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$269+ 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 8/12. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — CDG
Apr 1 — Apr 81
Wed 4/1
Wed 4/8
1 adult, Economy
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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 2, 2026.

This Gotogate deal was found by Cheapflights users on 2/28. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/82:59 pm
ONT
-
MRS
2 stops16h 26m
British Airways
Fri 11/1311:05 am
MRS
-
ONT
2 stops20h 18m
British Airways
Deal found 2/28$587
This United Airlines deal was found by Cheapflights users on 2/27. 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 4/191:34 pm
ONT
-
LYS
2 stops37h 06m
United Airlines
Fri 5/82:05 pm
LYS
-
ONT
2 stops36h 56m
United Airlines
Deal found 2/27$623
This United Airlines deal was found by Cheapflights users on 2/27. 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 10/201:00 pm
ONT
-
NCE
2 stops19h 10m
United Airlines
Tue 10/2710:20 am
NCE
-
ONT
2 stops18h 00m
United Airlines
Deal found 2/27$660
This United Airlines deal was found by Cheapflights users on 3/1. 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 8/235:00 am
ONT
-
NCE
2 stops20h 55m
United Airlines
Tue 9/82:25 pm
NCE
-
ONT
2 stops17h 33m
United Airlines
Deal found 3/1$675
This British Airways deal was found by Cheapflights users on 2/26. 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.
Sun 4/124:52 pm
ONT
-
MRS
2 stops17h 33m
British Airways
Tue 4/287:05 am
MRS
-
ONT
2 stops18h 17m
British Airways
Deal found 2/26$682
This oojo deal was found by Cheapflights users on 2/27. 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 4/74:52 pm
ONT
-
MRS
2 stops20h 53m
British Airways
Tue 4/288:25 pm
MRS
-
ONT
2 stops28h 57m
British Airways
Deal found 2/27$686
This United Airlines deal was found by Cheapflights users on 3/2. 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 11/206:53 pm
ONT
-
LYS
2 stops31h 12m
United Airlines
Wed 11/2510:45 am
LYS
-
ONT
2 stops19h 36m
United Airlines
Deal found 3/2$703
This United Airlines deal was found by Cheapflights users on 3/2. 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 4/221:27 pm
ONT
-
LYS
2 stops19h 23m
United Airlines
Fri 5/81:00 pm
LYS
-
ONT
2 stops18h 59m
United Airlines
Deal found 3/2$705
This British Airways deal was found by Cheapflights users on 2/28. 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.
Sun 4/124:52 pm
ONT
-
MRS
2 stops17h 33m
British Airways
Mon 4/2710:55 am
MRS
-
ONT
2 stops20h 04m
British Airways
Deal found 2/28$706
This oojo deal was found by Cheapflights users on 3/1. 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.
Sun 9/64:54 pm
ONT
-
NCE
2 stops18h 41m
British Airways
Mon 9/149:30 pm
NCE
-
ONT
2 stops29h 09m
British Airways
Deal found 3/1$715
This United Airlines deal was found by Cheapflights users on 2/26. 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 9/11:00 pm
ONT
-
MRS
2 stops19h 10m
United Airlines
Mon 9/710:55 am
MRS
-
ONT
2 stops21h 11m
United Airlines
Deal found 2/26$718
This United Airlines deal was found by Cheapflights users on 2/27. 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 10/16:02 am
ONT
-
NCE
2 stops18h 58m
United Airlines
Tue 10/66:50 am
NCE
-
ONT
2 stops19h 57m
United Airlines
Deal found 2/27$726

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 2, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$623
(United Airlines)

One-way from

$269
(oojo)

Popular in

December

Cheapest in

May

Average price

$828
Provider with most accurate pricing for Los Angeles-Paris (PAR) flight deals.
Search Deals
Provider most trusted by Cheapflights users for 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. 15% potential increase in price ($137 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% 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 2, 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

OntarioLyon

ONT - LYS

ONTLYS

Ontario

Sun 4/19

1:34 pm-11:40 am

2 stops37h 06m

Lyon-Saint Exupéry

Fri 5/8

2:05 pm-6:01 pm

2 stops36h 56m

$623

OntarioMarseille

ONT - MRS

ONTMRS

Ontario

Sun 4/12

4:52 pm-7:25 pm

2 stops17h 33m

Marseille

Tue 4/28

7:05 am-4:22 pm

2 stops18h 17m

$682

OntarioLyon

ONT - LYS

ONTLYS

Ontario

Wed 4/22

1:27 pm-5:50 pm

2 stops19h 23m

Lyon-Saint Exupéry

Fri 5/8

1:00 pm-10:59 pm

2 stops18h 59m

$705

OntarioMarseille

ONT - MRS

ONTMRS

Ontario

Sun 4/12

4:52 pm-7:25 pm

2 stops17h 33m

Marseille

Mon 4/27

10:55 am-9:59 pm

2 stops20h 04m

$707

OntarioMarseille

ONT - MRS

ONTMRS

Ontario

Mon 5/11

10:37 am-1:05 pm

2 stops17h 28m

Marseille

Wed 5/27

5:55 am-10:46 pm

2 stops25h 51m

$744

OntarioLyon

ONT - LYS

ONTLYS

Ontario

Wed 4/15

6:00 am-10:35 am

2 stops19h 35m

Lyon-Saint Exupéry

Wed 4/22

6:10 am-11:46 pm

2 stops26h 36m

$747

OntarioMarseille

ONT - MRS

ONTMRS

Ontario

Tue 4/14

11:05 am-1:05 pm

2 stops17h 00m

Marseille

Tue 4/21

10:55 am-9:50 pm

2 stops19h 55m

$749

OntarioMarseille

ONT - MRS

ONTMRS

Ontario

Wed 4/22

11:05 am-5:55 pm

2 stops21h 50m

Marseille

Fri 5/8

6:05 am-10:59 pm

2 stops25h 54m

$763

OntarioLyon

ONT - LYS

ONTLYS

Ontario

Fri 4/24

10:59 am-12:45 pm

2 stops16h 46m

Lyon-Saint Exupéry

Thu 5/7

11:25 am-9:59 pm

2 stops19h 34m

$800

OntarioMarseille

ONT - MRS

ONTMRS

Ontario

Wed 4/22

4:52 pm-10:45 pm

2 stops20h 53m

Marseille

Wed 4/29

7:15 am-4:22 pm

2 stops18h 07m

$811

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/1

Showing 1-10 of 60 resultsSorted by cheapest first
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2
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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 $331). Flying from Ontario to France in June is currently the most expensive (average of $585). 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 2, 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
8,242 reviews

Comfort

7.9

Crew

8.5

Entertainment

7.8

Overall

7.9

Boarding

8.1

Food

7.2

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
8,242 reviews
Delta
7.9
Good
8,242 reviews

Comfort

7.9

Crew

8.5

Entertainment

7.8

Overall

7.9

Boarding

8.1

Food

7.2

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 $682, United Airlines can have you in France from Ontario in 17h 33m. There are 5980 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 $331). Flying from Ontario to France in June is currently the most expensive (average of $585). 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

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