HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
France

$318+ Cheap flights from Ontario (ONT) to France

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 9/6. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — CDG
Apr 16 — Apr 231
Thu 4/16
Thu 4/23
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Ontario to France 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 France

Cheapest flights from Ontario to France
Explore the most affordable flight options available from Ontario to France. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 17, 2026.

This United Airlines deal was found by Cheapflights users on 3/15. 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.
Wed 12/26:00 am
ONT
-
LYS
2 stops20h 05m
United Airlines
Sun 12/610:45 am
LYS
-
ONT
2 stops21h 21m
United Airlines
Deal found 3/15$729
This United Airlines deal was found by Cheapflights users on 3/15. 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.
Sun 9/65:45 am
ONT
-
LYS
2 stops44h 55m
United Airlines
Wed 9/99:25 am
LYS
-
ONT
2 stops17h 46m
United Airlines
Deal found 3/15$753
This United Airlines deal was found by Cheapflights users on 3/14. 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.
Sun 10/181:00 pm
ONT
-
NCE
2 stops19h 10m
United Airlines
Wed 10/216:40 am
NCE
-
ONT
2 stops19h 38m
United Airlines
Deal found 3/14$776
This oojo deal was found by Cheapflights users on 3/16. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/214:52 pm
ONT
-
MRS
2 stops20h 53m
British Airways
Tue 4/287:05 am
MRS
-
ONT
2 stops20h 19m
British Airways
Deal found 3/16$783
This United Airlines deal was found by Cheapflights users on 3/15. 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.
Wed 4/291:38 pm
ONT
-
LYS
2 stops37h 02m
United Airlines
Wed 5/62:05 pm
LYS
-
ONT
2 stops17h 30m
United Airlines
Deal found 3/15$795
This oojo deal was found by Cheapflights users on 3/12. 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.
Tue 11/244:47 pm
ONT
-
TLS
2 stops38h 18m
British Airways
Mon 11/305:05 pm
TLS
-
ONT
2 stops37h 54m
British Airways
Deal found 3/12$799
This United Airlines deal was found by Cheapflights users on 3/14. 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 5/56:59 pm
ONT
-
TLS
2 stops28h 16m
United Airlines
Tue 5/199:50 am
TLS
-
ONT
2 stops45h 45m
United Airlines
Deal found 3/14$814
This KLM deal was found by Cheapflights users on 3/14. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1812:00 pm
ONT
-
NCE
1 stop15h 00m
KLM
Wed 10/2110:15 am
NCE
-
ONT
1 stop17h 03m
KLM
Deal found 3/14$820
This BusinessClass deal was found by Cheapflights users on 3/16. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/84:47 pm
ONT
-
NCE
2 stops18h 03m
British Airways
Thu 11/1211:40 am
NCE
-
ONT
2 stops19h 19m
British Airways
Deal found 3/16$822
This American Airlines deal was found by Cheapflights users on 3/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/710:59 am
ONT
-
TLS
2 stops20h 36m
American Airlines
Wed 4/159:05 am
TLS
-
ONT
2 stops23h 41m
American Airlines
Deal found 3/14$827
This oojo deal was found by Cheapflights users on 3/14. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/1312:19 pm
ONT
-
TLS
2 stops23h 31m
British Airways
Fri 5/19:35 pm
TLS
-
ONT
2 stops27h 47m
British Airways
Deal found 3/14$828
This United Airlines deal was found by Cheapflights users on 3/15. 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.
Wed 12/25:00 am
ONT
-
TLS
2 stops18h 15m
United Airlines
Sun 12/69:15 am
TLS
-
ONT
2 stops22h 51m
United Airlines
Deal found 3/15$833

Find flight deals from Ontario to France

Keep the following information in mind while searching for Ontario to France flight deals. Data was last updated March 17, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$753
(United Airlines)

One-way from

$318
(oojo)

Popular in

December

Cheapest in

April

Average price

$914
Provider with most accurate pricing for Los Angeles Los Angeles-Paris (PAR) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Los Angeles Los Angeles-Paris (PAR) flights.
Search Deals
From Ontario to France
Search Deals
One-way flight from Ontario to France
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($130 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($30 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to France 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 March 17, 2026.
Use the filters below to find and compare flights from Ontario to France that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioLyon

ONT - LYS

ONTLYS

Ontario

Sun 9/6

5:45 am-11:40 am

2 stops44h 55m

Lyon-Saint Exupéry

Wed 9/9

9:25 am-6:11 pm

2 stops17h 46m

$753

OntarioToulouse

ONT - TLS

ONTTLS

Ontario

Tue 5/5

6:59 pm-8:15 am

2 stops28h 16m

Toulouse Blagnac

Tue 5/19

9:50 am-10:35 pm

2 stops45h 45m

$814

OntarioNice

ONT - NCE

ONTNCE

Ontario

Tue 4/28

6:05 am-10:00 am

2 stops18h 55m

Nice Côte d'Azur

Tue 5/5

1:20 pm-10:59 pm

2 stops18h 39m

$842

OntarioNice

ONT - NCE

ONTNCE

Ontario

Wed 4/15

6:05 am-10:00 am

2 stops18h 55m

Nice Côte d'Azur

Wed 4/22

12:10 pm-10:45 pm

2 stops19h 35m

$843

OntarioNice

ONT - NCE

ONTNCE

Ontario

Mon 4/27

5:10 am-10:00 am

2 stops19h 50m

Nice Côte d'Azur

Tue 5/12

10:20 am-8:36 pm

2 stops19h 16m

$845

OntarioLyon

ONT - LYS

ONTLYS

Ontario

Fri 4/24

11:05 am-1:20 pm

2 stops17h 15m

Lyon-Saint Exupéry

Sun 5/3

6:55 am-5:52 pm

2 stops19h 57m

$855

OntarioParis

ONT - CDG

ONTCDG

Ontario

Wed 5/6

6:00 am-10:25 am

1 stop19h 25m

Paris Charles de Gaulle

Tue 5/12

7:20 am-5:52 pm

2 stops19h 32m

$876

OntarioParis

ONT - CDG

ONTCDG

Ontario

Wed 4/29

7:00 am-1:50 pm

1 stop21h 50m

Paris Charles de Gaulle

Wed 5/6

10:25 am-4:25 pm

1 stop15h 00m

$891

OntarioNice

ONT - NCE

ONTNCE

Ontario

Mon 5/4

10:37 am-12:35 pm

2 stops16h 58m

Nice Côte d'Azur

Mon 5/18

6:10 am-5:52 pm

2 stops20h 42m

$902

OntarioMarseille

ONT - MRS

ONTMRS

Ontario

Sun 4/5

5:02 pm-7:25 pm

2 stops17h 23m

Marseille

Tue 4/21

7:05 am-4:22 pm

2 stops18h 17m

$942

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/16

Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
...
6

Best time to book a flight from Ontario to France

Have a flexible travel schedule? Discover the best time to fly to France from Ontario 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 Ontario to France

What is the cheapest month to book a flight from Ontario to France?

Currently, October is the cheapest month in which you can book a flight from Ontario to France (average of $240). Flying from Ontario to France in June is currently the most expensive (average of $602). 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.

Reviews of airlines servicing France

Get insights into the airlines that provide service to France. 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 France. Reviews last updated March 17, 2026.
Read through reviews of airlines operating flights from Ontario to France, such as Delta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,288 reviews

Entertainment

7.8

Crew

8.5

Boarding

8.1

Food

7.2

Overall

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
7.9
Good
8,288 reviews
Delta
7.9
Good
8,288 reviews

Entertainment

7.8

Crew

8.5

Boarding

8.1

Food

7.2

Overall

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Ontario to France. 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 Ontario to France?

    Located just 3.1 mi from the city center, Ontario (ONT) is the airport most travelers will use when flying to France from Ontario.

  • How long is the flight from Ontario to France?

    For as low as $874, United Airlines can have you in France from Ontario in 17h. There are 5619 mi between Ontario and France. This flight may include one or multiple stops.

  • What are the most popular routes from Ontario to France?

    Most travelers choose Ontario - Paris Charles de Gaulle, Ontario - Nice Côte d'Azur or Ontario - Paris Orly when deciding on the best route from Ontario to France.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ontario to France 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 Ontario to France?

    Currently, October is the cheapest month in which you can book a flight from Ontario to France (average of $240). Flying from Ontario to France in June is currently the most expensive (average of $602). 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

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.

Alternative routes for Ontario to France

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to Heathrow flights
San Francisco to Heathrow flights
Los Angeles to Charles de Gaulle flights
San Francisco to Charles de Gaulle flights
Los Angeles to Leonardo da Vinci/Fiumicino flights
San Francisco to Leonardo da Vinci/Fiumicino flights
San Francisco to Barcelona-El Prat flights
Los Angeles to Madrid flights
Los Angeles to Barcelona-El Prat flights
Los Angeles to Stansted flights
Los Angeles to Gatwick flights
Los Angeles to Istanbul flights
Los Angeles to Frankfurt flights
Los Angeles to London City flights
San Francisco to Gatwick flights
Los Angeles to Amsterdam flights
Los Angeles to Orly flights
San Francisco to Istanbul flights
San Francisco to Stansted flights
Los Angeles to Dublin flights
San Francisco to London City flights
San Francisco to Frankfurt flights
San Francisco to Dublin flights
San Diego to Heathrow flights
Los Angeles to Lisbon flights
San Francisco to Amsterdam flights
San Francisco to Madrid flights
Los Angeles to Athens flights
San Francisco to Lisbon flights
San Francisco to Athens flights
Ontario to Heathrow flights
Los Angeles to Luton flights
San Francisco to Zurich flights
Los Angeles to Copenhagen flights
Los Angeles to Zurich flights
Los Angeles to Frederic Chopin flights
San Francisco to Malpensa flights
San Francisco to Munich flights
Los Angeles to Malpensa flights
Ontario to Leonardo da Vinci/Fiumicino flights
San Francisco to Copenhagen flights
San Francisco to Linate flights
Los Angeles to Munich flights
Las Vegas to Heathrow flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.