$298+ Cheap flights from Sao Paulo, Brazil (SAO) to Illinois
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 10/15. Fares are subject to change and may not be available on all flights or dates of travel.
Find cheap flights from Sao Paulo to Illinois with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Sao Paulo to Illinois
Keep the following information in mind while searching for Sao Paulo to Illinois flight deals. Data was last updated June 12, 2025.
Round-trip from | $539 (Mytrip) |
|---|---|
One-way from | $298 (Kiwi.com) |
Popular in | December |
Cheapest in | September |
Average price | $839 |
Good round-trip deal | $687 or less |
Good one-way deal | $456 or less |
Find flight deals from Sao Paulo to Illinois
Cheapest flights from Sao Paulo to IllinoisExplore the most affordable flight options available from Sao Paulo to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.
Explore the most affordable flight options available from Sao Paulo to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.
This Mytrip deal was found by Cheapflights users on 6/10. 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.
This Mytrip deal was found by Cheapflights users on 6/10. 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.
This Mytrip deal was found by Cheapflights users on 6/9. 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.
This Flightnetwork deal was found by Cheapflights users on 6/11. 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.
This Avianca deal was found by Cheapflights users on 6/12. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Copa Airlines deal was found by Cheapflights users on 6/12. 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.
This Air Canada deal was found by Cheapflights users on 6/10. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This GOL deal was found by Cheapflights users on 6/10. 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 GOL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This GOL deal was found by Cheapflights users on 6/10. 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 GOL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This GOL deal was found by Cheapflights users on 6/11. 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 GOL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Air Canada deal was found by Cheapflights users on 6/12. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Booking.com deal was found by Cheapflights users on 6/10. 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.
Cheapflights Fare Finder
Customize your flight search to find flights from Sao Paulo to Illinois 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 June 12, 2025.
Use the filters below to find and compare flights from Sao Paulo to Illinois that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
Sao PauloSt. Louis
GRU - STL
GRUSTL
Sao Paulo Guarulhos Intl
Wed 8/6
1:55 pm-4:31 pm
3 stops28h 36m
Lambert-St Louis
Mon 8/18
8:44 am-2:15 am
3 stops39h 31m
Sao PauloSt. Louis
VCP - STL
VCPSTL
Sao Paulo Viracopos
Wed 8/6
12:10 pm-4:31 pm
3 stops30h 21m
Lambert-St Louis
Mon 8/18
8:44 am-8:05 am
2 stops21h 21m
Sao PauloChicago
VCP - ORD
VCPORD
Sao Paulo Viracopos
Tue 8/12
10:55 pm-8:40 pm
1 stop23h 45m
Chicago O'Hare Intl
Thu 9/4
1:03 pm-5:35 am
1 stop14h 32m
Sao PauloChicago
GRU - ORD
GRUORD
Sao Paulo Guarulhos Intl
Sun 11/16
1:50 am-12:15 pm
1 stop13h 25m
Chicago O'Hare Intl
Sat 2/7
10:27 am-2:42 am
1 stop13h 15m
Sao PauloChicago
GRU - ORD
GRUORD
Sao Paulo Guarulhos Intl
Wed 8/20
1:45 am-1:15 pm
1 stop13h 30m
Chicago O'Hare Intl
Sat 9/20
2:35 pm-5:35 am
1 stop13h 00m
Sao PauloChicago
GRU - ORD
GRUORD
Sao Paulo Guarulhos Intl
Fri 8/1
3:10 am-11:52 pm
1 stop22h 42m
Chicago O'Hare Intl
Mon 8/18
7:54 am-12:30 am
1 stop14h 36m
Sao PauloSt. Louis
GRU - STL
GRUSTL
Sao Paulo Guarulhos Intl
Wed 8/6
9:00 pm-8:00 pm
1 stop25h 00m
Lambert-St Louis
Mon 8/18
4:00 pm-9:15 am
1 stop15h 15m
Sao PauloChicago
GRU - ORD
GRUORD
Sao Paulo Guarulhos Intl
Thu 9/25
6:00 am-10:26 pm
2 stops18h 26m
Chicago O'Hare Intl
Fri 10/3
2:50 pm-6:40 pm
2 stops25h 50m
Sao PauloChicago
CGH - ORD
CGHORD
Sao Paulo Congonhas
Mon 11/17
7:20 pm-9:24 pm
2 stops29h 04m
Chicago O'Hare Intl
Wed 2/4
5:00 am-6:05 am
2 stops22h 05m
Sao PauloChicago
VCP - ORD
VCPORD
Sao Paulo Viracopos
Tue 11/4
5:55 pm-10:15 pm
2 stops31h 20m
Chicago O'Hare Intl
Sun 11/16
1:35 pm-10:40 am
2 stops18h 05m
Best time to book a flight from Sao Paulo to Illinois
Have a flexible travel schedule? Discover the best time to fly to Illinois from Sao Paulo with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from Sao Paulo to Illinois
What is the cheapest month to book a flight from Sao Paulo to Illinois?
Currently, August is the cheapest month in which you can book a flight from Sao Paulo to Illinois (average of $245). Flying from Sao Paulo to Illinois in March is currently the most expensive (average of $321). 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 SAO to IL?
Find hourly flight availability from Sao Paulo to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Sao Paulo to Illinois as you normally would.
Weekly flight availability from Sao Paulo to Illinois
Explore weekly flight availability from Sao Paulo to Illinois. 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 June 12, 2025.
The most flights from SAO to USIL 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).
Rainfall in Illinois by month
Plan your trip to Illinois by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Illinois ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Illinois when rainfall is around 1.7 in.
Temperature in Illinois by month
Plan your trip to Illinois by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Illinois, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).
Reviews of airlines servicing Illinois
Get insights into the airlines that provide service to Illinois. 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 Illinois. Reviews last updated June 12, 2025.
Get a feel of what it's like to fly with Azul, Delta and LATAM Airlines from Sao Paulo to Illinois by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
Comfort
Food
Overall
Entertainment
Crew
Reviews
Mike,Feb 2025
NVT - LIS
Boarding
Comfort
Food
Overall
Entertainment
Crew
Reviews
Mike,Feb 2025
NVT - LIS
Boarding
Comfort
Food
Overall
Entertainment
Crew
Reviews
Mike,Feb 2025
NVT - LIS
Boarding
Comfort
Food
Overall
Entertainment
Crew
Reviews
Mike,Feb 2025
NVT - LIS
Boarding
Comfort
Food
Overall
Entertainment
Crew
Reviews
Mike,Feb 2025
NVT - LIS
Boarding
Comfort
Food
Overall
Entertainment
Crew
Reviews
Mike,Feb 2025
NVT - LIS
Related info for your journey
Find useful and relevant information for your journey from Sao Paulo to Illinois. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
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Alternative routes for Sao Paulo to Illinois
See prices for flight routes from nearby airports that may be better suited for you.
Top 5 airlines flying from Sao Paulo to Illinois
Discover the top 5 airlines that operate flights from Sao Paulo to Illinois. 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 June 12, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$606 | Average$770 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$609 | Average$885 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$687 | Average$1,186 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$844 | Average$1,110 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$851 | Average$894 | FlexibilityNo cancel fee | On-time67% |