmerican Airlines
Wed 1/78:20 pmFCO - BIL
2 stops25h 16mAmerican Airlines
Deal found 11/16$1,345
This United Airlines deal was found by Cheapflights users on 11/15. 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.
Fri 11/287:00 amBIL - FCO
2 stops16h 55mUnited Airlines
Thu 12/49:40 amFCO - BIL
2 stops19h 41mUnited Airlines
Deal found 11/15$1,382

Cheap flight deals from Billings to Leonardo da Vinci/Fiumicino

Discover tips and strategies to find the most affordable flight options for your journey from Billings (BIL) 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 November 17, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
1 star

Round-trip from

$504
(Cheapflightsfares)

Popular in

February

Cheapest in

January

Average price

$717
Provider with most accurate pricing for Billings Logan Intl-Rome Fiumicino flight deals.
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Provider most trusted by Cheapflights users for Billings Logan Intl-Rome Fiumicino flights.
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From Billings Logan Intl to Rome Fiumicino
Search Deals
High demand for flights, 5% potential price rise
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($56 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Billings 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 November 17, 2025.
Use the filters below to find and compare flights from Billings to Rome Fiumicino Airport that are best for you.

Fly from

Billings

Fly to

Leonardo da Vinci/Fiumicino

Route

Depart

Return

Price

BillingsRome

BIL - FCO

BILFCO

Billings Logan Intl

Fri 12/5

7:00 am-8:30 am

2 stops17h 30m

Rome Fiumicino

Tue 12/9

1:10 pm-9:21 pm

2 stops40h 11m

$694

BillingsRome

BIL - FCO

BILFCO

Billings Logan Intl

Mon 12/8

5:10 am-9:00 am

2 stops19h 50m

Rome Fiumicino

Mon 12/15

1:10 pm-1:28 pm

1 stop32h 18m

$818

BillingsRome

BIL - FCO

BILFCO

Billings Logan Intl

Fri 12/5

5:10 am-10:45 am

1 stop21h 35m

Rome Fiumicino

Tue 12/9

7:25 am-9:18 pm

2 stops21h 53m

$925

BillingsRome

BIL - FCO

BILFCO

Billings Logan Intl

Wed 12/31

5:50 pm-8:30 am

2 stops30h 40m

Rome Fiumicino

Wed 1/7

7:00 am-1:24 pm

2 stops38h 24m

$937

BillingsRome

BIL - FCO

BILFCO

Billings Logan Intl

Tue 12/30

6:35 am-6:15 pm

2 stops27h 40m

Rome Fiumicino

Tue 1/6

7:00 am-9:50 am

2 stops34h 50m

$1,024

BillingsRome

BIL - FCO

BILFCO

Billings Logan Intl

Wed 4/8

10:45 am-12:20 pm

1 stop17h 35m

Rome Fiumicino

Wed 4/15

6:50 am-5:20 pm

2 stops18h 30m

$1,051

BillingsRome

BIL - FCO

BILFCO

Billings Logan Intl

Wed 4/8

1:55 pm-11:35 pm

2 stops25h 40m

Rome Fiumicino

Wed 4/15

7:05 am-10:43 pm

2 stops23h 38m

$1,055

BillingsRome

BIL - FCO

BILFCO

Billings Logan Intl

Sun 4/19

2:40 pm-8:40 pm

2 stops22h 00m

Rome Fiumicino

Thu 4/30

2:20 pm-8:51 pm

1 stop14h 31m

$1,061

BillingsRome

BIL - FCO

BILFCO

Billings Logan Intl

Mon 12/8

7:00 am-7:45 am

2 stops16h 45m

Rome Fiumicino

Mon 12/15

7:00 am-9:21 pm

3 stops22h 21m

$1,069

BillingsRome

BIL - FCO

BILFCO

Billings Logan Intl

Fri 3/27

2:36 pm-11:00 pm

2 stops25h 24m

Rome Fiumicino

Tue 3/31

8:35 am-5:20 pm

2 stops16h 45m

$1,072

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/15

  • Most accurate provider: When it comes to deals on Billings-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 Billings-Rome Fiumicino Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Billings-Rome Fiumicino Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Billings-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 Billings-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 Billings to Leonardo da Vinci/Fiumicino

Have a flexible travel schedule? Discover the best time to fly to Leonardo da Vinci/Fiumicino from Billings 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.

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 November 17, 2025.
See what other customers who have flown with United Airlines from Billings to Rome Fiumicino Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,013 reviews

Food

6.6

Entertainment

7.1

Overall

7.4

Crew

8.1

Boarding

7.7

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
United Airlines
7.4
Good
9,013 reviews
United Airlines
7.4
Good
9,013 reviews

Food

6.6

Entertainment

7.1

Overall

7.4

Crew

8.1

Boarding

7.7

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

Related info for your journey

Find useful and relevant information for your journey from Billings 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 Billings to Rome Fiumicino?

    Located just 2.7 mi from the city center, Billings Logan Intl is the airport most travelers will use when flying to Rome Fiumicino from Billings. Booking flights from Billings Logan Intl (BIL) to Rome Fiumicino should be relatively easy as there are 0 daily outbound flights to Rome Fiumicino from 1 airline.

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

    United Airlines and American Airlines can get you from Billings to Rome Fiumicino Airport in just under 17h 30m. Your travel time can differ by up to 2h 20m. There are 5370 mi between Billings and Rome Fiumicino Airport. Both multi-stop and nonstop flights can be found to your destination and back.

  • What is the cheapest airline to fly from Billings to Rome Fiumicino Airport round-trip?

    Our cheapest airline available from Billings to Rome Fiumicino Airport is United Airlines. Our recent data shows that you can find tickets from as low as $688 on this airline.

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

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

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

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

    Yes. Cheapflights offers flight deals from Billings 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.

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 Billings to Leonardo da Vinci/Fiumicino

See prices for flight routes from nearby airports that may be better suited for you.
Missoula to Leonardo da Vinci/Fiumicino flights
Bozeman to Leonardo da Vinci/Fiumicino flights
Kalispell to Leonardo da Vinci/Fiumicino flights

Top airline flying from Billings to Leonardo da Vinci/Fiumicino

Discover the top airline that operate flights from Billings 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 November 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$688Average$767FlexibilityNo cancel feeOn-time69%

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