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Charles de Gaulle

$372+ Cheap flights from Ontario (ONT) to Charles de Gaulle (CDG)

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 2/15. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — CDG
Feb 24 — Mar 31
Tue 2/24
Tue 3/3
1 adult, Economy
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Cheap flight deals from Ontario to Charles de Gaulle

Cheapest flights from Ontario to Charles de Gaulle
Explore the most affordable flight options available from Ontario to Charles de Gaulle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 25, 2026.

This oojo deal was found by Cheapflights users on 1/24. 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 2/242:39 pm
ONT
-
CDG
2 stops17h 51m
British Airways
Tue 3/38:35 pm
CDG
-
ONT
2 stops34h 44m
British Airways
Deal found 1/24$552
This United Airlines deal was found by Cheapflights users on 1/25. 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 2/226:09 am
ONT
-
CDG
1 stop18h 31m
United Airlines
Sat 3/76:25 am
CDG
-
ONT
2 stops25h 26m
United Airlines
Deal found 1/25$554
This United Airlines deal was found by Cheapflights users on 1/24. 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 3/66:15 am
ONT
-
CDG
1 stop18h 25m
United Airlines
Wed 3/116:15 am
CDG
-
ONT
2 stops19h 26m
United Airlines
Deal found 1/24$558
This United Airlines deal was found by Cheapflights users on 1/24. 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 3/106:15 am
ONT
-
CDG
2 stops16h 40m
United Airlines
Tue 3/179:10 am
CDG
-
ONT
2 stops21h 47m
United Airlines
Deal found 1/24$564
This Delta deal was found by Cheapflights users on 1/25. 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 2/226:00 am
ONT
-
CDG
2 stops17h 10m
Delta
Sat 3/710:15 am
CDG
-
ONT
2 stops19h 50m
Delta
Deal found 1/25$565
This Air Canada deal was found by Cheapflights users on 1/25. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/295:10 am
ONT
-
CDG
2 stops16h 55m
Multiple Airlines
Wed 5/61:30 pm
CDG
-
ONT
3 stops40h 06m
Multiple Airlines
Deal found 1/25$566
This American Airlines deal was found by Cheapflights users on 1/24. 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.
Sat 2/2110:56 am
ONT
-
CDG
1 stop13h 09m
American Airlines
Fri 3/611:05 am
CDG
-
ONT
1 stop16h 37m
American Airlines
Deal found 1/24$567
This Delta deal was found by Cheapflights users on 1/25. 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 2/2210:20 pm
ONT
-
CDG
1 stop29h 55m
Delta
Sun 3/88:55 am
CDG
-
ONT
1 stop20h 05m
Delta
Deal found 1/25$571
This United Airlines deal was found by Cheapflights users on 1/25. 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 3/66:15 am
ONT
-
CDG
1 stop18h 25m
United Airlines
Sun 3/159:00 am
CDG
-
ONT
1 stop21h 57m
United Airlines
Deal found 1/25$574
This Iberia deal was found by Cheapflights users on 1/24. 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.
Sat 2/217:00 am
ONT
-
CDG
1 stop17h 05m
Iberia
Fri 3/611:05 am
CDG
-
ONT
1 stop20h 24m
Iberia
Deal found 1/24$577

Find flight deals from Ontario to Charles de Gaulle

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Charles de Gaulle (CDG). 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 January 25, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$549
(United Airlines)

One-way from

$372
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$572
Provider with most accurate pricing for Ontario-Paris Charles de Gaulle flight deals.
Search Deals
Provider most trusted by Cheapflights users for Ontario-Paris Charles de Gaulle flights.
Search Deals
From Ontario to Paris Charles de Gaulle
Search Deals
One-way flight from Ontario to Paris Charles de Gaulle
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($220 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($70 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Charles de Gaulle 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 January 25, 2026.
Use the filters below to find and compare flights from Ontario to Paris Charles de Gaulle Airport that are best for you.

Fly from

Ontario

Fly to

Charles de Gaulle

Route

Depart

Return

Price

OntarioParis

ONT - CDG

ONTCDG

Ontario

Sun 2/22

6:09 am-9:40 am

1 stop18h 31m

Paris Charles de Gaulle

Sat 3/7

6:25 am-10:57 pm

2 stops25h 32m

$554

OntarioParis

ONT - CDG

ONTCDG

Ontario

Sat 5/2

1:30 pm-10:25 am

1 stop35h 55m

Paris Charles de Gaulle

Wed 5/13

10:25 am-10:59 pm

2 stops21h 34m

$558

OntarioParis

ONT - CDG

ONTCDG

Ontario

Mon 5/4

1:30 pm-10:25 am

1 stop35h 55m

Paris Charles de Gaulle

Fri 5/15

11:15 am-9:41 am

2 stops31h 26m

$558

OntarioParis

ONT - CDG

ONTCDG

Ontario

Sun 2/22

6:09 am-9:40 am

1 stop18h 31m

Paris Charles de Gaulle

Wed 3/4

2:25 pm-10:57 pm

2 stops17h 32m

$558

OntarioParis

ONT - CDG

ONTCDG

Ontario

Tue 3/10

6:15 am-9:40 am

1 stop19h 25m

Paris Charles de Gaulle

Tue 3/17

6:30 am-10:57 pm

2 stops24h 27m

$558

OntarioParis

ONT - CDG

ONTCDG

Ontario

Mon 2/23

6:10 am-9:40 am

1 stop18h 30m

Paris Charles de Gaulle

Wed 3/4

2:25 pm-10:57 pm

2 stops17h 32m

$558

OntarioParis

ONT - CDG

ONTCDG

Ontario

Mon 2/23

6:10 am-9:40 am

1 stop18h 30m

Paris Charles de Gaulle

Tue 3/3

6:30 am-5:41 pm

2 stops20h 11m

$558

OntarioParis

ONT - CDG

ONTCDG

Ontario

Sat 2/21

6:10 am-9:40 am

1 stop18h 30m

Paris Charles de Gaulle

Tue 3/3

6:30 am-5:41 pm

2 stops20h 11m

$558

OntarioParis

ONT - CDG

ONTCDG

Ontario

Mon 5/4

11:53 am-1:50 pm

1 stop16h 57m

Paris Charles de Gaulle

Tue 5/12

2:00 pm-10:09 pm

1 stop17h 09m

$574

OntarioParis

ONT - CDG

ONTCDG

Ontario

Fri 3/6

6:15 am-9:40 am

1 stop18h 25m

Paris Charles de Gaulle

Sun 3/15

9:00 am-10:57 pm

1 stop21h 57m

$574

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/24

Showing 1-10 of 22 results
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Compare providers for flights from Ontario to Charles de Gaulle

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 Charles de Gaulle in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 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-Paris Charles de Gaulle Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-Paris Charles de Gaulle Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ontario-Paris Charles de Gaulle Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Ontario-Paris Charles de Gaulle Airport flights, Cheapflights users trust FlightHub the most. FlightHub 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-Paris Charles de Gaulle 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 Charles de Gaulle

Have a flexible travel schedule? Discover the best time to fly to Charles de Gaulle 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 Paris Charles de Gaulle Airport

What is the cheapest month to book a flight from Ontario to Paris Charles de Gaulle Airport?

Currently, August is the cheapest month in which you can book a flight from Ontario to Paris Charles de Gaulle Airport (average of $361). Flying from Ontario to Paris Charles de Gaulle Airport 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.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Charles de Gaulle. 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 Paris Charles de Gaulle?

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

  • How long is the flight from Ontario to Paris Charles de Gaulle Airport?

    A quick flight from Ontario to Paris Charles de Gaulle Airport can take about 18h 31m. United Airlines provides one of the quickest options available for as low as $554. The distance between Ontario and Paris Charles de Gaulle Airport is about 5619 mi.

  • Can I find deals for flights from Ontario to Charles de Gaulle that include hotel bookings?

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

  • How can I find direct flights from Ontario to Charles de Gaulle?

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

  • Can I find deals for business class flights from Ontario to Charles de Gaulle?

    Yes. Cheapflights offers flight deals from Ontario to Charles de Gaulle 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 Paris Charles de Gaulle Airport?

    Currently, August is the cheapest month in which you can book a flight from Ontario to Paris Charles de Gaulle Airport (average of $361). Flying from Ontario to Paris Charles de Gaulle Airport 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

Traveling to a place near Paris Charles de Gaulle Airport?

Book flights to Paris Charles de Gaulle Airport if you plan to visit one of these locations
Roissy-en-France
Nanterre
Issy-les-Moulineaux
Tremblay-en-France
Auxerre
Courbevoie
Vanves
Ivry-sur-Seine
Cergy
Massy
Levallois-Perret
Beauvais
Magny-le-Hongre
Orly
Serris
Villepinte
Vincennes
Versailles
Neuilly-sur-Seine
Saint-Denis

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Alternative routes for Ontario to Charles de Gaulle

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