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Sao Paulo

$218+ Cheap flights from Illinois 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 2/14. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — SAO
Dec 3 — Dec 101
Wed 12/3
Wed 12/10
1 adult, Economy
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Find flight deals from Illinois to Sao Paulo

Cheapest flights from Illinois to Sao Paulo
Explore the most affordable flight options available from Illinois to Sao Paulo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 3, 2025.

This FlightHub deal was found by Cheapflights users on 11/2. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/1610:20 pmORD - GRU
1 stop14h 55mAvianca
Sun 12/71:20 amGRU - ORD
1 stop22h 00mAvianca
Deal found 11/2$478
This Priceline deal was found by Cheapflights users on 11/2. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/2610:20 pmORD - GRU
1 stop21h 20mAvianca
Sun 12/71:20 amGRU - ORD
1 stop22h 00mAvianca
Deal found 11/2$486
This Flightnetwork deal was found by Cheapflights users on 11/3. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/610:20 pmORD - GRU
1 stop24h 15mAvianca
Mon 12/152:40 amGRU - ORD
1 stop20h 40mAvianca
Deal found 11/3$489
This FlightHub deal was found by Cheapflights users on 11/3. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/310:20 pmORD - GRU
1 stop21h 20mAvianca
Wed 12/101:20 amGRU - ORD
1 stop22h 00mAvianca
Deal found 11/3$513
This Copa Airlines deal was found by Cheapflights users on 11/2. 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.
Thu 11/276:56 amORD - GRU
1 stop14h 19mCopa Airlines
Sat 12/63:10 amGRU - ORD
1 stop23h 55mCopa Airlines
Deal found 11/2$518
This Mytrip deal was found by Cheapflights users on 11/2. 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 11/2510:20 pmORD - GRU
1 stop21h 20mMultiple Airlines
Fri 12/511:59 pmGRU - ORD
2 stops21h 37mMultiple Airlines
Deal found 11/2$527
This Copa Airlines deal was found by Cheapflights users on 11/3. 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 12/27:33 amORD - GRU
1 stop17h 17mCopa Airlines
Sun 2/11:30 amGRU - ORD
1 stop14h 01mCopa Airlines
Deal found 11/3$538
This Kiwi.com deal was found by Cheapflights users on 11/2. 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.
Wed 11/195:45 amORD - GRU
1 stop13h 35mMultiple Airlines
Mon 12/11:00 amGRU - ORD
2 stops36h 35mMultiple Airlines
Deal found 11/2$552
This Mytrip deal was found by Cheapflights users on 11/3. 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 11/2610:20 pmORD - GRU
1 stop21h 20mMultiple Airlines
Sat 12/67:35 amGRU - ORD
1 stop31h 40mMultiple Airlines
Deal found 11/3$556
This Kiwi.com deal was found by Cheapflights users on 11/2. 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.
Tue 11/2511:48 amORD - VCP
1 stop28h 27mMultiple Airlines
Fri 12/511:10 amVCP - ORD
1 stop29h 06mMultiple Airlines
Deal found 11/2$587
This Mytrip deal was found by Cheapflights users on 11/3. 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 11/261:03 pmORD - VCP
2 stops27h 17mMultiple Airlines
Mon 12/12:55 pmVCP - ORD
2 stops35h 11mMultiple Airlines
Deal found 11/3$613
This Mytrip deal was found by Cheapflights users on 11/3. 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 11/121:48 pmORD - VCP
2 stops26h 32mMultiple Airlines
Sat 11/227:55 amVCP - ORD
2 stops18h 11mMultiple Airlines
Deal found 11/3$620

Cheap flight deals from Illinois to Sao Paulo

Keep the following information in mind while searching for Illinois to Sao Paulo flight deals. Data was last updated November 3, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$476
(Mytrip)

One-way from

$218
(Arajet)

Popular in

December

Cheapest in

January

Average price

$757

Good round-trip deal

$905 or less

Good one-way deal

$303 or less
Provider with most accurate pricing for Chicago (CHI)-Sao Paulo (SAO) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago (CHI)-Sao Paulo (SAO) flights.
Search Deals
From Illinois to Sao Paulo (SAO)
Search Deals
One-way flight from Illinois to Sao Paulo (SAO)
Search Deals
High demand for flights, 0% potential price rise
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($31 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals
Price to beat on a round-trip flight from Illinois to Sao Paulo (SAO).
Search Deals
Price to beat on a one-way flight from Illinois to Sao Paulo (SAO).
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Illinois 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 November 3, 2025.
Use the filters below to find and compare flights from Illinois to Sao Paulo that are best for you.

Fly from

Illinois

Fly to

Sao Paulo

Route

Depart

Return

Price

ChicagoSao Paulo

ORD - GRU

ORDGRU

Chicago O'Hare Intl

Thu 2/26

2:05 pm-10:40 pm

1 stop29h 35m

Sao Paulo Guarulhos Intl

Wed 3/11

1:20 am-1:15 pm

1 stop13h 55m

$486

ChicagoSao Paulo

ORD - GRU

ORDGRU

Chicago O'Hare Intl

Sun 2/8

1:35 pm-4:15 pm

1 stop23h 40m

Sao Paulo Guarulhos Intl

Tue 2/17

5:25 pm-12:15 pm

1 stop21h 50m

$486

ChicagoSao Paulo

ORD - GRU

ORDGRU

Chicago O'Hare Intl

Fri 2/27

7:34 am-12:15 am

1 stop13h 41m

Sao Paulo Guarulhos Intl

Fri 3/6

3:10 am-12:04 am

1 stop23h 54m

$568

ChicagoSao Paulo

ORD - GRU

ORDGRU

Chicago O'Hare Intl

Sun 3/8

5:50 pm-3:40 pm

2 stops43h 50m

Sao Paulo Guarulhos Intl

Sat 3/14

1:20 am-1:15 pm

1 stop13h 55m

$592

ChicagoSao Paulo

ORD - CGH

ORDCGH

Chicago O'Hare Intl

Sat 2/28

2:05 pm-10:00 am

2 stops40h 55m

Sao Paulo Congonhas

Thu 3/12

6:30 am-11:19 pm

2 stops18h 49m

$606

ChicagoSao Paulo

ORD - GRU

ORDGRU

Chicago O'Hare Intl

Sun 4/19

3:13 pm-6:30 am

1 stop13h 17m

Sao Paulo Guarulhos Intl

Sat 5/2

3:15 am-1:24 am

1 stop24h 09m

$608

ChicagoSao Paulo

ORD - GRU

ORDGRU

Chicago O'Hare Intl

Tue 12/2

7:33 am-12:10 am

1 stop13h 37m

Sao Paulo Guarulhos Intl

Sun 2/1

3:10 am-12:04 am

1 stop23h 54m

$608

ChicagoSao Paulo

MDW - GRU

MDWGRU

Chicago Midway

Sun 11/23

6:00 am-5:40 am

1 stop20h 40m

Sao Paulo Guarulhos Intl

Tue 12/2

11:45 pm-11:55 am

1 stop15h 10m

$620

ChicagoSao Paulo

ORD - GRU

ORDGRU

Chicago O'Hare Intl

Wed 11/26

8:55 am-5:40 am

2 stops17h 45m

Sao Paulo Guarulhos Intl

Mon 12/8

11:45 pm-10:14 am

1 stop13h 29m

$625

ChicagoSao Paulo

ORD - GRU

ORDGRU

Chicago O'Hare Intl

Sun 11/16

6:45 am-5:40 am

2 stops19h 55m

Sao Paulo Guarulhos Intl

Wed 11/26

11:45 pm-4:36 pm

2 stops19h 51m

$625

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/2

Showing 1-10 of 60 results
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Best time to book a flight from Illinois to Sao Paulo

Have a flexible travel schedule? Discover the best time to fly to Sao Paulo from Illinois 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 Illinois to Sao Paulo

What is the cheapest month to book a flight from Illinois to Sao Paulo?

Currently, May is the cheapest month in which you can book a flight from Illinois to Sao Paulo (average of $376). Flying from Illinois to Sao Paulo in August is currently the most expensive (average of $694). 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 IL to SAO?

Find hourly flight availability from Illinois 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 November 3, 2025.

It’s optimal to fly from Illinois to Sao Paulo in the morning. By choosing this option you can save up to 25% on the cost of your flight, compared to a flight in the afternoon.

What is the cheapest day to fly from Illinois to Sao Paulo?

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

Travelers seeking maximum savings on their Illinois to Sao Paulo flight should consider departing on Monday afternoons when fares are most often at their lowest. Friday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Illinois to Sao Paulo

Explore weekly flight availability from Illinois 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 November 3, 2025.

The most flights from USIL 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 Illinois to Sao Paulo?

Related info for your journey

Find useful and relevant information for your journey from Illinois 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 Illinois to Sao Paulo?

    For as low as $568, GOL can have you in Sao Paulo from Illinois in 13h 41m. Airlines will cover a distance of 5233 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Illinois to Sao Paulo one-way?

    $218 is the cheapest one-way deal found within the past few days, from Arajet. You may also be able to find cheap deals on Copa Airlines and LATAM Airlines, with prices starting from $235 and $302, respectively.

  • What are the most popular routes from Illinois to Sao Paulo?

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

  • What are the cheapest flights from Illinois to Sao Paulo?

    Looking for the cheapest flight from Illinois to Sao Paulo? While on average our users pay $1,325, our data indicates the cheapest price to be $303. The most popular route (Chicago O'Hare Intl - Sao Paulo Guarulhos Intl), is priced around $428.

  • Can I find deals for flights from Illinois to Sao Paulo that include hotel bookings?

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

  • How can I find direct flights from Illinois to Sao Paulo?

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

  • Can I find deals for business class flights from Illinois to Sao Paulo?

    Yes. Cheapflights offers flight deals from Illinois 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 Illinois to Sao Paulo?

    Currently, May is the cheapest month in which you can book a flight from Illinois to Sao Paulo (average of $376). Flying from Illinois to Sao Paulo in August is currently the most expensive (average of $694). 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 Illinois to Sao Paulo

See prices for flight routes from nearby airports that may be better suited for you.
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Top 8 airlines flying from Illinois to Sao Paulo

Discover the top 8 airlines that operate flights from Illinois 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 November 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
Copa AirlinesCheapest$376Average$691FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$435Average$1,038FlexibilityNo cancel feeOn-time69%
DeltaCheapest$487Average$667FlexibilityNo cancel feeOn-timeN/A
LATAM AirlinesCheapest$494Average$643FlexibilityNo cancel feeOn-time81%
American AirlinesCheapest$500Average$1,058FlexibilityNo cancel feeOn-time71%
GOLCheapest$596Average$606FlexibilityNo cancel feeOn-time74%
AviancaCheapest$605Average$815FlexibilityNo cancel feeOn-time71%
Air CanadaCheapest$696Average$834FlexibilityNo cancel feeOn-time67%

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