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Cheap flights from Ontario to Paris from $287

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 11/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
6:41 pm - 9:40 amONT-CDG
29h 59m1 stop
United Airlines Logo
9:10 am - 10:49 pmCDG-ONT
22h 39m2 stops
$545United Airlines
Find Deal
jue., dic. 4 - mié., dic. 17
United Airlines Logo
6:41 pm - 10:30 amONT-CDG
30h 49m2 stops
United Airlines Logo
10:20 am - 8:42 pmCDG-ONT
19h 22m2 stops
$553United Airlines
Find Deal
mié., dic. 3 - mié., dic. 10
Multiple Airlines Logo
6:00 am - 9:05 amONT-CDG
18h 05m1 stop
Multiple Airlines Logo
6:50 am - 10:48 pmCDG-ONT
24h 58m2 stops
$556Multiple Airlines
Find Deal
vie., ene. 9 - dom., ene. 18
American Airlines Logo
4:47 pm - 5:50 pmONT-CDG
16h 03m2 stops
American Airlines Logo
11:45 am - 10:14 pmCDG-ONT
19h 29m2 stops
$564American Airlines
Find Deal
sáb., dic. 13 - jue., dic. 25
Iberia Logo
6:00 am - 9:05 amONT-CDG
18h 05m1 stop
Iberia Logo
6:45 pm - 2:18 pmCDG-ONT
28h 33m2 stops
$566Iberia
Find Deal
sáb., ene. 17 - vie., ene. 23
American Airlines Logo
7:10 am - 9:05 amONT-CDG
16h 55m1 stop
American Airlines Logo
7:05 am - 6:40 pmCDG-ONT
20h 35m2 stops
$568American Airlines
Find Deal
mar., feb. 17 - dom., feb. 22
Multiple Airlines Logo
10:59 am - 9:05 amONT-CDG
13h 06m1 stop
Multiple Airlines Logo
11:05 am - 6:40 pmCDG-ONT
16h 35m1 stop
$571Multiple Airlines
Find Deal
mar., feb. 17 - mié., feb. 25
Iberia Logo
10:47 am - 9:05 amONT-CDG
13h 18m1 stop
Iberia Logo
11:05 am - 10:15 pmCDG-ONT
20h 10m1 stop
$572Iberia
Find Deal
vie., dic. 5 - dom., dic. 7
Delta Logo
1:20 pm - 1:50 pmONT-CDG
15h 30m2 stops
Delta Logo
7:10 am - 5:07 pmCDG-ONT
18h 57m2 stops
$655Delta
Find Deal
lun., dic. 1 - mar., dic. 9
Delta Logo
7:05 am - 7:55 amONT-CDG
15h 50m1 stop
Delta Logo
8:10 am - 7:42 pmCDG-ONT
20h 32m2 stops
$697Delta
Find Deal
lun., nov. 24 - jue., nov. 27

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
Dec 4
ONT6:41 pmOntario
29h 59m
1 stop
CDG9:40 amParis Charles de Gaulle
Dec 17
CDG9:10 amParis Charles de Gaulle
22h 39m
2 stops
ONT10:49 pmOntario
$545
Find similar
United Airlines
Dec 3
ONT6:41 pmOntario
30h 49m
2 stops
CDG10:30 amParis Charles de Gaulle
Dec 10
CDG10:20 amParis Charles de Gaulle
19h 22m
2 stops
ONT8:42 pmOntario
$553
Find similar
United Airlines
Jan 18
ONT5:05 amOntario
20h 25m
2 stops
CDG10:30 amParis Charles de Gaulle
Jan 27
CDG10:20 amParis Charles de Gaulle
21h 33m
2 stops
ONT10:53 pmOntario
$554
Find similar

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
Dec 8
ONT10:47 amOntario
19h 33m
2 stops
CDG3:20 pmParis Charles de Gaulle
Dec 24
CDG8:35 pmParis Charles de Gaulle
30h 43m
2 stops
ONT6:18 pmOntario
$767
Find similar
British Airways
Nov 18
ONT4:47 pmOntario
15h 43m
2 stops
CDG5:30 pmParis Charles de Gaulle
Dec 3
CDG12:35 pmParis Charles de Gaulle
18h 53m
2 stops
ONT10:28 pmOntario
$1,266
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 noviembre 6, 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

jue. 12/4

6:41 pm-9:40 am

1 stop29h 59m

Paris Charles de Gaulle

mié. 12/17

9:10 am-10:49 pm

2 stops22h 39m

$545

OntarioParis

ONT - CDG

ONTCDG

Ontario

mié. 12/3

6:41 pm-10:30 am

2 stops30h 49m

Paris Charles de Gaulle

mié. 12/10

10:20 am-8:42 pm

2 stops19h 22m

$553

OntarioParis

ONT - CDG

ONTCDG

Ontario

vie. 1/9

6:00 am-9:05 am

1 stop18h 05m

Paris Charles de Gaulle

dom. 1/18

6:50 am-10:48 pm

2 stops24h 58m

$556

OntarioParis

ONT - CDG

ONTCDG

Ontario

sáb. 12/13

4:47 pm-5:50 pm

2 stops16h 03m

Paris Charles de Gaulle

jue. 12/25

11:45 am-10:14 pm

2 stops19h 29m

$564

OntarioParis

ONT - CDG

ONTCDG

Ontario

sáb. 1/17

6:00 am-9:05 am

1 stop18h 05m

Paris Charles de Gaulle

vie. 1/23

6:45 pm-2:18 pm

2 stops28h 33m

$566

OntarioParis

ONT - CDG

ONTCDG

Ontario

mar. 2/17

7:10 am-9:05 am

1 stop16h 55m

Paris Charles de Gaulle

dom. 2/22

7:05 am-6:40 pm

2 stops20h 35m

$568

OntarioParis

ONT - CDG

ONTCDG

Ontario

mar. 2/17

10:59 am-9:05 am

1 stop13h 06m

Paris Charles de Gaulle

mié. 2/25

11:05 am-6:40 pm

1 stop16h 35m

$571

OntarioParis

ONT - CDG

ONTCDG

Ontario

vie. 12/5

10:47 am-9:05 am

1 stop13h 18m

Paris Charles de Gaulle

dom. 12/7

11:05 am-10:15 pm

1 stop20h 10m

$572

OntarioParis

ONT - CDG

ONTCDG

Ontario

lun. 12/1

1:20 pm-1:50 pm

2 stops15h 30m

Paris Charles de Gaulle

mar. 12/9

7:10 am-5:07 pm

2 stops18h 57m

$655

OntarioParis

ONT - CDG

ONTCDG

Ontario

lun. 11/24

7:05 am-7:55 am

1 stop15h 50m

Paris Charles de Gaulle

jue. 11/27

8:10 am-7:42 pm

2 stops20h 32m

$697

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 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 $886. 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 $1,013.

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 $766. Flights at noon are often more expensive with an average ticket price of $1,071.

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

Direct flights

None
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.
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  • 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
Chartres
Saint-Denis
Ivry-sur-Seine
Levallois-Perret
Massy
Fontainebleau
Magny-le-Hongre
Malakoff
Nanterre
Orléans
Neuilly-sur-Seine
Suresnes
Serris

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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