HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Brazil

$519+ Cheap flights from Ontario (ONT) to Brazil

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 10/7. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — GRU
oct. 16 — oct. 231
jue. 10/16
jue. 10/23
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Ontario to Brazil with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Ontario to Brazil

Keep the following information in mind while searching for Ontario to Brazil flight deals. Data was last updated septiembre 16, 2025.

Round-trip from

$1,045
(United Airlines)

One-way from

$519
(Copa Airlines)

Popular in

December

Cheapest in

February

Average price

$562
From Ontario to Brazil
Search Deals
One-way flight from Ontario to Brazil
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($167 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($41 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
Search Deals

Find flight deals from Ontario to Brazil

Cheapest flights from Ontario to Brazil
Explore the most affordable flight options available from Ontario to Brazil. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 16, 2025.

This United Airlines deal was found by Cheapflights users on 9/15. 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.
mar. 11/186:00 amONT - GIG
2 stops22h 35mUnited Airlines
mar. 11/259:55 pmGIG - ONT
2 stops19h 38mUnited Airlines
Deal found 9/15$1,045
This United Airlines deal was found by Cheapflights users on 9/16. 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.
mar. 12/96:00 amONT - GIG
1 stop22h 35mUnited Airlines
mar. 12/239:55 pmGIG - ONT
1 stop28h 57mUnited Airlines
Deal found 9/16$1,053
This United Airlines deal was found by Cheapflights users on 9/14. 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.
lun. 11/36:00 amONT - GIG
2 stops22h 35mUnited Airlines
lun. 11/109:55 pmGIG - ONT
2 stops19h 36mUnited Airlines
Deal found 9/14$1,070
This United Airlines deal was found by Cheapflights users on 9/15. 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.
lun. 11/106:00 amONT - GIG
2 stops22h 35mUnited Airlines
dom. 11/239:55 pmGIG - ONT
2 stops19h 42mUnited Airlines
Deal found 9/15$1,085
This United Airlines deal was found by Cheapflights users on 9/15. 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.
lun. 11/176:05 amONT - GIG
1 stop22h 30mUnited Airlines
dom. 11/309:55 pmGIG - ONT
1 stop28h 54mUnited Airlines
Deal found 9/15$1,093
This United Airlines deal was found by Cheapflights users on 9/16. 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.
mié. 11/56:00 amONT - GIG
2 stops22h 35mUnited Airlines
dom. 11/169:55 pmGIG - ONT
2 stops19h 38mUnited Airlines
Deal found 9/16$1,110
This Mytrip deal was found by Cheapflights users on 9/16. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 9/2011:25 pmONT - GRU
3 stops26h 10mAvianca
lun. 9/224:50 pmGRU - ONT
3 stops33h 05mAvianca
Deal found 9/16$1,112
This United Airlines deal was found by Cheapflights users on 9/16. 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.
jue. 12/46:00 amONT - REC
2 stops27h 45mUnited Airlines
mié. 12/2412:40 pmREC - ONT
2 stops38h 12mUnited Airlines
Deal found 9/16$1,119
This United Airlines deal was found by Cheapflights users on 9/14. 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.
mié. 10/296:05 amONT - GIG
1 stop23h 30mUnited Airlines
mié. 11/59:55 pmGIG - ONT
1 stop28h 54mUnited Airlines
Deal found 9/14$1,128
This Priceline deal was found by Cheapflights users on 9/14. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 9/2011:25 pmONT - GRU
2 stops21h 15mAvianca
mar. 9/304:10 amGRU - ONT
2 stops21h 45mAvianca
Deal found 9/14$1,129
This United Airlines deal was found by Cheapflights users on 9/15. 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.
lun. 11/247:00 amONT - GRU
1 stop19h 15mUnited Airlines
dom. 12/710:15 pmGRU - ONT
2 stops19h 17mUnited Airlines
Deal found 9/15$1,135
This lol.travel deal was found by Cheapflights users on 9/14. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/36:38 pmONT - GIG
2 stops33h 57mUnited Airlines
dom. 11/169:55 pmGIG - ONT
2 stops19h 42mUnited Airlines
Deal found 9/14$1,141

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Brazil 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 septiembre 16, 2025.
Use the filters below to find and compare flights from Ontario to Brazil that are best for you.

Fly from

Ontario

Fly to

Brazil

Route

Depart

Return

Price

OntarioRio de Janeiro

ONT - GIG

ONTGIG

Ontario

mar. 11/18

6:00 am-9:35 am

2 stops22h 35m

Rio de Janeiro–Galeão Intl

mar. 11/25

9:55 pm-12:33 pm

2 stops19h 38m

$1,045

OntarioRio de Janeiro

ONT - GIG

ONTGIG

Ontario

lun. 11/3

6:05 am-9:35 am

1 stop22h 30m

Rio de Janeiro–Galeão Intl

lun. 11/10

9:55 pm-12:31 pm

2 stops19h 36m

$1,045

OntarioRio de Janeiro

ONT - GIG

ONTGIG

Ontario

mar. 12/9

6:00 am-9:35 am

1 stop22h 35m

Rio de Janeiro–Galeão Intl

mar. 12/23

9:55 pm-9:52 pm

1 stop28h 57m

$1,053

OntarioRio de Janeiro

ONT - GIG

ONTGIG

Ontario

mar. 1/6

6:00 am-9:35 am

1 stop22h 35m

Rio de Janeiro–Galeão Intl

mar. 1/20

9:55 pm-9:58 pm

1 stop29h 03m

$1,053

OntarioRio de Janeiro

ONT - GIG

ONTGIG

Ontario

lun. 11/3

6:00 am-9:35 am

2 stops22h 35m

Rio de Janeiro–Galeão Intl

mié. 11/12

9:55 pm-12:33 pm

2 stops19h 38m

$1,070

OntarioRio de Janeiro

ONT - GIG

ONTGIG

Ontario

mar. 2/10

6:00 am-9:35 am

1 stop22h 35m

Rio de Janeiro–Galeão Intl

lun. 2/23

9:55 pm-12:18 pm

2 stops19h 23m

$1,070

OntarioRio de Janeiro

ONT - GIG

ONTGIG

Ontario

lun. 3/9

5:40 am-9:35 am

2 stops23h 55m

Rio de Janeiro–Galeão Intl

mar. 3/31

9:05 pm-3:18 pm

2 stops22h 13m

$1,070

OntarioSao Paulo

ONT - GRU

ONTGRU

Ontario

lun. 11/24

7:00 am-7:15 am

1 stop19h 15m

Sao Paulo Guarulhos Intl

dom. 12/7

10:15 pm-12:32 pm

2 stops19h 17m

$1,135

OntarioSao Paulo

ONT - GRU

ONTGRU

Ontario

mar. 2/10

1:00 pm-9:35 am

1 stop15h 35m

Sao Paulo Guarulhos Intl

vie. 2/20

11:45 pm-11:38 am

1 stop16h 53m

$1,140

OntarioSao Paulo

ONT - GRU

ONTGRU

Ontario

lun. 11/17

6:05 am-9:30 am

1 stop22h 25m

Sao Paulo Guarulhos Intl

dom. 11/30

10:15 pm-9:49 pm

1 stop28h 34m

$1,144

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 60 results
1
2
3
...
6

Best time to book a flight from Ontario to Brazil

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

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

Currently, September is the cheapest month in which you can book a flight from Ontario to Brazil (average of $677). Flying from Ontario to Brazil in December is currently the most expensive (average of $1,209). 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.

What is the cheapest time of day to fly from ONT to BR?

Find hourly flight availability from Ontario to Brazil. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated septiembre 16, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Ontario to Brazil as you normally would.

Related info for your journey

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

    If you book a flight to Brazil from Ontario, you will be flying from Ontario, which is the city’s only airport. Ontario (ONT) is located 3.1 mi from the center of Ontario.

  • How long is the flight from Ontario to Brazil?

    United Airlines, LATAM Airlines, and Delta can get you from Ontario to Brazil in just under 15h 35m. Your travel time can differ by up to 15h 55m. Airlines will cover a distance of 6122 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    One-way options have recently been found by users for as low as $519 on Copa Airlines. Other airlines that offer cheap prices include United Airlines from $602 and Delta from $712 one-way.

  • What are the most popular routes from Ontario to Brazil?

    Most travelers choose Ontario - Sao Paulo Guarulhos Intl, Ontario - Rio de Janeiro–Galeão Intl or Ontario - Porto Alegre Salgado Filho when deciding on the best route from Ontario to Brazil.

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from Ontario to Brazil (average of $677). Flying from Ontario to Brazil in December is currently the most expensive (average of $1,209). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Ontario to Brazil

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to Lima flights
Los Angeles to Guarulhos Intl flights
Los Angeles to Ministro Pistarini flights
Los Angeles to Jorge Newbery flights
San Francisco to Lima flights
Los Angeles to Jose Maria Cordova Intl flights
Los Angeles to Santiago flights
San Francisco to Ministro Pistarini flights
San Francisco to Guarulhos Intl flights
San Francisco to Bogotá flights
Los Angeles to Rio de Janeiro–Galeão Intl flights
San Francisco to Santiago flights
Los Angeles to Viracopos flights
San Francisco to Jorge Newbery flights
San Francisco to Rio de Janeiro–Galeão Intl flights
Los Angeles to Bogotá flights
Los Angeles to Santos Dumont flights
Los Angeles to Congonhas flights
San Francisco to Jose Maria Cordova Intl flights
San Francisco to Quito flights
San Francisco to Viracopos flights
Las Vegas to Guarulhos Intl flights
Ontario to Lima flights
San Diego to Jose Maria Cordova Intl flights
Los Angeles to Recife flights
Los Angeles to Cartagena flights
San Francisco to Santos Dumont flights
Ontario to Ministro Pistarini flights
Ontario to Jose Maria Cordova Intl flights
Las Vegas to Viracopos flights
San Diego to Ministro Pistarini flights
Los Angeles to Quito flights
Ontario to Bogotá flights
San Jose to Lima flights
Los Angeles to Cuzco flights
Ontario to Santiago flights
San Francisco to Cartagena flights
San Francisco to Congonhas flights
San Diego to Guarulhos Intl flights
Los Angeles to Cali flights
Ontario to Rio de Janeiro–Galeão Intl flights
Ontario to Guarulhos Intl flights
San Diego to Jorge Newbery flights
San Francisco to Cuzco flights
San Francisco to Guayaquil flights
Los Angeles to Pereira flights
Ontario to Cartagena flights
Las Vegas to Jose Maria Cordova Intl flights
San Diego to Lima flights
San Diego to Rio de Janeiro–Galeão Intl flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.