Cheap Flights from Leonardo da Vinci-Fiumicino Airport to Ontario (ONT) Find and Compare the Best Airline Deals | Skyticket

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2025/9
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2025/9
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Total Fares（Round-Trip/Economy）: USD /Per Person

* Displayed fare(s) may differ from the actual search result

Leonardo da Vinci-Fiumicino－Ontario Airport
September Lowest Airfares
USD719

The airfare displayed above is for United Airlines

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Leonardo da Vinci-Fiumicino－Ontario Airport
October Lowest Airfares
USD737

The airfare displayed above is for Delta Air Lines

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Leonardo da Vinci-Fiumicino－Ontario Airport
November Lowest Airfares -----
Leonardo da Vinci-Fiumicino－Ontario Airport
December Lowest Airfares
USD724

The airfare displayed above is for United Airlines

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Leonardo da Vinci-Fiumicino－Ontario Airport
January Lowest Airfares -----

Rome－Ontario
Estimated Flight Time
13 Hours 20 Minutes
Rome－Ontario
Number of Operating Airlines
3

Operating Airlines for Leonardo da Vinci-Fiumicino－Ontario Airport Route
American Airlines

Delta Air Lines

LCCUnited Airlines

Other Destinations from:Rome

Leonardo da Vinci-Fiumicino－Philadelphia(PHL)
USD753〜
* Fares vary in accordance to seat availability
Other Departures to: Ontario

Venice Marco Polo Airport－Ontario(ONT)
USD1,147〜
* Fares vary in accordance to seat availability