$342+ Cheap flights from Ontario (ONT) 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 1/25. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — FCO
Nov 9 — Nov 161
Round-trip
1 adult, Economy
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Find cheap flights from Ontario to Leonardo da Vinci/Fiumicino with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Ontario to Leonardo da Vinci/Fiumicino
Cheapest
Best
Last-minute
One-way
Cheapest flights from Ontario to Leonardo da Vinci/FiumicinoExplore the most affordable flight options available from Ontario to Leonardo da Vinci/Fiumicino. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 10, 2026.
Explore the most affordable flight options available from Ontario to Leonardo da Vinci/Fiumicino. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 10, 2026.
This United Airlines deal was found by Cheapflights users on 10/8. 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 11/111:29 pm -
1 stop13h 26m
Wed 11/251:15 pm -
2 stops35h 44m
Deal found 10/8![United Airlines logo]()
$746
This Delta deal was found by Cheapflights users on 10/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/257:07 am -
1 stop17h 08m
Tue 11/1010:25 am -
1 stop19h 29m
Deal found 10/8![Delta logo]()
$755
This United Airlines deal was found by Cheapflights users on 10/9. 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 12/2911:52 pm -
1 stop22h 53m
Wed 1/137:05 am -
2 stops21h 56m
Deal found 10/9![United Airlines logo]()
$763
This United Airlines deal was found by Cheapflights users on 10/8. 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 12/17:00 am -
1 stop15h 45m
Tue 12/87:05 am -
2 stops19h 31m
Deal found 10/8![United Airlines logo]()
$764
This British Airways deal was found by Cheapflights users on 10/8. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/116:00 am -
1 stop19h 45m
Wed 11/251:10 pm -
1 stop18h 44m
Deal found 10/8![British Airways logo]()
$766
This United Airlines deal was found by Cheapflights users on 10/6. 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 11/115:00 am -
2 stops18h 55m
Tue 11/247:05 am -
2 stops22h 10m
Deal found 10/6![United Airlines logo]()
$767
Best flights from Ontario to Leonardo da Vinci/FiumicinoDiscover carefully curated flight deals from Ontario to Leonardo da Vinci/Fiumicino that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 10, 2026.
Discover carefully curated flight deals from Ontario to Leonardo da Vinci/Fiumicino that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 10, 2026.
This United Airlines deal was found by Cheapflights users on 10/9. 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 11/115:00 am -
1 stop21h 55m
Wed 11/251:15 pm -
2 stops35h 44m
Deal found 10/9![United Airlines logo]()
$746
This KLM deal was found by Cheapflights users on 10/8. 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.
Thu 11/127:05 am -
1 stop16h 10m
Wed 12/210:25 am -
1 stop19h 33m
Deal found 10/8![KLM logo]()
$861
This Alaska Airlines deal was found by Cheapflights users on 10/7. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2111:13 am -
1 stop17h 02m
Sat 10/243:15 pm -
1 stop28h 02m
Deal found 10/7![Alaska Airlines logo]()
$1,033
This United Airlines deal was found by Cheapflights users on 10/6. 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 12/17:00 am -
1 stop15h 45m
Fri 12/119:45 am -
1 stop17h 59m
Deal found 10/6![United Airlines logo]()
$766
This United Airlines deal was found by Cheapflights users on 10/9. 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 3/26:00 am -
2 stops16h 45m
Fri 3/57:05 am -
2 stops19h 42m
Deal found 10/9![United Airlines logo]()
$770
This United Airlines deal was found by Cheapflights users on 10/8. 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 11/37:00 am -
1 stop15h 45m
Tue 11/177:05 am -
2 stops19h 56m
Deal found 10/8![United Airlines logo]()
$811
This KLM deal was found by Cheapflights users on 10/9. 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.
Mon 12/147:05 am -
1 stop16h 10m
Sat 12/261:30 pm -
1 stop19h 11m
Deal found 10/9![KLM logo]()
$1,051
This United Airlines deal was found by Cheapflights users on 10/9. 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 11/247:00 am -
1 stop15h 45m
Tue 12/19:55 am -
2 stops38h 40m
Deal found 10/9![United Airlines logo]()
$815
This United Airlines deal was found by Cheapflights users on 10/6. 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.
Thu 12/37:00 am -
1 stop15h 45m
Thu 12/109:45 am -
1 stop17h 59m
Deal found 10/6![United Airlines logo]()
$816
This KLM deal was found by Cheapflights users on 10/8. 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.
Fri 12/2511:10 am -
1 stop15h 10m
Thu 1/141:30 pm -
1 stop17h 44m
Deal found 10/8![KLM logo]()
$1,096
This United Airlines deal was found by Cheapflights users on 10/9. 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.
Thu 10/296:59 am -
1 stop16h 46m
Tue 11/109:45 am -
1 stop18h 02m
Deal found 10/9![United Airlines logo]()
$816
This United Airlines deal was found by Cheapflights users on 10/9. 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.
Thu 12/311:20 am -
2 stops16h 55m
Sun 12/209:45 am -
1 stop21h 46m
Deal found 10/9![United Airlines logo]()
$873
Last-minute flights from Ontario to Leonardo da Vinci/FiumicinoDiscover last-minute flight deals from Ontario to Leonardo da Vinci/Fiumicino. Data last updated October 10, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Leonardo da Vinci/Fiumicino. Data last updated October 10, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 10/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/257:07 am -
1 stop17h 08m
Tue 11/1010:25 am -
1 stop19h 29m
Deal found 10/8![Delta logo]()
$755
This United Airlines deal was found by Cheapflights users on 10/7. 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 10/251:32 pm -
1 stop14h 23m
Tue 11/107:05 am -
2 stops19h 56m
Deal found 10/7![United Airlines logo]()
$763
This United Airlines deal was found by Cheapflights users on 10/8. 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 11/81:29 pm -
1 stop13h 26m
Tue 11/249:55 am -
2 stops19h 20m
Deal found 10/8![United Airlines logo]()
$764
This United Airlines deal was found by Cheapflights users on 10/8. 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 11/111:29 pm -
1 stop13h 26m
Wed 11/251:15 pm -
2 stops35h 44m
Deal found 10/8![United Airlines logo]()
$746
This British Airways deal was found by Cheapflights users on 10/8. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/116:00 am -
1 stop19h 45m
Wed 11/251:10 pm -
1 stop18h 44m
Deal found 10/8![British Airways logo]()
$766
This United Airlines deal was found by Cheapflights users on 10/6. 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 11/115:00 am -
2 stops18h 55m
Tue 11/247:05 am -
2 stops22h 10m
Deal found 10/6![United Airlines logo]()
$767
One-way flights from Ontario to Leonardo da Vinci/FiumicinoSearch for one-way flight options from Ontario to Leonardo da Vinci/Fiumicino. Find affordable one-way fares based on user searches. Data last updated October 10, 2026.
Search for one-way flight options from Ontario to Leonardo da Vinci/Fiumicino. Find affordable one-way fares based on user searches. Data last updated October 10, 2026.
This FlightHub deal was found by Cheapflights users on 10/8. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/254:19 pm -
2 stops20h 36m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/8![British Airways logo]()
$342
This United Airlines deal was found by Cheapflights users on 10/7. 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 1/176:37 pm -
2 stops28h 53m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/7![United Airlines logo]()
$346
This United Airlines deal was found by Cheapflights users on 10/8. 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 1/256:37 pm -
3 stops53h 18m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/8![United Airlines logo]()
$350
This United Airlines deal was found by Cheapflights users on 10/6. 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 3/1011:20 am -
2 stops26h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![United Airlines logo]()
$353
This Iberia deal was found by Cheapflights users on 10/6. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/1010:38 am -
2 stops18h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![Iberia logo]()
$355
This FlightHub deal was found by Cheapflights users on 10/5. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/81:24 pm -
2 stops23h 31m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/5![British Airways logo]()
$357
This United Airlines deal was found by Cheapflights users on 10/9. 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 1/3011:20 am -
2 stops36h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/9![United Airlines logo]()
$361
This oojo deal was found by Cheapflights users on 10/6. 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.
Sat 3/206:53 pm -
2 stops39h 07m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![Lufthansa logo]()
$382
This FlightHub deal was found by Cheapflights users on 10/6. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/227:00 am -
2 stops29h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![British Airways logo]()
$394
This United Airlines deal was found by Cheapflights users on 10/9. 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 1/296:37 pm -
2 stops28h 18m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/9![United Airlines logo]()
$396
This Cheapflightsfares deal was found by Cheapflights users on 10/6. 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.
Sun 4/46:00 am -
1 stop18h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![British Airways logo]()
$418
Find flight deals from Ontario to Leonardo da Vinci/Fiumicino
Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) 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 October 10, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $746 (United Airlines) |
One-way from | $342 (FlightHub) |
Popular in | June |
Cheapest in | October |
Average price | $676 |
Cheapflights Fare Finder
Customize your flight search to find flights from Ontario 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 7,457,451 searches. Data last updated October 10, 2026.
Use the filters below to find and compare flights from Ontario to Rome Fiumicino Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
OntarioRome
ONT Ontario - FCO Rome Fiumicino
ONTFCO
Ontario
Sun 1/17
5:00 am-8:30 am
2 stops18h 30m
Rome Fiumicino
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$346
OntarioRome
ONT Ontario - FCO Rome Fiumicino
ONTFCO
Ontario
Sun 2/7
7:00 am-11:20 am
1 stop19h 20m
Rome Fiumicino
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$346
OntarioRome
ONT Ontario - FCO Rome Fiumicino
ONTFCO
Ontario
Mon 1/25
12:00 pm-11:20 am
1 stop14h 20m
Rome Fiumicino
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$346
OntarioRome
ONT Ontario - FCO Rome Fiumicino
ONTFCO
Ontario
Mon 1/25
6:37 pm-8:55 am
3 stops53h 18m
Rome Fiumicino
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$350
OntarioRome
ONT Ontario - FCO Rome Fiumicino
ONTFCO
Ontario
Wed 3/10
11:20 am-11:10 pm
2 stops26h 50m
Rome Fiumicino
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$353
Quickest round-trip
OntarioRome
ONT Ontario - FCO Rome Fiumicino
ONTFCO
Ontario
Fri 1/29
12:00 pm-11:20 am
1 stop14h 20m
Rome Fiumicino
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$396
OntarioRome
ONT Ontario - FCO Rome Fiumicino
ONTFCO
Ontario
Sat 1/30
7:00 am-8:15 am
1 stop16h 15m
Rome Fiumicino
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$396
OntarioRome
ONT Ontario - FCO Rome Fiumicino
ONTFCO
Ontario
Thu 2/4
6:37 pm-7:55 am
2 stops28h 18m
Rome Fiumicino
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$396
OntarioRome
ONT Ontario - FCO Rome Fiumicino
ONTFCO
Ontario
Wed 1/6
2:00 pm-5:45 pm
2 stops42h 45m
Rome Fiumicino
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$426
OntarioRome
ONT Ontario - FCO Rome Fiumicino
ONTFCO
Ontario
Wed 11/11
5:00 am-11:55 am
1 stop21h 55m
Rome Fiumicino
Wed 11/25
1:15 pm-3:59 pm
2 stops35h 44m
$746
Showing 1-10 of 21 resultsSorted by cheapest first
Compare providers for flights from Ontario 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 Ontario to Leonardo da Vinci/Fiumicino in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Ontario-Rome Fiumicino Airport flights, users find the pricing of Ovago to be most consistent on Cheapflights vs. Ovago Users can find the same prices on Ontario-Rome Fiumicino Airport flight deals on Cheapflights vs. Ovago >95% of the time. Price accuracy is based on data collected from Ontario-Rome Fiumicino Airport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Ontario-Rome Fiumicino Airport flights, Cheapflights users trust Ovago the most. Ovago 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 Ontario-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 Ontario to Leonardo da Vinci/Fiumicino
Have a flexible travel schedule? Discover the best time to fly to Leonardo da Vinci/Fiumicino from Ontario with our price prediction graph.
ONT-FCO
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 Ontario 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 October 10, 2026.
Read reviews from past customers who have flown Delta and United Airlines from Ontario to Rome Fiumicino Airport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Food
7.2
Entertainment
7.8
Crew
8.5
Comfort
7.8
Overall
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Boarding
8.1
Food
7.2
Entertainment
7.8
Crew
8.5
Comfort
7.8
Overall
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Boarding
8.1
Food
7.2
Entertainment
7.8
Crew
8.5
Comfort
7.8
Overall
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Related info for your journey
Find useful and relevant information for your journey from Ontario 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.
Traveling to a place near Rome Fiumicino Airport?
Book flights to Rome Fiumicino Airport if you plan to visit one of these locationsFiumicino
Civitavecchia
Montepulciano
Santa Marinella
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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Search flights from Ontario to Leonardo da Vinci/Fiumicino by cabin class
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Other flights to Leonardo da Vinci/Fiumicino
Explore flights to Leonardo da Vinci/Fiumicino departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 10, 2026.
Ontario and Leonardo da Vinci/Fiumicino flights
Browse other Ontario and Leonardo da Vinci/Fiumicino flight options. Last updated on October 10, 2026.
Other flights from Ontario
Browse through other flights departing from Ontario. Flights are based on user searches made on Cheapflights and were last updated on October 10, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 2 airlines flying from Ontario to Leonardo da Vinci/Fiumicino
Discover the top 2 airlines that operate flights from Ontario 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 7,457,451 searches. Data last updated October 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$507 | Average$826 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$723 | Average$1,080 | FlexibilityNo cancel fee | On-timeN/A |