$522 Cheap Flights from Ontario (ONT) to São Paulo (GRU)

View $522 flight on Wed, May 13, 2026Opens in a new window

Popular airlines from Los Angeles - Ontario Intl. Airport (ONT) to São Paulo/Guarulhos Intl. Airport

Cheap Flights from Ontario to São Paulo (ONT-GRU)

Prices were available within the past 7 days and start at $522 for one-way flights and $1,106 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sun, Mar 1 - Mon, Mar 16
ONT
Ontario
GRU
Sao Paulo
$1,106 Roundtrip, found 6 days ago
$1,106
Roundtrip
found 6 days ago
Select Delta flight, departing Sun, Mar 1 from Ontario to Sao Paulo, returning Mon, Mar 16, priced at $1,106 found 6 days ago
JetBlue Airways
Wed, May 13 - Tue, Jun 2
ONT
Ontario
GRU
Sao Paulo
$1,114 Roundtrip, found 1 day ago
$1,114
Roundtrip
found 1 day ago
Select JetBlue Airways flight, departing Wed, May 13 from Ontario to Sao Paulo, returning Tue, Jun 2, priced at $1,114 found 1 day ago
JetBlue Airways
Wed, May 13 - Tue, Jun 2
ONT
Ontario
GRU
Sao Paulo
$1,119 Roundtrip, found 1 day ago
$1,119
Roundtrip
found 1 day ago
Select JetBlue Airways flight, departing Wed, May 13 from Ontario to Sao Paulo, returning Tue, Jun 2, priced at $1,119 found 1 day ago
JetBlue Airways
Wed, May 13 - Tue, Jun 2
ONT
Ontario
GRU
Sao Paulo
$1,140 Roundtrip, found 1 day ago
$1,140
Roundtrip
found 1 day ago
Select JetBlue Airways flight, departing Wed, May 13 from Ontario to Sao Paulo, returning Tue, Jun 2, priced at $1,140 found 1 day ago
American Airlines
Mon, Aug 3 - Thu, Aug 13
ONT
Ontario
GRU
Sao Paulo
$1,140 Roundtrip, just found
$1,140
Roundtrip
just found
Select American Airlines flight, departing Mon, Aug 3 from Ontario to Sao Paulo, returning Thu, Aug 13, priced at $1,140 just found
United
Tue, Dec 2 - Sun, Dec 7
ONT
Ontario
GRU
Sao Paulo
$1,143 Roundtrip, found 2 days ago
$1,143
Roundtrip
found 2 days ago
Select United flight, departing Tue, Dec 2 from Ontario to Sao Paulo, returning Sun, Dec 7, priced at $1,143 found 2 days ago
JetBlue Airways
Wed, May 13 - Tue, Jun 2
ONT
Ontario
GRU
Sao Paulo
$1,145 Roundtrip, found 1 day ago
$1,145
Roundtrip
found 1 day ago
Select JetBlue Airways flight, departing Wed, May 13 from Ontario to Sao Paulo, returning Tue, Jun 2, priced at $1,145 found 1 day ago
Delta
Sun, Feb 8 - Fri, Feb 20
ONT
Ontario
GRU
Sao Paulo
$1,146 Roundtrip, found 6 days ago
$1,146
Roundtrip
found 6 days ago
Select Delta flight, departing Sun, Feb 8 from Ontario to Sao Paulo, returning Fri, Feb 20, priced at $1,146 found 6 days ago
United
Thu, Nov 20 - Sun, Nov 23
ONT
Ontario
GRU
Sao Paulo
$1,150 Roundtrip, found 1 day ago
$1,150
Roundtrip
found 1 day ago
Select United flight, departing Thu, Nov 20 from Ontario to Sao Paulo, returning Sun, Nov 23, priced at $1,150 found 1 day ago
LATAM Airlines Group
Sun, Feb 8 - Sat, Feb 21
ONT
Ontario
GRU
Sao Paulo
$1,166 Roundtrip, found 6 days ago
$1,166
Roundtrip
found 6 days ago
Select LATAM Airlines Group flight, departing Sun, Feb 8 from Ontario to Sao Paulo, returning Sat, Feb 21, priced at $1,166 found 6 days ago

Alternative airports near São Paulo

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Guarulhos - Governor Andre Franco Montoro Intl. GRU. Cheapest option available. Average driving time to city center is 22 minutes. Flights from $1,290
GRU
Guarulhos - Governor Andre Franco Montoro Intl.
Cheapest
Average driving time to city center22 min
Flights from $1,290

Frequently asked questions

How much does a flight from Los Angeles - Ontario Intl. Airport (ONT) to Guarulhos - Governor Andre Franco Montoro Intl. Airport (GRU) cost?
Snag a cheap one-way flight from $522 or cheap return flight from $1,106 from Los Angeles - Ontario Intl. Airport (ONT) to Guarulhos - Governor Andre Franco Montoro Intl. Airport (GRU) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Los Angeles - Ontario Intl. Airport (ONT) to Guarulhos - Governor Andre Franco Montoro Intl. Airport (GRU)?
March is the most affordable month to fly from ONT to GRU. Traveling during quieter months is often the key to better flight prices.
Which airlines fly direct from Los Angeles - Ontario Intl. Airport (ONT) to Guarulhos - Governor Andre Franco Montoro Intl. Airport (GRU)?
While Ontario, CA (ONT-Los Angeles - Ontario Intl.) has no direct flights to Guarulhos - Governor Andre Franco Montoro Intl. Airport (GRU), other airports have nonstop options. Flying from Los Angeles Intl. Airport (LAX) will get you to Sao Paulo without any layovers.
What is the cheapest airline that flies from Los Angeles - Ontario Intl. Airport (ONT) to Guarulhos - Governor Andre Franco Montoro Intl. Airport (GRU)?
To find the cheapest airline flying from ONT to GRU, use Expedia's filter tool. Tailor your search based on what's important to you, such as preferred carriers and flight duration. You can then sort your results by "Price (lowest to highest)" to see the most affordable options first.
How many flights per day from Los Angeles - Ontario Intl. Airport (ONT) to Guarulhos - Governor Andre Franco Montoro Intl. Airport (GRU)?
Direct flights from Los Angeles - Ontario Intl. Airport (ONT) to Guarulhos - Governor Andre Franco Montoro Intl. Airport (GRU) aren't available daily, so you'll have to take a flight with a layover. Explore your options with our filter tool. Enter your travel dates and select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from ONT to GRU?
Friday is usually the busiest day for flights, while Tuesday is often the quietest.* Just remember that flight schedules can vary depending on various factors, including the time of year and carrier.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Los Angeles - Ontario Intl. Airport (ONT) to Guarulhos - Governor Andre Franco Montoro Intl. Airport (GRU)?
Select a flight from Los Angeles - Ontario Intl. Airport (ONT) to Guarulhos - Governor Andre Franco Montoro Intl. Airport (GRU) that takes off before 3 PM to reduce the risk of delays and cancellations. Later departures have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Los Angeles - Ontario Intl. Airport (ONT) to Guarulhos - Governor Andre Franco Montoro Intl. Airport (GRU) last-minute?
Holding off until right before your break to book a flight from ONT to GRU generally means paying more. While you might find some last-minute discounts, there's no guarantee. Be flexible with your travel plans for a better chance of scoring a bargain.
Is it cheaper to book an ONT to GRU flight and hotel package?
You'll typically save money by booking an ONT to GRU flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's easy to manage everything in one place. Once you've selected your preferred flights and accommodations, consider adding extras such as tours, activities and car rentals.
Can I cancel or change the date of my flight from Los Angeles - Ontario Intl. Airport (ONT) to Guarulhos - Governor Andre Franco Montoro Intl. Airport (GRU)?
If you reserved your ONT to GRU flight in the last 24 hours, you may be able to modify or cancel it without fees. Depending on the airline and the type of ticket you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal if you want more information.

Travel information

Origin airport
Los Angeles - Ontario Intl.
Destination airport
Guarulhos - Governor André Franco Montoro Intl.
Airlines serving
Air Canada, American Airlines, Delta, LATAM Airlines Group, United, avianca
Roundtrip price
$1,106
Distance
6125 mi

Book with confidence

Ontario to São Paulo Flights

The cheapest times to fly from Ontario to São Paulo

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Ontario to São Paulo are during the month of March. You can find some of the cheapest flights from Ontario to São Paulo with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Ontario to São Paulo

Sunday is one of the best days to book for cheap flights from Ontario to São Paulo: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Ontario to São Paulo

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Ontario to São Paulo in 2025. You can also book with separate airlines for your outbound and return journeys, from $522 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Ontario to São Paulo flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Ontario to São Paulo airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Ontario to São Paulo Flights

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*Available to One Key members.