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$386+ 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 5/10. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — GRU
Mar 17 — Mar 241
Tue 3/17
Tue 3/24
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 February 15, 2026.

This Mytrip deal was found by Cheapflights users on 2/12. 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 3/212:42 am
ONT
-
GRU
3 stops21h 43m
Multiple Airlines
Fri 3/611:59 pm
GRU
-
ONT
3 stops27h 38m
Multiple Airlines
Deal found 2/12$771
This Mytrip deal was found by Cheapflights users on 2/13. 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.
Tue 4/289:13 pm
ONT
-
GRU
3 stops33h 17m
Multiple Airlines
Fri 5/810:37 pm
GRU
-
ONT
3 stops28h 28m
Multiple Airlines
Deal found 2/13$776
This Mytrip deal was found by Cheapflights users on 2/11. 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 3/1411:02 pm
ONT
-
GRU
3 stops25h 15m
Multiple Airlines
Sat 3/217:35 am
GRU
-
ONT
2 stops19h 02m
Multiple Airlines
Deal found 2/11$817
This Mytrip deal was found by Cheapflights users on 2/12. 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 3/611:02 pm
ONT
-
GRU
3 stops23h 08m
Multiple Airlines
Fri 3/131:20 am
GRU
-
ONT
2 stops25h 17m
Multiple Airlines
Deal found 2/12$894
This Mytrip deal was found by Cheapflights users on 2/14. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/511:35 pm
ONT
-
GRU
2 stops21h 35m
Avianca
Mon 5/111:20 am
GRU
-
ONT
3 stops24h 25m
Avianca
Deal found 2/14$906
This Mytrip deal was found by Cheapflights users on 2/14. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/711:35 pm
ONT
-
GRU
2 stops21h 35m
Avianca
Fri 5/155:15 pm
GRU
-
ONT
2 stops32h 30m
Avianca
Deal found 2/14$911
This Mytrip deal was found by Cheapflights users on 2/13. 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.
Tue 4/2811:35 pm
ONT
-
GRU
2 stops18h 55m
Multiple Airlines
Fri 5/82:20 am
GRU
-
ONT
2 stops23h 25m
Multiple Airlines
Deal found 2/13$933
This Mytrip deal was found by Cheapflights users on 2/14. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/149:13 pm
ONT
-
GIG
3 stops33h 07m
Multiple Airlines
Mon 8/244:40 pm
GIG
-
ONT
3 stops33h 05m
Multiple Airlines
Deal found 2/14$934
This Mytrip deal was found by Cheapflights users on 2/11. 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 5/2712:40 pm
ONT
-
GIG
3 stops22h 55m
Multiple Airlines
Mon 6/18:50 pm
GIG
-
ONT
3 stops28h 55m
Multiple Airlines
Deal found 2/11$938
This Mytrip deal was found by Cheapflights users on 2/12. 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 3/912:42 am
ONT
-
GRU
3 stops22h 43m
Multiple Airlines
Tue 3/175:25 pm
GRU
-
ONT
3 stops33h 27m
Multiple Airlines
Deal found 2/12$941
This Mytrip deal was found by Cheapflights users on 2/12. 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 4/1312:40 pm
ONT
-
GIG
3 stops31h 50m
Multiple Airlines
Tue 4/214:40 pm
GIG
-
ONT
3 stops29h 47m
Multiple Airlines
Deal found 2/12$942
This Mytrip deal was found by Cheapflights users on 2/14. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/59:13 pm
ONT
-
GRU
3 stops33h 17m
Multiple Airlines
Mon 5/111:00 am
GRU
-
ONT
3 stops26h 05m
Multiple Airlines
Deal found 2/14$943

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 February 15, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$771
(Mytrip)

One-way from

$386
(Mytrip)

Popular in

June

Cheapest in

September

Average price

$586
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. 7% potential increase in price ($52 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($18 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 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 February 15, 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

Tue 4/28

9:13 pm-10:30 am

3 stops33h 17m

Sao Paulo Guarulhos Intl

Fri 5/8

10:37 pm-11:05 pm

3 stops28h 28m

$776

OntarioSao Paulo

ONT - GRU

ONTGRU

Ontario

Tue 5/5

11:35 pm-1:10 am

2 stops21h 35m

Sao Paulo Guarulhos Intl

Mon 5/11

1:20 am-9:45 pm

3 stops24h 25m

$906

OntarioSao Paulo

ONT - GRU

ONTGRU

Ontario

Tue 4/28

11:35 pm-10:30 pm

2 stops18h 55m

Sao Paulo Guarulhos Intl

Fri 5/8

2:20 am-9:45 pm

2 stops23h 25m

$933

OntarioRio de Janeiro

ONT - GIG

ONTGIG

Ontario

Fri 8/14

9:13 pm-10:20 am

3 stops33h 07m

Rio de Janeiro–Galeão Intl

Mon 8/24

4:40 pm-9:45 pm

3 stops33h 05m

$934

OntarioSao Paulo

ONT - GRU

ONTGRU

Ontario

Sat 3/14

11:02 pm-4:17 am

3 stops25h 15m

Sao Paulo Guarulhos Intl

Sat 3/21

5:25 pm-10:52 pm

3 stops33h 27m

$967

OntarioSao Paulo

ONT - GRU

ONTGRU

Ontario

Tue 5/12

11:35 pm-10:30 pm

2 stops18h 55m

Sao Paulo Guarulhos Intl

Tue 6/2

7:35 am-9:45 pm

2 stops18h 10m

$1,005

OntarioSao Paulo

ONT - GRU

ONTGRU

Ontario

Thu 6/25

11:35 pm-10:30 pm

2 stops18h 55m

Sao Paulo Guarulhos Intl

Tue 7/28

7:35 am-9:45 pm

2 stops18h 10m

$1,005

OntarioSao Paulo

ONT - GRU

ONTGRU

Ontario

Tue 3/3

11:02 pm-7:35 am

3 stops27h 33m

Sao Paulo Guarulhos Intl

Mon 3/9

1:00 am-10:37 pm

3 stops25h 37m

$1,026

OntarioSao Paulo

ONT - GRU

ONTGRU

Ontario

Wed 3/4

11:59 pm-4:15 pm

3 stops35h 16m

Sao Paulo Guarulhos Intl

Mon 3/9

9:40 pm-10:37 pm

3 stops28h 57m

$1,029

OntarioRio de Janeiro

ONT - GIG

ONTGIG

Ontario

Wed 5/6

5:00 am-8:15 am

2 stops23h 15m

Rio de Janeiro–Galeão Intl

Wed 5/13

9:05 pm-8:36 pm

2 stops27h 31m

$1,066

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/12

Showing 1-10 of 60 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, December is the cheapest month in which you can book a flight from Ontario to Brazil (average of $251). Flying from Ontario to Brazil in July is currently the most expensive (average of $491). 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?

    Avianca, United Airlines, and GOL can get you from Ontario to Brazil in just under 21h 35m. Your travel time can differ by up to 1h 46m. 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 most popular routes from Ontario to Brazil?

    Most travelers choose Ontario - Rio de Janeiro–Galeão Intl, Ontario - Sao Paulo Guarulhos Intl or Ontario - Belo Horizonte Tancredo Neves 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, December is the cheapest month in which you can book a flight from Ontario to Brazil (average of $251). Flying from Ontario to Brazil in July is currently the most expensive (average of $491). 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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