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$342+ 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 3/16. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — GRU
Feb 20 — Feb 271
Fri 2/20
Fri 2/27
1 adult, Economy
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Cheap 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 January 21, 2026.

This KAYAK deal was found by Cheapflights users on 1/19. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/1010:25 pm
ONT
-
GIG
2 stops38h 25m
LATAM Airlines
Tue 3/249:30 pm
GIG
-
ONT
1 stop18h 17m
LATAM Airlines
Deal found 1/19$1,053
This KAYAK deal was found by Cheapflights users on 1/19. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/1010:25 pm
ONT
-
GIG
2 stops30h 50m
LATAM Airlines
Wed 3/2510:55 pm
GIG
-
ONT
2 stops26h 05m
LATAM Airlines
Deal found 1/19$1,058
This Delta deal was found by Cheapflights users on 1/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/1012:57 pm
ONT
-
GIG
2 stops37h 28m
Delta
Mon 3/239:30 pm
GIG
-
ONT
1 stop18h 17m
Delta
Deal found 1/19$1,061
This United Airlines deal was found by Cheapflights users on 1/19. 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.
Wed 3/116:15 am
ONT
-
GIG
2 stops23h 20m
United Airlines
Thu 3/198:55 pm
GIG
-
ONT
2 stops19h 53m
United Airlines
Deal found 1/19$1,066
This United Airlines deal was found by Cheapflights users on 1/19. 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.
Mon 9/146:02 am
ONT
-
GIG
1 stop22h 13m
United Airlines
Tue 9/229:05 pm
GIG
-
ONT
1 stop28h 16m
United Airlines
Deal found 1/19$1,074
This Delta deal was found by Cheapflights users on 1/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/2210:59 pm
ONT
-
GIG
2 stops30h 46m
Delta
Mon 11/305:15 pm
GIG
-
ONT
2 stops33h 59m
Delta
Deal found 1/21$1,075
This Delta deal was found by Cheapflights users on 1/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/1510:25 pm
ONT
-
GIG
1 stop28h 55m
Delta
Mon 3/239:30 pm
GIG
-
ONT
2 stops30h 21m
Delta
Deal found 1/19$1,081
This Mytrip deal was found by Cheapflights users on 1/21. 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.
Thu 2/1910:30 pm
ONT
-
GRU
2 stops22h 05m
Multiple Airlines
Mon 2/239:45 pm
GRU
-
ONT
3 stops30h 07m
Multiple Airlines
Deal found 1/21$1,083
This United Airlines deal was found by Cheapflights users on 1/21. 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.
Sun 11/221:00 pm
ONT
-
GIG
2 stops39h 35m
United Airlines
Tue 12/19:55 pm
GIG
-
ONT
2 stops24h 52m
United Airlines
Deal found 1/21$1,086
This United Airlines deal was found by Cheapflights users on 1/19. 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.
Sat 3/146:37 pm
ONT
-
GIG
2 stops58h 58m
United Airlines
Tue 3/248:55 pm
GIG
-
ONT
2 stops19h 53m
United Airlines
Deal found 1/19$1,087
This United Airlines deal was found by Cheapflights users on 1/20. 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.
Sun 4/196:49 pm
ONT
-
GIG
2 stops33h 26m
United Airlines
Mon 4/279:05 pm
GIG
-
ONT
1 stop28h 45m
United Airlines
Deal found 1/20$1,100
This United Airlines deal was found by Cheapflights users on 1/19. 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.
Sat 3/146:00 am
ONT
-
GIG
1 stop23h 35m
United Airlines
Mon 3/238:55 pm
GIG
-
ONT
1 stop25h 12m
United Airlines
Deal found 1/19$1,101

Find flight deals from Ontario to Brazil

Keep the following information in mind while searching for Ontario to Brazil flight deals. Data was last updated January 21, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$1,053
(KAYAK)

One-way from

$342
(Kiwi.com)

Popular in

December

Cheapest in

September

Average price

$680
Provider with most accurate pricing for Los Angeles-Sao Paulo (SAO) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Los Angeles-Sao Paulo (SAO) flights.
Search Deals
From Ontario to Brazil
Search Deals
One-way flight from Ontario to Brazil
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($67 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($16 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

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 January 21, 2026.
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

Wed 3/11

12:57 pm-7:20 am

1 stop14h 23m

Rio de Janeiro–Galeão Intl

Tue 3/24

9:30 pm-11:47 am

1 stop18h 17m

$1,053

OntarioRio de Janeiro

ONT - GIG

ONTGIG

Ontario

Wed 3/11

12:57 pm-7:20 am

1 stop14h 23m

Rio de Janeiro–Galeão Intl

Thu 3/19

9:30 pm-11:47 am

1 stop18h 17m

$1,061

OntarioRio de Janeiro

ONT - GIG

ONTGIG

Ontario

Wed 3/11

6:00 am-9:35 am

1 stop23h 35m

Rio de Janeiro–Galeão Intl

Mon 3/23

8:55 pm-6:07 pm

1 stop25h 12m

$1,061

OntarioRio de Janeiro

ONT - GIG

ONTGIG

Ontario

Tue 3/10

6:00 am-9:35 am

1 stop23h 35m

Rio de Janeiro–Galeão Intl

Mon 3/23

8:55 pm-6:07 pm

1 stop25h 12m

$1,061

OntarioRio de Janeiro

ONT - GIG

ONTGIG

Ontario

Wed 3/11

6:15 am-9:35 am

2 stops23h 20m

Rio de Janeiro–Galeão Intl

Wed 3/25

8:55 pm-12:18 pm

2 stops19h 23m

$1,066

OntarioRio de Janeiro

ONT - GIG

ONTGIG

Ontario

Mon 4/13

6:05 am-8:15 am

1 stop22h 10m

Rio de Janeiro–Galeão Intl

Tue 4/21

9:05 pm-12:14 pm

2 stops19h 09m

$1,066

OntarioRio de Janeiro

ONT - GIG

ONTGIG

Ontario

Wed 4/1

6:05 am-8:15 am

1 stop22h 10m

Rio de Janeiro–Galeão Intl

Tue 4/14

9:05 pm-5:47 pm

2 stops24h 42m

$1,066

OntarioRio de Janeiro

ONT - GIG

ONTGIG

Ontario

Sat 3/14

6:37 pm-9:35 am

2 stops58h 58m

Rio de Janeiro–Galeão Intl

Wed 3/25

8:55 pm-12:18 pm

2 stops19h 23m

$1,087

OntarioRio de Janeiro

ONT - GIG

ONTGIG

Ontario

Sat 3/14

6:37 pm-9:35 am

2 stops58h 58m

Rio de Janeiro–Galeão Intl

Tue 3/24

8:55 pm-12:48 pm

2 stops19h 53m

$1,087

OntarioRio de Janeiro

ONT - GIG

ONTGIG

Ontario

Sun 4/19

6:49 pm-8:15 am

2 stops33h 26m

Rio de Janeiro–Galeão Intl

Mon 4/27

9:05 pm-6:02 pm

2 stops24h 57m

$1,087

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/21

Showing 1-10 of 59 results
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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, March is the cheapest month in which you can book a flight from Ontario to Brazil (average of $264). Flying from Ontario to Brazil in July is currently the most expensive (average of $493). 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.

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?

    LATAM Airlines, Delta, and United Airlines can get you from Ontario to Brazil in just under 14h 23m. Your travel time can differ by up to 9h 12m. Airlines will cover a distance of 6258 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    Most travelers choose Ontario - Rio de Janeiro–Galeão Intl, Ontario - Sao Paulo Guarulhos 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, March is the cheapest month in which you can book a flight from Ontario to Brazil (average of $264). Flying from Ontario to Brazil in July is currently the most expensive (average of $493). 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

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Alternative routes for Ontario to Brazil

See prices for flight routes from nearby airports that may be better suited for you.
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