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Sao Paulo

$203+ Cheap flights from O'Hare Intl (ORD) to Sao Paulo, Brazil (SAO)

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 11/18. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — SAO
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
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Cheapflights Tip: The best prices from Chicago O'Hare Intl to Sao Paulo are usually found in June or March, booked 67 days in advance, depart on a Thursday or Monday and return on a Wednesday

Cheap flight deals from O'Hare Intl to Sao Paulo

Discover tips and strategies to find the most affordable flight options for your journey from O'Hare Intl (ORD) to Sao Paulo (SAO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 16, 2025.

Round-trip from

$388
(Copa Airlines)

One-way from

$203
(Arajet)

Popular in

December

Cheapest in

June

Average price

$1,093

Good round-trip deal

$525 or less

Good one-way deal

$345 or less
From Chicago O'Hare Intl to Sao Paulo (SAO)
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One-way flight from Chicago O'Hare Intl to Sao Paulo (SAO)
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Highest demand for flights based on searches. 9% potential increase in price ($95 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($21 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Chicago O'Hare Intl to Sao Paulo (SAO).
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Price to beat on a one-way flight from Chicago O'Hare Intl to Sao Paulo (SAO).
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Find flight deals from O'Hare Intl to Sao Paulo

Cheapest flights from O'Hare Intl to Sao Paulo
Explore the most affordable flight options available from O'Hare Intl to Sao Paulo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.

This Copa Airlines deal was found by Cheapflights users on 9/15. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/238:02 amORD - GRU
1 stop17h 48mCopa Airlines
Thu 10/23:10 amGRU - ORD
1 stop23h 11mCopa Airlines
Deal found 9/15$388
This Copa Airlines deal was found by Cheapflights users on 9/15. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/198:02 amORD - GRU
1 stop14h 28mCopa Airlines
Mon 9/295:25 amGRU - ORD
1 stop20h 56mCopa Airlines
Deal found 9/15$408
This United Airlines deal was found by Cheapflights users on 9/15. 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.
Thu 10/306:50 pmORD - GRU
Nonstop10h 25mUnited Airlines
Wed 11/269:45 pmGRU - ORD
Nonstop10h 45mUnited Airlines
Deal found 9/15$435
This Copa Airlines deal was found by Cheapflights users on 9/14. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/168:02 amORD - GRU
1 stop17h 48mCopa Airlines
Fri 9/265:25 amGRU - ORD
1 stop20h 56mCopa Airlines
Deal found 9/14$438
This United Airlines deal was found by Cheapflights users on 9/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/68:00 amORD - GRU
1 stop23h 30mUnited Airlines
Thu 10/1610:20 pmGRU - ORD
Nonstop10h 25mUnited Airlines
Deal found 9/14$440
This United Airlines deal was found by Cheapflights users on 9/15. 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.
Thu 10/306:50 pmORD - GRU
Nonstop10h 25mUnited Airlines
Mon 11/2410:15 pmGRU - ORD
1 stop24h 41mUnited Airlines
Deal found 9/15$446
This United Airlines deal was found by Cheapflights users on 9/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/128:00 amORD - GRU
1 stop23h 30mUnited Airlines
Wed 10/229:30 pmGRU - ORD
1 stop16h 16mUnited Airlines
Deal found 9/14$450
This United Airlines deal was found by Cheapflights users on 9/15. 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.
Thu 10/306:50 pmORD - GRU
Nonstop10h 25mUnited Airlines
Thu 11/610:25 pmGRU - ORD
1 stop28h 18mUnited Airlines
Deal found 9/15$452
This United Airlines deal was found by Cheapflights users on 9/15. 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.
Mon 11/249:08 pmORD - GRU
1 stop33h 22mUnited Airlines
Tue 2/39:45 pmGRU - ORD
Nonstop10h 45mUnited Airlines
Deal found 9/15$453
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/263:07 pmORD - GRU
1 stop31h 23mCopa Airlines
Thu 10/211:10 amGRU - ORD
1 stop15h 11mCopa Airlines
Deal found 9/15$460
This Mytrip deal was found by Cheapflights users on 9/15. 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 11/510:18 amORD - VCP
1 stop19h 22mMultiple Airlines
Tue 11/1111:20 pmVCP - ORD
1 stop22h 03mMultiple Airlines
Deal found 9/15$542
This Mytrip deal was found by Cheapflights users on 9/15. 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 10/56:00 amORD - VCP
3 stops33h 15mMultiple Airlines
Wed 10/1510:00 amVCP - ORD
1 stop13h 33mMultiple Airlines
Deal found 9/15$558

Cheapflights Fare Finder

 
Customize your flight search to find flights from O'Hare Intl to Sao Paulo 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 September 16, 2025.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Sao Paulo that are best for you.

Fly from

O'Hare Intl

Fly to

Sao Paulo

Route

Depart

Return

Price

ChicagoSao Paulo

ORD - GRU

ORDGRU

Chicago O'Hare Intl

Thu 10/2

7:59 am-12:10 am

1 stop14h 11m

Sao Paulo Guarulhos Intl

Tue 10/7

11:10 am-12:21 am

1 stop15h 11m

$388

ChicagoSao Paulo

ORD - GRU

ORDGRU

Chicago O'Hare Intl

Sat 10/11

7:59 am-12:10 am

1 stop14h 11m

Sao Paulo Guarulhos Intl

Sat 10/18

5:25 am-12:21 am

1 stop20h 56m

$408

ChicagoSao Paulo

ORD - GRU

ORDGRU

Chicago O'Hare Intl

Mon 10/20

9:15 pm-9:30 am

Nonstop10h 15m

Sao Paulo Guarulhos Intl

Thu 10/30

10:15 pm-7:00 am

Nonstop10h 45m

$435

ChicagoSao Paulo

ORD - GRU

ORDGRU

Chicago O'Hare Intl

Mon 10/27

6:50 pm-7:15 am

Nonstop10h 25m

Sao Paulo Guarulhos Intl

Mon 11/10

9:45 pm-5:30 am

Nonstop10h 45m

$435

ChicagoSao Paulo

ORD - GRU

ORDGRU

Chicago O'Hare Intl

Thu 10/30

6:50 pm-7:15 am

Nonstop10h 25m

Sao Paulo Guarulhos Intl

Tue 11/25

9:45 pm-5:30 am

Nonstop10h 45m

$435

ChicagoSao Paulo

ORD - GRU

ORDGRU

Chicago O'Hare Intl

Wed 11/12

6:56 am-12:15 am

1 stop14h 19m

Sao Paulo Guarulhos Intl

Wed 11/19

5:25 am-12:05 am

1 stop21h 40m

$438

ChicagoSao Paulo

ORD - GRU

ORDGRU

Chicago O'Hare Intl

Tue 10/21

7:59 am-12:30 am

1 stop14h 31m

Sao Paulo Guarulhos Intl

Thu 10/30

3:10 am-12:56 am

1 stop23h 46m

$438

ChicagoSao Paulo

ORD - GRU

ORDGRU

Chicago O'Hare Intl

Wed 10/22

7:59 am-12:30 am

1 stop14h 31m

Sao Paulo Guarulhos Intl

Sat 11/1

5:25 am-1:05 am

1 stop21h 40m

$438

ChicagoSao Paulo

ORD - GRU

ORDGRU

Chicago O'Hare Intl

Wed 10/22

9:05 pm-7:35 am

1 stop32h 30m

Sao Paulo Guarulhos Intl

Sat 11/1

9:45 pm-6:30 am

Nonstop10h 45m

$453

ChicagoSao Paulo

ORD - GRU

ORDGRU

Chicago O'Hare Intl

Wed 10/29

7:59 am-12:15 am

1 stop14h 16m

Sao Paulo Guarulhos Intl

Sat 11/1

1:30 am-1:46 pm

1 stop14h 16m

$458

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 56 results
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Best time to book a flight from O'Hare Intl to Sao Paulo

Have a flexible travel schedule? Discover the best time to fly to Sao Paulo from O'Hare Intl 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 Chicago O'Hare Intl Airport to Sao Paulo

How far ahead should I book a flight from Chicago O'Hare Intl Airport to Sao Paulo?

Use this chart to determine the optimal time to book a round-trip flight from O'Hare Intl to Sao Paulo. Price data was last updated on September 12, 2025.

The best time to book flights from Chicago O'Hare Intl Airport to Sao Paulo is 67 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to Sao Paulo?

Currently, September is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Sao Paulo (average of $677). Flying from Chicago O'Hare Intl Airport to Sao Paulo in December is currently the most expensive (average of $1,209). 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 ORD to SAO?

Find hourly flight availability from O'Hare Intl to Sao Paulo. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 16, 2025.

One of the essential ways to save on airfare from Chicago O'Hare Intl Airport to Sao Paulo is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the morning could potentially save you up to 10% on airfare.

What is the cheapest day to fly from Chicago O'Hare Intl Airport to Sao Paulo?

Use this chart to determine the cheapest time to fly round-trip from O'Hare Intl to Sao Paulo. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Chicago O'Hare Intl Airport to Sao Paulo flight should consider departing on Wednesday at noon when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Chicago O'Hare Intl Airport to Sao Paulo

Explore weekly flight availability from O'Hare Intl to Sao Paulo. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated September 16, 2025.

The most flights from ORD to SAO are scheduled on a Monday (2 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).

How much does it cost to fly round-trip from Chicago O'Hare Intl Airport to Sao Paulo?

Reviews of airlines servicing Sao Paulo

Get insights into the airlines that provide service to Sao Paulo. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Sao Paulo. Reviews last updated September 16, 2025.
Get a feel of what it's like to fly with Copa Airlines, LATAM Airlines, and United Airlines from Chicago O'Hare Intl Airport to Sao Paulo by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Copa Airlines
7.6
Good
1,531 reviews

Food

6.8

Crew

8.1

Entertainment

6.8

Overall

7.6

Comfort

7.4

Boarding

7.8

Reviews

1 / 20
4.0
Okay

Paul,Jun 2025

PTY - MIA

The boarding process was terrible. No one followed the group numbers. Everyone got up and stood in the tiles upon landing. People kept getting up during the meal and beverage service to go the bathrooms, the crew had to go back and forth in the isles, the service took forever.
Copa Airlines
7.6
Good
1,531 reviews
Copa Airlines
7.6
Good
1,531 reviews

Food

6.8

Crew

8.1

Entertainment

6.8

Overall

7.6

Comfort

7.4

Boarding

7.8

Reviews

1 / 20
4.0
Okay

Paul,Jun 2025

PTY - MIA

The boarding process was terrible. No one followed the group numbers. Everyone got up and stood in the tiles upon landing. People kept getting up during the meal and beverage service to go the bathrooms, the crew had to go back and forth in the isles, the service took forever.
LATAM Airlines
7.5
Good
1,847 reviews
Copa Airlines
7.6
Good
1,531 reviews

Food

6.8

Crew

8.1

Entertainment

6.8

Overall

7.6

Comfort

7.4

Boarding

7.8

Reviews

1 / 20
4.0
Okay

Paul,Jun 2025

PTY - MIA

The boarding process was terrible. No one followed the group numbers. Everyone got up and stood in the tiles upon landing. People kept getting up during the meal and beverage service to go the bathrooms, the crew had to go back and forth in the isles, the service took forever.
United Airlines
7.4
Good
8,924 reviews
Copa Airlines
7.6
Good
1,531 reviews

Food

6.8

Crew

8.1

Entertainment

6.8

Overall

7.6

Comfort

7.4

Boarding

7.8

Reviews

1 / 20
4.0
Okay

Paul,Jun 2025

PTY - MIA

The boarding process was terrible. No one followed the group numbers. Everyone got up and stood in the tiles upon landing. People kept getting up during the meal and beverage service to go the bathrooms, the crew had to go back and forth in the isles, the service took forever.
Air Canada
7.1
Good
10,000 reviews
Copa Airlines
7.6
Good
1,531 reviews

Food

6.8

Crew

8.1

Entertainment

6.8

Overall

7.6

Comfort

7.4

Boarding

7.8

Reviews

1 / 20
4.0
Okay

Paul,Jun 2025

PTY - MIA

The boarding process was terrible. No one followed the group numbers. Everyone got up and stood in the tiles upon landing. People kept getting up during the meal and beverage service to go the bathrooms, the crew had to go back and forth in the isles, the service took forever.
Avianca
6.7
Okay
2,435 reviews
Copa Airlines
7.6
Good
1,531 reviews

Food

6.8

Crew

8.1

Entertainment

6.8

Overall

7.6

Comfort

7.4

Boarding

7.8

Reviews

1 / 20
4.0
Okay

Paul,Jun 2025

PTY - MIA

The boarding process was terrible. No one followed the group numbers. Everyone got up and stood in the tiles upon landing. People kept getting up during the meal and beverage service to go the bathrooms, the crew had to go back and forth in the isles, the service took forever.

Related info for your journey

Find useful and relevant information for your journey from O'Hare Intl to Sao Paulo. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Chicago O'Hare Intl Airport to Sao Paulo?

    Copa Airlines, United Airlines, and GOL can get you from Chicago O'Hare Intl Airport to Sao Paulo in just under 10h 15m. Your travel time can differ by up to 8h 43m. There are 5233 mi between Chicago O'Hare Intl Airport and Sao Paulo. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Chicago O'Hare Intl Airport to Sao Paulo round-trip?

    Our cheapest airline available from Chicago O'Hare Intl Airport to Sao Paulo is Copa Airlines. Our recent data shows that you can find tickets from as low as $376 on this airline. Additional options worth looking into are Azul and Delta, starting at $450 and $487 round-trip. You may be able to fly from Chicago O'Hare Intl Airport to Sao Paulo for 57% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Chicago O'Hare Intl Airport to Sao Paulo one-way?

    $203 is the cheapest one-way deal found within the past few days, from Arajet. You may also be able to find cheap deals on Avianca and Copa Airlines, with prices starting from $321 and $323, respectively.

  • What are the most popular routes from Chicago O'Hare Intl Airport to Sao Paulo?

    When deciding which route to take from Chicago O'Hare Intl Airport to Sao Paulo consider Chicago O'Hare Intl - Sao Paulo Guarulhos Intl, Chicago O'Hare Intl - Sao Paulo Viracopos or Chicago O'Hare Intl - Sao Paulo Congonhas as they are the most popular.

  • What are the cheapest flights from Chicago O'Hare Intl Airport to Sao Paulo?

    On average you can expect to pay $776 for a flight from Chicago O'Hare Intl Airport to Sao Paulo. The cheapest flight overall is $303 while the most popular route, (Chicago O'Hare Intl - Sao Paulo Guarulhos Intl) is currently priced at $388.

  • Can I find deals for flights from O'Hare Intl to Sao Paulo that include hotel bookings?

    Yes. In addition to deals on O'Hare Intl to Sao Paulo flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from O'Hare Intl to Sao Paulo?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from O'Hare Intl to Sao Paulo.

  • Can I find deals for business class flights from O'Hare Intl to Sao Paulo?

    Yes. Cheapflights offers flight deals from O'Hare Intl to Sao Paulo 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 Chicago O'Hare Intl Airport to Sao Paulo?

    Currently, September is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Sao Paulo (average of $677). Flying from Chicago O'Hare Intl Airport to Sao Paulo in December is currently the most expensive (average of $1,209). 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 O'Hare Intl to Sao Paulo

See prices for flight routes from nearby airports that may be better suited for you.
O'Hare Intl to Guarulhos Intl flights
O'Hare Intl to Viracopos flights
O'Hare Intl to Congonhas flights
Midway to Guarulhos Intl flights

Top 8 airlines flying from O'Hare Intl to Sao Paulo

Discover the top 8 airlines that operate flights from O'Hare Intl to Sao Paulo. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
Copa AirlinesCheapest$376Average$693FlexibilityNo cancel feeOn-time70%
AzulCheapest$450Average$1,768FlexibilityNo cancel feeOn-time82%
DeltaCheapest$487Average$667FlexibilityNo cancel feeOn-timeN/A
LATAM AirlinesCheapest$494Average$643FlexibilityNo cancel feeOn-time81%
United AirlinesCheapest$597Average$1,057FlexibilityNo cancel feeOn-time69%
AviancaCheapest$605Average$835FlexibilityNo cancel feeOn-time71%
Air CanadaCheapest$696Average$829FlexibilityNo cancel feeOn-time67%
American AirlinesCheapest$849Average$1,013FlexibilityNo cancel feeOn-time71%

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