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Cheap flights from Ontario to Paris from $345

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 3/26. 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.
British Airways Logo
5:02 pm - 10:45 pm
ONT
-
CDG
20h 43m
2 stops
British Airways Logo
11:55 am - 10:49 pm
CDG
-
ONT
19h 54m
2 stops
$552British Airways
Mon, Feb 16 - Tue, Feb 24
United Airlines Logo
6:09 am - 9:40 am
ONT
-
CDG
18h 31m
1 stop
United Airlines Logo
6:15 am - 5:41 pm
CDG
-
ONT
20h 26m
2 stops
$557United Airlines
Sun, Feb 22 - Mon, Mar 2
Delta Logo
6:00 am - 1:50 pm
ONT
-
CDG
22h 50m
1 stop
Delta Logo
8:15 am - 10:37 pm
CDG
-
ONT
23h 22m
2 stops
$559Delta
Tue, Apr 7 - Tue, Apr 14
United Airlines Logo
5:10 am - 10:20 am
ONT
-
CDG
20h 10m
2 stops
United Airlines Logo
7:45 am - 12:14 pm
CDG
-
ONT
37h 29m
2 stops
$560United Airlines
Wed, Apr 15 - Wed, Apr 22
Air Canada Logo
5:10 am - 7:05 am
ONT
-
CDG
16h 55m
2 stops
Air Canada Logo
12:40 pm - 8:36 pm
CDG
-
ONT
40h 56m
2 stops
$561Air Canada
Tue, Apr 7 - Tue, Apr 14
American Airlines Logo
10:56 am - 9:05 am
ONT
-
CDG
13h 09m
1 stop
American Airlines Logo
11:05 am - 6:42 pm
CDG
-
ONT
16h 37m
1 stop
$563American Airlines
Sat, Feb 14 - Fri, Feb 27
American Airlines Logo
10:56 am - 9:05 am
ONT
-
CDG
13h 09m
1 stop
American Airlines Logo
11:05 am - 6:42 pm
CDG
-
ONT
16h 37m
1 stop
$564American Airlines
Sat, Feb 14 - Fri, Feb 27
Multiple Airlines Logo
5:10 am - 7:05 am
ONT
-
CDG
16h 55m
2 stops
Multiple Airlines Logo
1:30 pm - 8:36 pm
CDG
-
ONT
40h 06m
3 stops
$565Multiple Airlines
Wed, Apr 29 - Wed, May 6
Air Canada Logo
5:10 am - 10:00 am
ONT
-
CDG
43h 50m
2 stops
Air Canada Logo
12:40 pm - 8:36 pm
CDG
-
ONT
40h 56m
2 stops
$566Air Canada
Mon, Apr 6 - Tue, Apr 14
Iberia Logo
10:56 am - 9:05 am
ONT
-
CDG
13h 09m
1 stop
Iberia Logo
11:05 am - 11:59 pm
CDG
-
ONT
21h 54m
1 stop
$571Iberia
Sat, Feb 14 - Fri, Feb 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
Feb 16
ONT5:02 pmOntario
20h 43m
2 stops
CDG10:45 pmParis Charles de Gaulle
Feb 24
CDG11:55 amParis Charles de Gaulle
19h 54m
2 stops
ONT10:49 pmOntario
$552
British Airways
Feb 15
ONT5:02 pmOntario
17h 43m
2 stops
CDG7:45 pmParis Charles de Gaulle
Feb 22
CDG10:50 amParis Charles de Gaulle
20h 17m
2 stops
ONT10:07 pmOntario
$652
British Airways
Mar 9
ONT2:39 pmOntario
18h 41m
2 stops
CDG5:20 pmParis Charles de Gaulle
Mar 17
CDG11:55 amParis Charles de Gaulle
30h 11m
2 stops
ONT10:06 amOntario
$657

United Airlines flights from Ontario to Paris Charles de Gaulle Airport

Our best United Airlines deals on Ontario to Paris Charles de Gaulle Airport flight tickets
United Airlines
Feb 22
ONT6:09 amOntario
18h 31m
1 stop
CDG9:40 amParis Charles de Gaulle
Mar 2
CDG6:15 amParis Charles de Gaulle
20h 26m
2 stops
ONT5:41 pmOntario
$557
United Airlines
Apr 15
ONT5:10 amOntario
20h 10m
2 stops
CDG10:20 amParis Charles de Gaulle
Apr 22
CDG7:45 amParis Charles de Gaulle
37h 29m
2 stops
ONT12:14 pmOntario
$560
United Airlines
Feb 28
ONT6:10 amOntario
18h 30m
1 stop
CDG9:40 amParis Charles de Gaulle
Mar 6
CDG2:25 pmParis Charles de Gaulle
41h 32m
2 stops
ONT10:57 pmOntario
$577

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 January 19, 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

Fly to

Route

Depart

Return

Price

OntarioParis

ONT - CDG

ONTCDG

Ontario

Mon 2/16

5:02 pm-10:45 pm

2 stops20h 43m

Paris Charles de Gaulle

Tue 2/24

11:55 am-10:49 pm

2 stops19h 54m

$552

OntarioParis

ONT - CDG

ONTCDG

Ontario

Sun 2/22

6:09 am-9:40 am

1 stop18h 31m

Paris Charles de Gaulle

Mon 3/2

6:15 am-5:41 pm

2 stops20h 26m

$557

OntarioParis

ONT - CDG

ONTCDG

Ontario

Tue 4/7

6:00 am-1:50 pm

1 stop22h 50m

Paris Charles de Gaulle

Tue 4/14

8:15 am-10:37 pm

2 stops23h 22m

$559

OntarioParis

ONT - CDG

ONTCDG

Ontario

Wed 4/15

5:10 am-10:20 am

2 stops20h 10m

Paris Charles de Gaulle

Wed 4/22

7:45 am-12:14 pm

2 stops37h 29m

$560

OntarioParis

ONT - CDG

ONTCDG

Ontario

Tue 4/7

5:10 am-7:05 am

2 stops16h 55m

Paris Charles de Gaulle

Tue 4/14

12:40 pm-8:36 pm

2 stops40h 56m

$561

OntarioParis

ONT - CDG

ONTCDG

Ontario

Sat 2/14

10:56 am-9:05 am

1 stop13h 09m

Paris Charles de Gaulle

Fri 2/27

11:05 am-6:42 pm

1 stop16h 37m

$563

OntarioParis

ONT - CDG

ONTCDG

Ontario

Sat 2/14

10:56 am-9:05 am

1 stop13h 09m

Paris Charles de Gaulle

Fri 2/27

11:05 am-6:42 pm

1 stop16h 37m

$564

OntarioParis

ONT - CDG

ONTCDG

Ontario

Wed 4/29

5:10 am-7:05 am

2 stops16h 55m

Paris Charles de Gaulle

Wed 5/6

1:30 pm-8:36 pm

3 stops40h 06m

$565

OntarioParis

ONT - CDG

ONTCDG

Ontario

Mon 4/6

5:10 am-10:00 am

2 stops43h 50m

Paris Charles de Gaulle

Tue 4/14

12:40 pm-8:36 pm

2 stops40h 56m

$566

OntarioParis

ONT - CDG

ONTCDG

Ontario

Sat 2/14

10:56 am-9:05 am

1 stop13h 09m

Paris Charles de Gaulle

Fri 2/27

11:05 am-11:59 pm

1 stop21h 54m

$571

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest 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 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 $572. 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 $773.

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 $888. 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 $1,023.

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 $759. Flights in the morning are often more expensive with an average ticket price of $1,074.

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 35m

Direct flights

None
The fastest flight from Ontario to Paris Charles de Gaulle Airport takes 13h 35m
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 35m 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
Versailles
Chessy
Tremblay-en-France
Courbevoie
Orly
Issy-les-Moulineaux
Ivry-sur-Seine
Saint-Denis
Chartres
Saint-Ouen
Levallois-Perret
Nanterre
Magny-le-Hongre
Orléans
Massy
Fontainebleau
Neuilly-sur-Seine
Suresnes
Chantilly

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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