What is the cheapest airline that flies from Ontario to Sao Paulo?

Avianca and Copa Airlines are the most popular carriers operating from Ontario to Sao Paulo

What airlines fly to Sao Paulo?

LATAM Airlines, American Airlines and Copa Airlines are the top three most popular airlines that fly to Sao Paulo from Ontario according to our data. LATAM Airlines is the first choice among our users, with 42% of people opting to fly with this airline when traveling to Sao Paulo. Keep in mind that there are 8 different airlines that fly to Sao Paulo on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Ontario Airport to Sao Paulo?

Prices for flights from Ontario Airport to Sao Paulo are updated daily.

How many operators does momondo search for flights from Ontario Airport to Sao Paulo?

There is 1 operator available for flights from Ontario Airport to Sao Paulo as of July 2025.

How old do you have to be to fly from Ontario Airport to Sao Paulo?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Ontario Airport to Sao Paulo.

What documentation or ID do you need to fly to Sao Paulo?

The necessary travel and health documents for your Sao Paulo trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$367 Cheap Flights from Ontario to Sao Paulo in 2025

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Find the cheapest flights from Ontario to Sao Paulo

Round-trip

One-way

Last minute

Cheap round-trip flights

11:53 pm - 3:20 pmONT-GRU

35h 27m3 stops

1:45 am - 11:13 pmGRU-ONT

25h 28m3 stops

$1,016

Find Deal

Sun, Sep 14 - Thu, Sep 18

11:25 pm - 12:40 amONT-GRU

21h 15m2 stops

4:10 am - 9:55 pmGRU-ONT

21h 45m2 stops

$1,083Avianca

Find Deal

Sat, Aug 23 - Tue, Sep 2

9:36 am - 7:35 amONT-GRU

17h 59m2 stops

9:50 pm - 12:51 pmGRU-ONT

19h 01m2 stops

$1,093United Airlines

Find Deal

Wed, Oct 8 - Mon, Oct 20

7:05 am - 5:20 amONT-GRU

17h 15m2 stops

11:45 pm - 11:24 amGRU-ONT

16h 39m1 stop

$1,103LATAM Airlines

Find Deal

Mon, Nov 3 - Tue, Nov 11

11:25 pm - 12:40 amONT-GRU

21h 15m2 stops

4:10 am - 9:55 pmGRU-ONT

21h 45m2 stops

$1,107Avianca

Find Deal

Sat, Aug 23 - Tue, Sep 2

9:36 am - 7:35 amONT-GRU

17h 59m2 stops

10:20 pm - 12:51 pmGRU-ONT

18h 31m2 stops

$1,133United Airlines

Find Deal

Wed, Oct 8 - Sat, Oct 18

11:25 pm - 12:40 amONT-GRU

21h 15m2 stops

4:50 pm - 9:55 pmGRU-ONT

33h 05m2 stops

$1,136Avianca

Find Deal

Tue, Sep 16 - Fri, Sep 26

11:36 am - 9:35 amONT-GRU

16h 59m1 stop

11:45 pm - 11:24 amGRU-ONT

16h 39m1 stop

$1,139LATAM Airlines

Find Deal

Mon, Nov 3 - Sun, Nov 16

12:00 pm - 9:35 amONT-GRU

16h 35m1 stop

11:05 pm - 11:24 amGRU-ONT

17h 19m2 stops

$1,143LATAM Airlines

Find Deal

Mon, Nov 10 - Sun, Nov 23

12:46 pm - 8:10 amONT-GRU

14h 24m1 stop

12:15 am - 5:53 pmGRU-ONT

22h 38m2 stops

$1,323American Airlines

Find Deal

Fri, Nov 14 - Thu, Nov 27

Avianca flights from Ontario to Sao Paulo

Our best Avianca deals on Ontario to Sao Paulo flight tickets

Avianca

Aug 9

ONT11:25 pmOntario

22h 45m

2 stops

GRU2:10 amSao Paulo Guarulhos Intl

Aug 19

GRU7:20 amSao Paulo Guarulhos Intl

18h 35m

2 stops

ONT9:55 pmOntario

$1,072

Find similar

Avianca

Aug 23

ONT11:25 pmOntario

21h 15m

2 stops

GRU12:40 amSao Paulo Guarulhos Intl

Sep 2

GRU4:10 amSao Paulo Guarulhos Intl

21h 45m

2 stops

ONT9:55 pmOntario

$1,083

Find similar

Avianca

Aug 23

ONT11:25 pmOntario

21h 15m

2 stops

GRU12:40 amSao Paulo Guarulhos Intl

Sep 2

GRU4:10 amSao Paulo Guarulhos Intl

21h 45m

2 stops

ONT9:55 pmOntario

$1,107

Find similar

LATAM Airlines flights from Ontario to Sao Paulo

Our best LATAM Airlines deals on Ontario to Sao Paulo flight tickets

LATAM Airlines

Nov 3

ONT7:05 amOntario

17h 15m

2 stops

GRU5:20 amSao Paulo Guarulhos Intl

Nov 11

GRU11:45 pmSao Paulo Guarulhos Intl

16h 39m

1 stop

ONT11:24 amOntario

$1,103

Find similar

LATAM Airlines

Nov 3

ONT11:36 amOntario

16h 59m

1 stop

GRU9:35 amSao Paulo Guarulhos Intl

Nov 16

GRU11:45 pmSao Paulo Guarulhos Intl

16h 39m

1 stop

ONT11:24 amOntario

$1,139

Find similar

LATAM Airlines

Nov 10

ONT12:00 pmOntario

16h 35m

1 stop

GRU9:35 amSao Paulo Guarulhos Intl

Nov 23

GRU11:05 pmSao Paulo Guarulhos Intl

17h 19m

2 stops

ONT11:24 amOntario

$1,143

Find similar

Fly from

Fly to

Route

Depart

Return

Price

OntarioSao Paulo

ONT - GRU

ONTGRU

Ontario

Sun 9/14

11:53 pm-3:20 pm

3 stops35h 27m

Sao Paulo Guarulhos Intl

Thu 9/18

1:45 am-11:13 pm

3 stops25h 28m

$1,016

OntarioSao Paulo

ONT - GRU

ONTGRU

Ontario

Sat 8/23

11:25 pm-12:40 am

2 stops21h 15m

Sao Paulo Guarulhos Intl

Tue 9/2

4:10 am-9:55 pm

2 stops21h 45m

$1,083

OntarioSao Paulo

ONT - GRU

ONTGRU

Ontario

Wed 10/8

9:36 am-7:35 am

2 stops17h 59m

Sao Paulo Guarulhos Intl

Mon 10/20

9:50 pm-12:51 pm

2 stops19h 01m

$1,093

OntarioSao Paulo

ONT - GRU

ONTGRU

Ontario

Mon 11/3

7:05 am-5:20 am

2 stops17h 15m

Sao Paulo Guarulhos Intl

Tue 11/11

11:45 pm-11:24 am

1 stop16h 39m

$1,103

OntarioSao Paulo

ONT - GRU

ONTGRU

Ontario

Sat 8/23

11:25 pm-12:40 am

2 stops21h 15m

Sao Paulo Guarulhos Intl

Tue 9/2

4:10 am-9:55 pm

2 stops21h 45m

$1,107

OntarioSao Paulo

ONT - GRU

ONTGRU

Ontario

Wed 10/8

9:36 am-7:35 am

2 stops17h 59m

Sao Paulo Guarulhos Intl

Sat 10/18

10:20 pm-12:51 pm

2 stops18h 31m

$1,133

OntarioSao Paulo

ONT - GRU

ONTGRU

Ontario

Tue 9/16

11:25 pm-12:40 am

2 stops21h 15m

Sao Paulo Guarulhos Intl

Fri 9/26

4:50 pm-9:55 pm

2 stops33h 05m

$1,136

OntarioSao Paulo

ONT - GRU

ONTGRU

Ontario

Mon 11/3

11:36 am-9:35 am

1 stop16h 59m

Sao Paulo Guarulhos Intl

Sun 11/16

11:45 pm-11:24 am

1 stop16h 39m

$1,139

OntarioSao Paulo

ONT - GRU

ONTGRU

Ontario

Mon 11/10

12:00 pm-9:35 am

1 stop16h 35m

Sao Paulo Guarulhos Intl

Sun 11/23

11:05 pm-11:24 am

2 stops17h 19m

$1,143

OntarioSao Paulo

ONT - GRU

ONTGRU

Ontario

Fri 11/14

12:46 pm-8:10 am

1 stop14h 24m

Sao Paulo Guarulhos Intl

Thu 11/27

12:15 am-5:53 pm

2 stops22h 38m

$1,323

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Ontario to Sao Paulo

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest day to depart on your flight to Sao Paulo?

The cheapest day to depart on your flight to Sao Paulo is on a Thursday when prices can be found for as low as $706. This is often the case because there is less demand to fly during this day of the week. On the other hand, Saturday is the most expensive day to depart from Ontario because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $937.

What is the cheapest time of day to depart on your flight to Sao Paulo?

In the evening is the cheapest time of day to fly from Ontario to Sao Paulo when you can find flight prices for as low as $623. Flying to Sao Paulo in the evening is an ideal time because this is during off-peak travel hours. Flights to Sao Paulo are more costly in the morning, with an average ticket price of $885. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

When to book flights from Ontario to Sao Paulo

Are you open to changing your travel dates? Check out the ideal times to fly from Ontario to Sao Paulo according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Ontario to Sao Paulo (ONT to SAO) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Sao Paulo

Best Price Found	$367
Fastest flight time	14h 24m
Direct flights	None
Airports in Sao Paulo	1 airport

The best one-way flight to Sao Paulo from Ontario in the past 72 hours is $367. The best round-trip flight deal from Ontario to Sao Paulo found on momondo in the last 72 hours is $1,016.

The fastest flight from Ontario to Sao Paulo takes 14h 24m

There are no direct flights from Ontario to Sao Paulo. Popular non-direct route for this connection is Ontario Airport - Sao Paulo Guarulhos Intl Airport.

There is 1 airport near Sao Paulo: Sao Paulo Guarulhos Intl (GRU)

Search flight deals

How far is Ontario to Sao Paulo by plane?
The distance between Ontario and Sao Paulo is about 6121.9 mi. A reasonable flight in good conditions will take 14h 24m.
When did momondo last update prices for flights from Ontario Airport to Sao Paulo?
Prices for flights from Ontario Airport to Sao Paulo are updated daily.
How many operators does momondo search for flights from Ontario Airport to Sao Paulo?
There is 1 operator available for flights from Ontario Airport to Sao Paulo as of July 2025.
How old do you have to be to fly from Ontario Airport to Sao Paulo?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Ontario Airport to Sao Paulo.
What documentation or ID do you need to fly to Sao Paulo?
The necessary travel and health documents for your Sao Paulo trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Ontario to Sao Paulo

Compare and see reviews for airlines that fly from Ontario to Sao Paulo with momondo

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $893	Free Cancellation	Rating 7.2 10,000 reviews		Search American Airlines flights

Santos

Guarujá

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Sao Paulo?

Finding the right flight to Sao Paulo from Ontario is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Sao Paulo quick and easy, saving you time and money.

Can I find flights from Ontario to Sao Paulo with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Ontario to Sao Paulo flights to just show those with flexible booking policies.

How can momondo help me find flights from Ontario to Sao Paulo?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Ontario to Sao Paulo.

I’m not ready to book a flight from Ontario to Sao Paulo right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Sao Paulo from Ontario. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.