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$369+ 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 11/23. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — GRU
nov. 22 — nov. 291
sáb. 11/22
sáb. 11/29
1 adult, Economy
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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 octubre 23, 2025.

This Mytrip deal was found by Cheapflights users on 10/22. 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.
lun. 12/111:34 pmONT - GRU
3 stops25h 56mMultiple Airlines
vie. 12/55:25 amGRU - ONT
3 stops22h 27mMultiple Airlines
Deal found 10/22$1,010
This Mytrip deal was found by Cheapflights users on 10/23. 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.
dom. 11/911:02 pmONT - GRU
3 stops32h 43mMultiple Airlines
mié. 11/198:55 amGRU - ONT
2 stops18h 57mMultiple Airlines
Deal found 10/23$1,059
This Mytrip deal was found by Cheapflights users on 10/21. 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.
dom. 11/3012:42 amONT - GRU
2 stops23h 58mMultiple Airlines
jue. 12/118:55 amGRU - ONT
2 stops18h 57mMultiple Airlines
Deal found 10/21$1,116
This United Airlines deal was found by Cheapflights users on 10/22. 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. 11/245:05 amONT - GIG
2 stops23h 30mUnited Airlines
lun. 12/159:55 pmGIG - ONT
2 stops29h 54mUnited Airlines
Deal found 10/22$1,145
This Mytrip deal was found by Cheapflights users on 10/21. 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.
jue. 11/2012:42 amONT - GRU
3 stops31h 03mMultiple Airlines
lun. 12/18:55 amGRU - ONT
2 stops18h 57mMultiple Airlines
Deal found 10/21$1,148
This Booking.com deal was found by Cheapflights users on 10/22. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 10/2511:30 pmONT - GRU
2 stops22h 05mAvianca
lun. 11/31:20 amGRU - ONT
2 stops24h 35mAvianca
Deal found 10/22$1,153
This United Airlines deal was found by Cheapflights users on 10/23. 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.
dom. 12/76:41 pmONT - GIG
2 stops33h 54mUnited Airlines
dom. 12/149:55 pmGIG - ONT
2 stops29h 54mUnited Airlines
Deal found 10/23$1,160
This United Airlines deal was found by Cheapflights users on 10/22. 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. 11/251:29 pmONT - GIG
2 stops39h 06mUnited Airlines
lun. 12/159:55 pmGIG - ONT
2 stops43h 22mUnited Airlines
Deal found 10/22$1,161
This Mytrip deal was found by Cheapflights users on 10/23. 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. 12/612:42 amONT - GRU
2 stops23h 58mMultiple Airlines
dom. 12/144:25 pmGRU - ONT
3 stops35h 27mMultiple Airlines
Deal found 10/23$1,164
This Mytrip deal was found by Cheapflights users on 10/21. 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.
dom. 11/2312:42 amONT - GIG
3 stops26h 43mMultiple Airlines
mié. 12/1011:55 pmGIG - ONT
3 stops27h 57mMultiple Airlines
Deal found 10/21$1,192
This United Airlines deal was found by Cheapflights users on 10/23. 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. 11/246:00 amONT - GIG
2 stops22h 35mUnited Airlines
lun. 12/19:55 pmGIG - ONT
2 stops27h 47mUnited Airlines
Deal found 10/23$1,195
This United Airlines deal was found by Cheapflights users on 10/21. 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.
vie. 12/55:05 amONT - GIG
2 stops23h 30mUnited Airlines
vie. 12/129:55 pmGIG - ONT
2 stops29h 54mUnited Airlines
Deal found 10/21$1,200

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 octubre 23, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,010
(Mytrip)

One-way from

$369
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$600
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. 19% potential increase in price ($158 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 October 2025
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 octubre 23, 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

jue. 2/5

6:00 am-9:35 am

1 stop22h 35m

Rio de Janeiro–Galeão Intl

jue. 2/12

9:55 pm-12:38 pm

2 stops19h 43m

$1,045

OntarioRio de Janeiro

ONT - GIG

ONTGIG

Ontario

lun. 1/12

6:00 am-9:35 am

2 stops22h 35m

Rio de Janeiro–Galeão Intl

lun. 1/26

9:55 pm-12:47 pm

2 stops19h 52m

$1,045

OntarioRio de Janeiro

ONT - GIG

ONTGIG

Ontario

mar. 4/7

6:02 am-8:15 am

1 stop22h 13m

Rio de Janeiro–Galeão Intl

mié. 4/15

9:05 pm-9:21 pm

1 stop28h 16m

$1,053

OntarioRio de Janeiro

ONT - GIG

ONTGIG

Ontario

lun. 11/24

5:05 am-9:35 am

2 stops23h 30m

Rio de Janeiro–Galeão Intl

lun. 12/15

9:55 pm-10:49 pm

2 stops29h 54m

$1,145

OntarioRio de Janeiro

ONT - GIG

ONTGIG

Ontario

dom. 12/7

6:41 pm-9:35 am

2 stops33h 54m

Rio de Janeiro–Galeão Intl

dom. 12/14

9:55 pm-10:49 pm

2 stops29h 54m

$1,160

OntarioSao Paulo

ONT - GRU

ONTGRU

Ontario

sáb. 12/6

12:42 am-5:40 am

2 stops23h 58m

Sao Paulo Guarulhos Intl

dom. 12/14

4:25 pm-10:52 pm

3 stops35h 27m

$1,164

OntarioRio de Janeiro

ONT - GIG

ONTGIG

Ontario

lun. 2/2

1:20 pm-9:35 am

2 stops39h 15m

Rio de Janeiro–Galeão Intl

lun. 2/23

9:55 pm-5:41 pm

2 stops24h 46m

$1,164

OntarioRio de Janeiro

ONT - GIG

ONTGIG

Ontario

dom. 2/15

1:45 pm-9:35 am

2 stops38h 50m

Rio de Janeiro–Galeão Intl

lun. 2/23

9:55 pm-5:41 pm

2 stops24h 46m

$1,165

OntarioSao Paulo

ONT - GRU

ONTGRU

Ontario

mar. 11/25

7:00 am-7:15 am

1 stop19h 15m

Sao Paulo Guarulhos Intl

lun. 12/15

9:45 pm-12:32 pm

2 stops19h 47m

$1,170

OntarioRio de Janeiro

ONT - GIG

ONTGIG

Ontario

jue. 4/9

11:25 pm-6:20 am

2 stops26h 55m

Rio de Janeiro–Galeão Intl

vie. 4/17

1:30 am-9:55 pm

2 stops24h 25m

$1,174

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/22

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, 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 December is currently the most expensive (average of $500). 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 octubre 23, 2025.

It’s optimal to fly from Ontario to Brazil in the evening. By choosing this option you can save up to 33% on the cost of your flight, compared to a flight in the morning.

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, Delta, and LATAM Airlines can get you from Ontario to Brazil in just under 19h 05m. Your travel time can differ by up to 4h 10m. 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 $608 on United Airlines. Other airlines that offer cheap prices include Avianca from $663 and Copa Airlines from $669 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 - 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 December is currently the most expensive (average of $500). 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

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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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