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$359+ 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 28 — Mar 71
Sat 2/28
Sat 3/7
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 29, 2026.

This Mytrip deal was found by Cheapflights users on 1/29. 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.
Sun 5/39:13 pm
ONT
-
GRU
3 stops31h 14m
Multiple Airlines
Fri 5/810:37 pm
GRU
-
ONT
3 stops28h 28m
Multiple Airlines
Deal found 1/29$783
This Mytrip deal was found by Cheapflights users on 1/29. 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.
Sun 5/312:55 am
ONT
-
GRU
3 stops27h 32m
Multiple Airlines
Fri 5/810:37 pm
GRU
-
ONT
3 stops28h 28m
Multiple Airlines
Deal found 1/29$790
This Mytrip deal was found by Cheapflights users on 1/28. 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.
Fri 5/19:13 pm
ONT
-
GRU
3 stops25h 29m
Multiple Airlines
Fri 5/810:37 pm
GRU
-
ONT
3 stops28h 28m
Multiple Airlines
Deal found 1/28$843
This Mytrip deal was found by Cheapflights users on 1/28. 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.
Sat 5/1611:35 pm
ONT
-
GRU
2 stops21h 05m
Avianca
Fri 5/221:45 am
GRU
-
ONT
2 stops24h 00m
Avianca
Deal found 1/28$893
This Mytrip deal was found by Cheapflights users on 1/28. 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 5/1411:35 pm
ONT
-
GRU
2 stops18h 55m
Avianca
Fri 5/221:45 am
GRU
-
ONT
2 stops24h 00m
Avianca
Deal found 1/28$926
This Mytrip deal was found by Cheapflights users on 1/28. 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.
Sun 3/1512:27 am
ONT
-
GRU
2 stops25h 13m
Multiple Airlines
Thu 3/198:35 am
GRU
-
ONT
2 stops18h 02m
Multiple Airlines
Deal found 1/28$939
This Mytrip deal was found by Cheapflights users on 1/28. 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.
Wed 2/2512:42 am
ONT
-
GIG
3 stops32h 38m
Multiple Airlines
Wed 3/114:50 am
GIG
-
ONT
3 stops22h 02m
Multiple Airlines
Deal found 1/28$969
This Mytrip deal was found by Cheapflights users on 1/27. 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.
Mon 3/2311:02 pm
ONT
-
GRU
2 stops26h 38m
Multiple Airlines
Wed 4/811:30 pm
GRU
-
ONT
3 stops27h 35m
Multiple Airlines
Deal found 1/27$979
This Mytrip deal was found by Cheapflights users on 1/28. 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.
Wed 2/2512:42 am
ONT
-
GIG
3 stops32h 38m
Multiple Airlines
Thu 3/125:55 am
GIG
-
ONT
3 stops20h 42m
Multiple Airlines
Deal found 1/28$986
This Mytrip deal was found by Cheapflights users on 1/29. 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.
Mon 2/2312:42 am
ONT
-
GRU
3 stops21h 43m
Multiple Airlines
Wed 2/256:05 pm
GRU
-
ONT
3 stops33h 47m
Multiple Airlines
Deal found 1/29$988
This Avianca deal was found by Cheapflights users on 1/28. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/510:30 pm
ONT
-
GRU
2 stops19h 10m
Avianca
Tue 3/107:35 am
GRU
-
ONT
2 stops18h 20m
Avianca
Deal found 1/28$1,004
This KAYAK deal was found by Cheapflights users on 1/26. 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 10/207:00 am
ONT
-
GIG
2 stops31h 45m
LATAM Airlines
Wed 10/285:20 pm
GIG
-
ONT
2 stops28h 58m
LATAM Airlines
Deal found 1/26$1,060

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 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$783
(Mytrip)

One-way from

$359
(Mytrip)

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 ($66 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($17 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 29, 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

OntarioSao Paulo

ONT - GRU

ONTGRU

Ontario

Sun 5/3

9:13 pm-8:27 am

3 stops31h 14m

Sao Paulo Guarulhos Intl

Fri 5/8

10:37 pm-11:05 pm

3 stops28h 28m

$783

OntarioSao Paulo

ONT - GRU

ONTGRU

Ontario

Sun 5/3

12:55 am-8:27 am

3 stops27h 32m

Sao Paulo Guarulhos Intl

Fri 5/8

10:37 pm-11:05 pm

3 stops28h 28m

$790

OntarioSao Paulo

ONT - GRU

ONTGRU

Ontario

Fri 5/1

9:13 pm-2:42 am

3 stops25h 29m

Sao Paulo Guarulhos Intl

Fri 5/8

10:37 pm-11:05 pm

3 stops28h 28m

$843

OntarioSao Paulo

ONT - GRU

ONTGRU

Ontario

Sun 3/15

12:27 am-5:40 am

2 stops25h 13m

Sao Paulo Guarulhos Intl

Thu 3/19

8:35 am-10:37 pm

2 stops18h 02m

$939

OntarioSao Paulo

ONT - GRU

ONTGRU

Ontario

Mon 3/23

11:02 pm-5:40 am

2 stops26h 38m

Sao Paulo Guarulhos Intl

Wed 4/8

11:30 pm-11:05 pm

3 stops27h 35m

$979

OntarioRio de Janeiro

ONT - GIG

ONTGIG

Ontario

Wed 2/25

12:42 am-2:20 pm

3 stops32h 38m

Rio de Janeiro–Galeão Intl

Thu 3/12

5:55 am-10:37 pm

3 stops20h 42m

$986

OntarioSao Paulo

ONT - GRU

ONTGRU

Ontario

Mon 2/23

12:42 am-3:25 am

3 stops21h 43m

Sao Paulo Guarulhos Intl

Wed 2/25

6:05 pm-10:52 pm

3 stops33h 47m

$988

OntarioSao Paulo

ONT - GRU

ONTGRU

Ontario

Thu 4/23

11:35 pm-10:30 pm

2 stops18h 55m

Sao Paulo Guarulhos Intl

Sat 6/6

7:35 am-9:45 pm

2 stops18h 10m

$1,004

OntarioRio de Janeiro

ONT - GIG

ONTGIG

Ontario

Wed 4/1

5:10 am-8:15 am

2 stops23h 05m

Rio de Janeiro–Galeão Intl

Wed 4/15

9:05 pm-8:36 pm

2 stops27h 31m

$1,066

OntarioSao Paulo

ONT - GRU

ONTGRU

Ontario

Thu 7/9

11:35 pm-12:40 am

2 stops21h 05m

Sao Paulo Guarulhos Intl

Thu 7/23

4:10 am-9:45 pm

2 stops21h 35m

$1,077

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/26

Showing 1-10 of 58 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?

    United Airlines and LATAM Airlines can get you from Ontario to Brazil in just under 23h 05m. Your travel time can differ by up to 35m. 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 - Sao Paulo Guarulhos Intl, Ontario - Rio de Janeiro–Galeão Intl or Ontario - Recife Guararapes Intl 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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