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Cheap flights from Ontario to Paris from $398

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Paris departing on 2/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Ontario to Paris

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
5:05 am - 10:30 am
ONT
-
CDG
20h 25m2 stops
Multiple Airlines Logo
6:25 am - 9:58 pm
CDG
-
ONT
24h 33m2 stops
$549Multiple Airlines
Sat, Jan 17 - Sat, Jan 24
British Airways Logo
4:45 pm - 5:30 pm
ONT
-
CDG
15h 45m2 stops
British Airways Logo
7:05 am - 10:13 pm
CDG
-
ONT
24h 08m2 stops
$550British Airways
Sun, Jan 18 - Sun, Feb 1
British Airways Logo
3:09 pm - 4:45 pm
ONT
-
CDG
16h 36m2 stops
British Airways Logo
10:25 am - 10:48 pm
CDG
-
ONT
21h 23m2 stops
$551British Airways
Fri, Jan 16 - Thu, Jan 22
British Airways Logo
4:45 pm - 7:45 pm
ONT
-
CDG
18h 00m2 stops
British Airways Logo
8:35 pm - 10:13 pm
CDG
-
ONT
34h 38m2 stops
$552British Airways
Fri, Jan 16 - Sat, Jan 24
United Airlines Logo
8:11 am - 9:40 am
ONT
-
CDG
16h 29m1 stop
United Airlines Logo
10:20 am - 10:53 pm
CDG
-
ONT
21h 33m2 stops
$554United Airlines
Thu, Jan 1 - Tue, Feb 3
United Airlines Logo
6:00 am - 10:30 am
ONT
-
CDG
19h 30m2 stops
United Airlines Logo
11:15 am - 12:17 pm
CDG
-
ONT
34h 02m3 stops
$557United Airlines
Fri, Jan 16 - Fri, Jan 23
United Airlines Logo
6:00 am - 9:40 am
ONT
-
CDG
18h 40m1 stop
United Airlines Logo
8:50 am - 10:53 pm
CDG
-
ONT
23h 03m2 stops
$558United Airlines
Sun, Jan 4 - Sun, Jan 18
United Airlines Logo
6:32 pm - 6:55 am
ONT
-
CDG
27h 23m2 stops
United Airlines Logo
10:20 am - 10:53 pm
CDG
-
ONT
21h 33m2 stops
$559United Airlines
Tue, Jan 6 - Tue, Jan 13
United Airlines Logo
6:00 am - 10:30 am
ONT
-
CDG
19h 30m2 stops
United Airlines Logo
8:50 am - 5:43 pm
CDG
-
ONT
41h 53m2 stops
$561United Airlines
Wed, Jan 28 - Sun, Feb 1
United Airlines Logo
6:00 am - 7:25 am
ONT
-
CDG
16h 25m2 stops
United Airlines Logo
12:00 pm - 10:53 pm
CDG
-
ONT
19h 53m2 stops
$562United Airlines
Tue, Jan 20 - Tue, Jan 27

British Airways flights from Ontario to Paris Charles de Gaulle Airport

Our best British Airways deals on Ontario to Paris Charles de Gaulle Airport flight tickets
British Airways
Jan 18
ONT4:45 pmOntario
15h 45m
2 stops
CDG5:30 pmParis Charles de Gaulle
Feb 1
CDG7:05 amParis Charles de Gaulle
24h 08m
2 stops
ONT10:13 pmOntario
$550
Find similar
British Airways
Jan 16
ONT3:09 pmOntario
16h 36m
2 stops
CDG4:45 pmParis Charles de Gaulle
Jan 22
CDG10:25 amParis Charles de Gaulle
21h 23m
2 stops
ONT10:48 pmOntario
$551
Find similar
British Airways
Jan 16
ONT4:45 pmOntario
18h 00m
2 stops
CDG7:45 pmParis Charles de Gaulle
Jan 24
CDG8:35 pmParis Charles de Gaulle
34h 38m
2 stops
ONT10:13 pmOntario
$552
Find similar

KLM flights from Ontario to Paris Charles de Gaulle Airport

Our best KLM deals on Ontario to Paris Charles de Gaulle Airport flight tickets
KLM
Dec 29
ONT6:00 amOntario
17h 15m
1 stop
CDG8:15 amParis Charles de Gaulle
Jan 14
CDG8:55 amParis Charles de Gaulle
21h 10m
1 stop
ONT9:05 pmOntario
$772
Find similar
KLM
Dec 18
ONT7:05 amOntario
14h 05m
1 stop
CDG6:10 amParis Charles de Gaulle
Jan 23
CDG10:20 amParis Charles de Gaulle
14h 55m
1 stop
ONT4:15 pmOntario
$1,672
Find similar
KLM
Dec 17
ONT7:05 amOntario
14h 05m
1 stop
CDG6:10 amParis Charles de Gaulle
Dec 25
CDG10:10 amParis Charles de Gaulle
15h 58m
1 stop
ONT5:08 pmOntario
$1,702
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Ontario to Paris Charles de Gaulle Airport 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, momondo users made 832,500 searches. Data last updated December 4, 2025.
Use the filters below to find and compare flights from Ontario to Paris Charles de Gaulle Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

OntarioParis

ONT - CDG

ONTCDG

Ontario

Sat 1/17

5:05 am-10:30 am

2 stops20h 25m

Paris Charles de Gaulle

Sat 1/24

6:25 am-9:58 pm

2 stops24h 33m

$549

OntarioParis

ONT - CDG

ONTCDG

Ontario

Sun 1/18

4:45 pm-5:30 pm

2 stops15h 45m

Paris Charles de Gaulle

Sun 2/1

7:05 am-10:13 pm

2 stops24h 08m

$550

OntarioParis

ONT - CDG

ONTCDG

Ontario

Fri 1/16

3:09 pm-4:45 pm

2 stops16h 36m

Paris Charles de Gaulle

Thu 1/22

10:25 am-10:48 pm

2 stops21h 23m

$551

OntarioParis

ONT - CDG

ONTCDG

Ontario

Fri 1/16

4:45 pm-7:45 pm

2 stops18h 00m

Paris Charles de Gaulle

Sat 1/24

8:35 pm-10:13 pm

2 stops34h 38m

$552

OntarioParis

ONT - CDG

ONTCDG

Ontario

Thu 1/1

8:11 am-9:40 am

1 stop16h 29m

Paris Charles de Gaulle

Tue 2/3

10:20 am-10:53 pm

2 stops21h 33m

$554

OntarioParis

ONT - CDG

ONTCDG

Ontario

Fri 1/16

6:00 am-10:30 am

2 stops19h 30m

Paris Charles de Gaulle

Fri 1/23

11:15 am-12:17 pm

3 stops34h 02m

$557

OntarioParis

ONT - CDG

ONTCDG

Ontario

Sun 1/4

6:00 am-9:40 am

1 stop18h 40m

Paris Charles de Gaulle

Sun 1/18

8:50 am-10:53 pm

2 stops23h 03m

$558

OntarioParis

ONT - CDG

ONTCDG

Ontario

Tue 1/6

6:32 pm-6:55 am

2 stops27h 23m

Paris Charles de Gaulle

Tue 1/13

10:20 am-10:53 pm

2 stops21h 33m

$559

OntarioParis

ONT - CDG

ONTCDG

Ontario

Wed 1/28

6:00 am-10:30 am

2 stops19h 30m

Paris Charles de Gaulle

Sun 2/1

8:50 am-5:43 pm

2 stops41h 53m

$561

OntarioParis

ONT - CDG

ONTCDG

Ontario

Tue 1/20

6:00 am-7:25 am

2 stops16h 25m

Paris Charles de Gaulle

Tue 1/27

12:00 pm-10:53 pm

2 stops19h 53m

$562

Flights are sorted by cheapest round-trip flights first.

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See travel insights to Paris from

How to get the cheapest flight ticket from Ontario to Paris Charles de Gaulle Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Ontario and Paris Charles de Gaulle Airport?

What is the cheapest month to fly to Paris Charles de Gaulle Airport?

The month of January is, on average, the cheapest month to fly to Paris Charles de Gaulle Airport from Ontario, with most prices found around $574. If you don’t want to visit Paris Charles de Gaulle Airport in January, then you should wait until February to fly from Ontario, when ticket prices are also cheap, with an average price of $617.

What is the cheapest day to depart on your flight to Paris Charles de Gaulle Airport?

The cheapest day to depart from Ontario to Paris Charles de Gaulle Airport is on a Monday. Travelers who choose to depart for Paris Charles de Gaulle Airport on a Monday will often find tickets for as low as $880. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to Paris Charles de Gaulle Airport on Saturday is $1,012.

What is the cheapest time of day to depart on your flight to Paris Charles de Gaulle Airport?

The cheapest time of day to fly to Paris Charles de Gaulle Airport is in the evening when flights can be purchased for as low as $764. Flights at noon are often more expensive with an average ticket price of $1,072.

When to book flights from Ontario to Paris Charles de Gaulle Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Ontario to Paris Charles de Gaulle Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Ontario to Paris Charles de Gaulle Airport (ONT to CDG) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Paris Charles de Gaulle Airport

Fastest flight time

13h 15m

Direct flights

None
The fastest flight from Ontario to Paris Charles de Gaulle Airport takes 13h 15m
There are no direct flights from Ontario to Paris Charles de Gaulle Airport. There are no popular flight routes from Ontario to Paris Charles de Gaulle Airport.
Search flight deals

  • How far is Ontario to Paris Charles de Gaulle by plane?

    There are 5620.5 mi between Ontario and Paris Charles de Gaulle. Typically, this will take 13h 06m by plane in normal conditions.

  • When did momondo last update prices for flights from Ontario Airport to Paris Charles de Gaulle Airport?

    Prices for flights from Ontario Airport to Paris Charles de Gaulle Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Ontario Airport to Paris Charles de Gaulle Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Paris Charles de Gaulle Airport.

  • What documentation or ID do you need to fly to Paris Charles de Gaulle Airport?

    The travel and health documents required for your trip to Paris Charles de Gaulle Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Paris Charles de Gaulle Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Traveling to a place near Paris?

Book flights to Paris if you plan to visit one of these locations
Roissy-en-France
Chessy
Versailles
Tremblay-en-France
Courbevoie
Orly
Issy-les-Moulineaux
Saint-Denis
Chartres
Ivry-sur-Seine
Levallois-Perret
Massy
Orléans
Magny-le-Hongre
Nanterre
Neuilly-sur-Seine
Suresnes
Chantilly
Beauvais
Fontainebleau

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Paris?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Paris from Ontario.

Can I find flights from Ontario to Paris with flexible booking policies on momondo?

Flights from Ontario to Paris with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Ontario to Paris?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Ontario to Paris.

I’m not ready to book a flight from Ontario to Paris right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Ontario to Paris now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Paris and let you know when they change.

An easier way to manage your Paris Charles de Gaulle Airport trip

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