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Rome

$337+ Cheap flights from Ontario (ONT) to Rome (ROM)

ONT — ROM
Dec 9 — Dec 161
Wed 12/9
Wed 12/16
1 adult, Economy
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Find cheap flights from Ontario to Rome with Cheapflights

1. Tell us where you want to go

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2. Select your favorite providers

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3. Compare prices and book

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Cheap flight deals from Ontario to Rome

Cheapest flights from Ontario to Rome

Wed 11/251:29 pm -
1 stop13h 26m
Wed 12/97:05 am -
2 stops19h 31m
Deal found 11/7$715
Tue 11/1010:30 am -
1 stop15h 15m
Wed 11/181:10 pm -
1 stop19h 36m
Deal found 11/6$724
Sun 11/810:30 am -
1 stop15h 15m
Tue 11/241:10 pm -
1 stop18h 26m
Deal found 11/7$726
Mon 11/910:30 am -
1 stop15h 15m
Tue 11/241:10 pm -
1 stop18h 26m
Deal found 11/8$727
Tue 11/1010:30 am -
1 stop15h 15m
Wed 11/251:10 pm -
1 stop18h 44m
Deal found 11/6$728
Wed 11/257:05 am -
1 stop16h 10m
Wed 12/910:25 am -
1 stop19h 33m
Deal found 11/7$729
Wed 11/1110:30 am -
1 stop15h 15m
Wed 11/251:10 pm -
1 stop18h 44m
Deal found 11/6$731
Tue 11/101:29 pm -
1 stop13h 26m
Tue 11/241:55 pm -
1 stop15h 56m
Deal found 11/5$732
Sat 11/141:29 pm -
2 stops34h 26m
Thu 11/2611:15 am -
2 stops42h 36m
Deal found 11/4$735
Mon 11/301:29 pm -
1 stop13h 26m
Tue 12/157:05 am -
2 stops19h 31m
Deal found 11/5$738

Find flight deals from Ontario to Rome

Most accurate provider

Ovago
3 stars

Most trusted provider

Ovago
3 stars

Round-trip from

$715
(Kissandfly.com)

One-way from

$337
(oojo)

Popular in

June

Cheapest in

August

Average price

$940
Provider with most accurate pricing for Ontario-Rome (ROM) flight deals.
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Provider most trusted by Cheapflights users for Ontario-Rome (ROM) flights.
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From Ontario to Rome (ROM)
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One-way flight from Ontario to Rome (ROM)
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Highest demand for flights based on searches. 15% potential increase in price ($167 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($59 potential savings vs. average RT price).
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Average for round-trip flights in November 2026
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Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Ontario to Rome that are best for you.

Fly from

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Route

Depart

Return

Price

Cheapest round-trip

OntarioRome

ONT Ontario - FCO Rome Fiumicino

ONTFCO

Ontario

Wed 2/3

1:24 pm-9:55 pm

2 stops23h 31m

Rome Fiumicino

Wed 12/31

12:00 am-3:00 pm

Nonstop0h 00m

$348

OntarioRome

ONT Ontario - FCO Rome Fiumicino

ONTFCO

Ontario

Wed 2/3

7:05 am-11:20 am

1 stop19h 15m

Rome Fiumicino

Wed 12/31

12:00 am-3:00 pm

Nonstop0h 00m

$351

OntarioRome

ONT Ontario - FCO Rome Fiumicino

ONTFCO

Ontario

Wed 3/10

6:30 am-8:30 am

2 stops17h 00m

Rome Fiumicino

Wed 12/31

12:00 am-3:00 pm

Nonstop0h 00m

$351

OntarioRome

ONT Ontario - FCO Rome Fiumicino

ONTFCO

Ontario

Sun 2/14

6:00 am-7:55 am

2 stops40h 55m

Rome Fiumicino

Wed 12/31

12:00 am-3:00 pm

Nonstop0h 00m

$368
Quickest round-trip

OntarioRome

ONT Ontario - FCO Rome Fiumicino

ONTFCO

Ontario

Sat 2/6

7:05 am-8:15 am

1 stop16h 10m

Rome Fiumicino

Wed 12/31

12:00 am-3:00 pm

Nonstop0h 00m

$401

OntarioRome

ONT Ontario - FCO Rome Fiumicino

ONTFCO

Ontario

Sat 2/6

7:05 am-10:45 am

2 stops18h 40m

Rome Fiumicino

Wed 12/31

12:00 am-3:00 pm

Nonstop0h 00m

$401

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

$401

OntarioRome

ONT Ontario - FCO Rome Fiumicino

ONTFCO

Ontario

Wed 12/2

6:00 am-5:10 pm

3 stops26h 10m

Rome Fiumicino

Wed 12/31

12:00 am-3:00 pm

Nonstop0h 00m

$413

OntarioRome

ONT Ontario - FCO Rome Fiumicino

ONTFCO

Ontario

Wed 4/14

6:53 pm-1:40 pm

1 stop33h 47m

Rome Fiumicino

Wed 12/31

12:00 am-3:00 pm

Nonstop0h 00m

$413

OntarioRome

ONT Ontario - FCO Rome Fiumicino

ONTFCO

Ontario

Mon 11/23

9:25 am-11:55 am

2 stops17h 30m

Rome Fiumicino

Wed 12/31

12:00 am-3:00 pm

Nonstop0h 00m

$519

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/4

Showing 1-10 of 24 resultsSorted by cheapest first
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Compare providers for flights from Ontario to Rome

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Ontario to Rome in November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy2 starsTrust Score*3 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 Ontario-Rome flights, users find the pricing of Ovago to be most consistent on Cheapflights vs. Ovago Users can find the same prices on Ontario-Rome flight deals on Cheapflights vs. Ovago >95% of the time. Price accuracy is based on data collected from Ontario-Rome flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Ontario-Rome 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 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 Rome

Have a flexible travel schedule? Discover the best time to fly to Rome from Ontario with our price prediction graph.
Estimated round-trip price

Cheapflights Insights

Everything you need to know about your flight from Ontario to Rome

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Rome

Get a feel of what it's like to fly with United Airlines from Ontario to Rome by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.3
Good
10,475 reviews

Crew

8.1

Entertainment

7.1

Boarding

7.7

Comfort

7.3

Food

6.7

Overall

7.3

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.
United Airlines
7.3
Good
10,475 reviews
United Airlines
7.3
Good
10,475 reviews

Crew

8.1

Entertainment

7.1

Boarding

7.7

Comfort

7.3

Food

6.7

Overall

7.3

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.

Related info for your journey

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

    Ontario (ONT), located 3.1 mi from the city center, is the airport you fly out of when you book flights from Ontario to Rome. 2 airlines have flights from Ontario to Rome on a regular basis. Booking flights from Ontario to Rome should not be difficult; the airport handles an average of 0 outbound flights to Rome per day.

  • How long is the flight from Ontario to Rome?

    Departing from Ontario to Rome will take you 13h 26m. Ontario and Rome are separated by a distance of 6303 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Ontario to Rome round-trip?

    Our cheapest airline available from Ontario to Rome is United Airlines. Our recent data shows that you can find tickets from as low as $518 on this airline. An additional option worth looking into is Delta, starting at $723. United Airlines is 44% cheaper than the average price of flights available within the next 90 days to this destination.

  • Can I find deals for flights from Ontario to Rome that include hotel bookings?

    Yes. In addition to deals on Ontario to Rome flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to Rome?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Rome.

  • Can I find deals for business class flights from Ontario to Rome?

    Yes. Cheapflights offers flight deals from Ontario to Rome 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?

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

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Top 2 airlines flying from Ontario to Rome

AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$518Average$856FlexibilityNo cancel feeOn-time69%
DeltaCheapest$723Average$1,080FlexibilityNo cancel feeOn-timeN/A

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