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Ontario

$417+ Cheap flights from Paris (PAR) to Ontario (ONT)

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 9/12. Fares are subject to change and may not be available on all flights or dates of travel.
PAR — ONT
Aug 5 — Aug 121
Tue 8/5
Tue 8/12
1 adult, Economy
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Cheap flight deals from Paris to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Paris (PAR) to Ontario (ONT). 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 July 31, 2025.

Round-trip from

$525
(United Airlines)

One-way from

$417
(Kiwi.com)

Popular in

July

Cheapest in

September

Average price

$883
From Paris (PAR) to Ontario
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One-way flight from Paris (PAR) to Ontario
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Highest demand for flights based on searches. 15% potential increase in price ($125 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($18 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Paris to Ontario

Cheapest flights from Paris to Ontario
Explore the most affordable flight options available from Paris to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2025.

This United Airlines deal was found by Cheapflights users on 7/31. 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 10/2310:30 amCDG - ONT
2 stops21h 22mUnited Airlines
Tue 11/47:00 amONT - CDG
1 stop17h 55mUnited Airlines
Deal found 7/31$525
This American Airlines deal was found by Cheapflights users on 7/31. 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.
Thu 10/238:15 amCDG - ONT
2 stops22h 34mAmerican Airlines
Mon 11/312:53 pmONT - CDG
2 stops19h 27mAmerican Airlines
Deal found 7/31$543
This Air Canada deal was found by Cheapflights users on 7/30. 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.
Sat 9/62:10 pmCDG - ONT
2 stops17h 20mMultiple Airlines
Mon 9/295:05 amONT - CDG
2 stops16h 45mMultiple Airlines
Deal found 7/30$558
This Air Canada deal was found by Cheapflights users on 7/30. 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.
Fri 9/122:10 pmCDG - ONT
3 stops31h 22mAir Canada
Sun 9/285:05 amONT - CDG
3 stops20h 15mAir Canada
Deal found 7/30$570
This Air France deal was found by Cheapflights users on 7/31. 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 France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/37:05 amORY - ONT
2 stops21h 06mAir France
Sun 9/1411:55 amONT - ORY
2 stops17h 20mAir France
Deal found 7/31$583
This Kissandfly.com deal was found by Cheapflights users on 7/30. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1212:15 pmCDG - ONT
2 stops30h 48mBritish Airways
Sun 9/2810:55 amONT - CDG
1 stop14h 05mBritish Airways
Deal found 7/30$585
This Iberia deal was found by Cheapflights users on 7/31. 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.
Sun 12/77:00 amCDG - ONT
2 stops23h 58mIberia
Sat 12/1312:53 pmONT - CDG
1 stop35h 12mIberia
Deal found 7/31$586
This American Airlines deal was found by Cheapflights users on 7/31. 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.
Thu 9/1110:10 amORY - ONT
2 stops41h 44mAmerican Airlines
Wed 9/242:54 pmONT - ORY
2 stops40h 36mAmerican Airlines
Deal found 7/31$716
This Air France deal was found by Cheapflights users on 7/31. 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 France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/710:20 amCDG - ONT
1 stop14h 33mAir France
Sat 11/1512:00 pmONT - CDG
1 stop13h 30mAir France
Deal found 7/31$753
This Iberia deal was found by Cheapflights users on 7/30. 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.
Mon 10/1312:45 pmORY - ONT
2 stops20h 14mIberia
Wed 10/222:51 pmONT - ORY
2 stops19h 19mIberia
Deal found 7/30$928
This Expedia deal was found by Cheapflights users on 7/31. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/212:45 pmORY - ONT
2 stops19h 03mMultiple Airlines
Thu 9/1110:55 amONT - ORY
2 stops19h 10mMultiple Airlines
Deal found 7/31$2,367

Cheapflights Fare Finder

 
Customize your flight search to find flights from Paris to Ontario 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 July 31, 2025.
Use the filters below to find and compare flights from Paris to Ontario that are best for you.

Fly from

Paris

Fly to

Ontario

Route

Depart

Return

Price

ParisOntario

CDG - ONT

CDGONT

Paris Charles de Gaulle

Thu 10/23

10:30 am-10:52 pm

2 stops21h 22m

Ontario

Tue 11/4

7:00 am-9:55 am

1 stop17h 55m

$525

ParisOntario

CDG - ONT

CDGONT

Paris Charles de Gaulle

Thu 10/23

8:15 am-9:49 pm

2 stops22h 34m

Ontario

Mon 11/3

12:53 pm-5:20 pm

2 stops19h 27m

$543

ParisOntario

CDG - ONT

CDGONT

Paris Charles de Gaulle

Thu 1/8

11:05 am-10:02 pm

1 stop19h 57m

Ontario

Wed 1/21

8:43 am-9:05 am

1 stop15h 22m

$556

ParisOntario

CDG - ONT

CDGONT

Paris Charles de Gaulle

Sat 9/6

2:10 pm-10:30 pm

2 stops17h 20m

Ontario

Mon 9/29

5:05 am-6:50 am

2 stops16h 45m

$558

ParisOntario

CDG - ONT

CDGONT

Paris Charles de Gaulle

Fri 9/12

2:10 pm-12:32 pm

3 stops31h 22m

Ontario

Sun 9/28

5:05 am-10:20 am

3 stops20h 15m

$570

ParisOntario

ORY - ONT

ORYONT

Paris Orly

Wed 9/3

7:05 am-7:11 pm

2 stops21h 06m

Ontario

Sun 9/14

11:55 am-2:15 pm

2 stops17h 20m

$583

ParisOntario

CDG - ONT

CDGONT

Paris Charles de Gaulle

Fri 9/12

12:15 pm-10:03 am

2 stops30h 48m

Ontario

Sun 9/28

10:55 am-10:00 am

1 stop14h 05m

$585

ParisOntario

ORY - ONT

ORYONT

Paris Orly

Thu 9/11

10:10 am-6:54 pm

2 stops41h 44m

Ontario

Wed 9/24

2:54 pm-4:30 pm

2 stops40h 36m

$716

ParisOntario

CDG - ONT

CDGONT

Paris Charles de Gaulle

Fri 11/7

10:20 am-3:53 pm

1 stop14h 33m

Ontario

Sat 11/15

12:00 pm-10:30 am

1 stop13h 30m

$753

ParisOntario

ORY - ONT

ORYONT

Paris Orly

Mon 10/13

12:45 pm-11:59 pm

2 stops20h 14m

Ontario

Wed 10/22

2:51 pm-7:10 pm

2 stops19h 19m

$928

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/31

Showing 1-10 of 21 results
1
2
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Best time to book a flight from Paris to Ontario

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

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

Currently, August is the cheapest month in which you can book a flight from Paris to Ontario (average of $246). Flying from Paris to Ontario in March is currently the most expensive (average of $328). 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 Ontario

Get insights into the airlines that provide service to Ontario. 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 Ontario. Reviews last updated July 31, 2025.
Read through reviews of airlines operating flights from Paris to Ontario, such as Air France, United Airlines, and JetBlue. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Air France
7.5
Good
1,465 reviews

Comfort

7.4

Boarding

7.4

Crew

8.1

Entertainment

7.0

Overall

7.5

Food

7.0

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2025

SGN - CDG

Staff attentive, would have liked a covering on the seats for sleeping (as Vietnam airways did - and others) ‘duvet’ cover very light- needed but heavier. Food not great, scallop did not smell right, chicken over cooked.
Air France
7.5
Good
1,465 reviews
Air France
7.5
Good
1,465 reviews

Comfort

7.4

Boarding

7.4

Crew

8.1

Entertainment

7.0

Overall

7.5

Food

7.0

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2025

SGN - CDG

Staff attentive, would have liked a covering on the seats for sleeping (as Vietnam airways did - and others) ‘duvet’ cover very light- needed but heavier. Food not great, scallop did not smell right, chicken over cooked.
United Airlines
7.4
Good
8,900 reviews
Air France
7.5
Good
1,465 reviews

Comfort

7.4

Boarding

7.4

Crew

8.1

Entertainment

7.0

Overall

7.5

Food

7.0

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2025

SGN - CDG

Staff attentive, would have liked a covering on the seats for sleeping (as Vietnam airways did - and others) ‘duvet’ cover very light- needed but heavier. Food not great, scallop did not smell right, chicken over cooked.
JetBlue
7.3
Good
2,914 reviews
Air France
7.5
Good
1,465 reviews

Comfort

7.4

Boarding

7.4

Crew

8.1

Entertainment

7.0

Overall

7.5

Food

7.0

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2025

SGN - CDG

Staff attentive, would have liked a covering on the seats for sleeping (as Vietnam airways did - and others) ‘duvet’ cover very light- needed but heavier. Food not great, scallop did not smell right, chicken over cooked.
American Airlines
7.2
Good
10,000 reviews
Air France
7.5
Good
1,465 reviews

Comfort

7.4

Boarding

7.4

Crew

8.1

Entertainment

7.0

Overall

7.5

Food

7.0

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2025

SGN - CDG

Staff attentive, would have liked a covering on the seats for sleeping (as Vietnam airways did - and others) ‘duvet’ cover very light- needed but heavier. Food not great, scallop did not smell right, chicken over cooked.
WestJet
7.2
Good
2,978 reviews
Air France
7.5
Good
1,465 reviews

Comfort

7.4

Boarding

7.4

Crew

8.1

Entertainment

7.0

Overall

7.5

Food

7.0

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2025

SGN - CDG

Staff attentive, would have liked a covering on the seats for sleeping (as Vietnam airways did - and others) ‘duvet’ cover very light- needed but heavier. Food not great, scallop did not smell right, chicken over cooked.

Related info for your journey

Find useful and relevant information for your journey from Paris to Ontario. 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 into for flights to Ontario from Paris?

    Most people fly into Ontario (ONT) if they book a flight to Ontario from Paris. On average, Ontario has 0 inbound flights from Paris per day from 0 airlines. Ontario is conveniently located just 3.1 mi from Ontario’s city center.

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

    Currently priced at $525, United Airlines will fly you from Paris to Ontario and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from American Airlines and Iberia - these airlines can fly you to your destination from $543 and $556, respectively.

  • What are the cheapest airlines to fly from Paris to Ontario one-way?

    For one-way options, check prices for JetBlue. According to our data, you can fly for as low as $581. Users have also found prices from $596 and $792 on WestJet and Iberia, respectively.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Paris to Ontario (average of $246). Flying from Paris to Ontario in March is currently the most expensive (average of $328). 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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Alternative routes for Paris to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
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