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Cheap flights from Ontario to Paris from $399

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 2/15. 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.
United Airlines Logo
6:00 am - 7:25 am
ONT
-
CDG
40h 25m2 stops
United Airlines Logo
6:15 am - 5:43 pm
CDG
-
ONT
20h 28m2 stops
$549United Airlines
Thu, Jan 15 - Wed, Jan 28
Multiple Airlines Logo
6:00 am - 10:30 am
ONT
-
CDG
19h 30m2 stops
Multiple Airlines Logo
11:10 am - 9:58 pm
CDG
-
ONT
19h 48m2 stops
$551Multiple Airlines
Wed, Jan 14 - Wed, Jan 21
Delta Logo
6:00 am - 8:15 am
ONT
-
CDG
17h 15m1 stop
Delta Logo
9:40 am - 4:15 pm
CDG
-
ONT
39h 35m2 stops
$552Delta
Thu, Jan 15 - Wed, Jan 28
Delta Logo
1:11 pm - 1:50 pm
ONT
-
CDG
15h 39m2 stops
Delta Logo
7:10 am - 9:05 pm
CDG
-
ONT
22h 55m2 stops
$556Delta
Wed, Jan 14 - Wed, Jan 21
United Airlines Logo
6:09 am - 9:40 am
ONT
-
CDG
18h 31m1 stop
United Airlines Logo
2:25 pm - 10:57 pm
CDG
-
ONT
17h 32m2 stops
$557United Airlines
Sun, Feb 15 - Wed, Mar 4
British Airways Logo
5:06 pm - 7:40 pm
ONT
-
CDG
17h 34m2 stops
British Airways Logo
11:30 am - 1:57 pm
CDG
-
ONT
34h 27m2 stops
$558British Airways
Tue, Feb 24 - Tue, Mar 17
Delta Logo
7:30 am - 9:20 am
ONT
-
CDG
16h 50m1 stop
Delta Logo
7:10 am - 9:05 pm
CDG
-
ONT
22h 55m2 stops
$560Delta
Wed, Jan 14 - Wed, Jan 21
Multiple Airlines Logo
10:58 am - 9:05 am
ONT
-
CDG
13h 07m1 stop
Multiple Airlines Logo
11:05 am - 6:45 pm
CDG
-
ONT
16h 40m1 stop
$564Multiple Airlines
Sat, Jan 17 - Fri, Jan 30
Multiple Airlines Logo
11:59 pm - 9:05 am
ONT
-
CDG
24h 06m1 stop
Multiple Airlines Logo
11:05 am - 6:45 pm
CDG
-
ONT
16h 40m1 stop
$565Multiple Airlines
Thu, Jan 15 - Wed, Jan 28
Multiple Airlines Logo
10:58 am - 9:05 am
ONT
-
CDG
13h 07m1 stop
Multiple Airlines Logo
11:05 am - 6:45 pm
CDG
-
ONT
16h 40m1 stop
$566Multiple Airlines
Sat, Jan 17 - Sat, Jan 24

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 15
ONT6:09 amOntario
18h 31m
1 stop
CDG9:40 amParis Charles de Gaulle
Feb 28
CDG6:25 amParis Charles de Gaulle
20h 16m
2 stops
ONT5:41 pmOntario
$557
Find similar
United Airlines
Feb 13
ONT1:45 pmOntario
35h 45m
2 stops
CDG10:30 amParis Charles de Gaulle
Mar 1
CDG9:00 amParis Charles de Gaulle
22h 57m
1 stop
ONT10:57 pmOntario
$576
Find similar
United Airlines
Dec 31
ONT10:42 amOntario
13h 58m
1 stop
CDG9:40 amParis Charles de Gaulle
Jan 31
CDG6:25 amParis Charles de Gaulle
25h 28m
2 stops
ONT10:53 pmOntario
$757
Find similar

Iberia flights from Ontario to Paris Charles de Gaulle Airport

Our best Iberia deals on Ontario to Paris Charles de Gaulle Airport flight tickets
Iberia
Jan 15
ONT10:58 amOntario
13h 07m
1 stop
CDG9:05 amParis Charles de Gaulle
Jan 28
CDG11:05 amParis Charles de Gaulle
20h 43m
1 stop
ONT10:48 pmOntario
$574
Find similar
Iberia
Feb 7
ONT10:58 amOntario
13h 07m
1 stop
CDG9:05 amParis Charles de Gaulle
Feb 14
CDG11:05 amParis Charles de Gaulle
35h 49m
1 stop
ONT1:54 pmOntario
$593
Find similar
Iberia
Feb 13
ONT10:59 amOntario
13h 06m
1 stop
CDG9:05 amParis Charles de Gaulle
Mar 1
CDG11:05 amParis Charles de Gaulle
21h 53m
1 stop
ONT11:58 pmOntario
$594
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 17, 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

Thu 1/15

6:00 am-7:25 am

2 stops40h 25m

Paris Charles de Gaulle

Wed 1/28

6:15 am-5:43 pm

2 stops20h 28m

$549

OntarioParis

ONT - CDG

ONTCDG

Ontario

Wed 1/14

6:00 am-10:30 am

2 stops19h 30m

Paris Charles de Gaulle

Wed 1/21

11:10 am-9:58 pm

2 stops19h 48m

$551

OntarioParis

ONT - CDG

ONTCDG

Ontario

Thu 1/15

6:00 am-8:15 am

1 stop17h 15m

Paris Charles de Gaulle

Wed 1/28

9:40 am-4:15 pm

2 stops39h 35m

$552

OntarioParis

ONT - CDG

ONTCDG

Ontario

Wed 1/14

1:11 pm-1:50 pm

2 stops15h 39m

Paris Charles de Gaulle

Wed 1/21

7:10 am-9:05 pm

2 stops22h 55m

$556

OntarioParis

ONT - CDG

ONTCDG

Ontario

Sun 2/15

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

$557

OntarioParis

ONT - CDG

ONTCDG

Ontario

Tue 2/24

5:06 pm-7:40 pm

2 stops17h 34m

Paris Charles de Gaulle

Tue 3/17

11:30 am-1:57 pm

2 stops34h 27m

$558

OntarioParis

ONT - CDG

ONTCDG

Ontario

Wed 1/14

7:30 am-9:20 am

1 stop16h 50m

Paris Charles de Gaulle

Wed 1/21

7:10 am-9:05 pm

2 stops22h 55m

$560

OntarioParis

ONT - CDG

ONTCDG

Ontario

Sat 1/17

10:58 am-9:05 am

1 stop13h 07m

Paris Charles de Gaulle

Fri 1/30

11:05 am-6:45 pm

1 stop16h 40m

$564

OntarioParis

ONT - CDG

ONTCDG

Ontario

Thu 1/15

11:59 pm-9:05 am

1 stop24h 06m

Paris Charles de Gaulle

Wed 1/28

11:05 am-6:45 pm

1 stop16h 40m

$565

OntarioParis

ONT - CDG

ONTCDG

Ontario

Sat 1/17

10:58 am-9:05 am

1 stop13h 07m

Paris Charles de Gaulle

Sat 1/24

11:05 am-6:45 pm

1 stop16h 40m

$566

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 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 $883. 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 $1,019.

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 $763. Flights in the morning are often more expensive with an average ticket price of $1,075.

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

14h 05m

Direct flights

None
The fastest flight from Ontario to Paris Charles de Gaulle Airport takes 14h 05m
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 14h 05m 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
Ivry-sur-Seine
Saint-Denis
Chartres
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.

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