Cheap flights from Sao Paulo to Illinois from $301
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Sao Paulo to Illinois departing on 8/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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How to get the cheapest flight ticket from Sao Paulo to Illinois
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
What is the cheapest month to fly to Illinois?
The cheapest month to fly to Illinois from Sao Paulo is in September. Flight prices, which tend to average around $745, are often lower during this time because this is during the off-season. If you aren’t able to travel to Illinois during the month of September, then flying in March is also cheap. Prices for this month can be found on momondo for an average of $839.
What is the cheapest day to depart on your flight to Illinois?
The cheapest day to depart from Sao Paulo to Illinois is on a Monday when prices can be found for as low as $919. Flights from Sao Paulo to Illinois on a Saturday will generally be more expensive and average around $1,041. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.
What is the cheapest time of day to depart on your flight to Illinois?
Our most recent data shows that the best time of day to fly to Illinois is in the morning. Flights from Sao Paulo to Illinois during this time can be as low as $885. Flights in the evening are often more expensive with an average ticket price of $1,004.
What is the cheapest Sao Paulo to Illinois flight route?
Fly from Sao Paulo Guarulhos Intl to Chicago O'Hare Intl for the best Sao Paulo - Illinois flight prices
How far in advance should I book a flight to Illinois?
You are more likely to see cheaper flights to Illinois from Sao Paulo when booking 10 weeks ahead of your departure date. In general, you can expect to find flights to Illinois for around $958 when searching 10 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Illinois from Sao Paulo for as low as $780 on momondo.
What cabin class options are available on Sao Paulo to Illinois flights?
There are 3 cabin classes available to choose from on Sao Paulo to Illinois flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Sao Paulo to Illinois?
Avianca, Copa Airlines, and GOL are the most popular carriers operating from Sao Paulo to Illinois
What airlines fly to Illinois?
United Airlines, Copa Airlines and Avianca are the top three most popular airlines that fly to Illinois from Sao Paulo according to our data. United Airlines is the first choice among our users, with 62% of people opting to fly with this airline when traveling to Illinois. Keep in mind that there are 5 different airlines that fly to Illinois on a routine basis, so you have a few additional options to choose from.
How many flights depart from Sao Paulo to Illinois on average per day?
2 flights are operational daily from Sao Paulo to Illinois as of June 2025. The most popular departure time for this route is 10:00PM, with 100% of flights per day taking off in the evening.
How many flights depart from Sao Paulo to Illinois on average per week?
14 flights are operational weekly from Sao Paulo to Illinois as of June 2025. The most popular departure day for this route is Mon, with 14% of flights per week taking off on this day.
Cheap Sao Paulo to Illinois flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Sao Paulo to Illinois
When did momondo last update prices for flights from Sao Paulo to Illinois?
Prices for flights from Sao Paulo to Illinois are updated daily.
How many operators does momondo search for flights from Sao Paulo to Illinois?
As of June 2025, there are 5 operators available to choose from for flights from Sao Paulo to Illinois.
How old do you have to be to fly from Sao Paulo to Illinois?
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 Sao Paulo to Illinois.
What documentation or ID do you need to fly to Illinois?
The travel and health documents you'll need for your trip to Illinois may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Illinois. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Sao Paulo to Illinois?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Sao Paulo to Illinois is Boeing 787-9 Dreamliner (46.54% of total bookings). The next most popular plane models are Boeing 787-10 Dreamliner (29.62%), Airbus A330-900neo (5.22%), and Boeing 777-300 (4.09%).
Best airlines flying from Sao Paulo to Illinois
Compare and see reviews for airlines that fly from Sao Paulo to Illinois with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $606 | Free Cancellation | Rating 6.7 2,346 reviews | |||
| PriceFrom $609 | Free Cancellation | Rating 7.5 1,452 reviews | |||
| PriceFrom $687 | Free Cancellation | Rating 7.4 8,798 reviews | |||
| PriceFrom $844 | Free Cancellation | Rating 7.5 1,785 reviews | |||
| PriceFrom $851 | Free Cancellation | Rating 7.1 9,553 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Sao Paulo to Illinois?
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Illinois from Sao Paulo.
Can I find flights from Sao Paulo to Illinois with flexible booking policies on momondo?
All flight searches from Sao Paulo to Illinois on momondo can be filtered to show those which offer flexible booking policies.
How can momondo help me find flights from Sao Paulo to Illinois?
Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Illinois from Sao Paulo.
I’m not ready to book a flight from Sao Paulo to Illinois right now. Can momondo alert me if prices change?
Yes momondo offers price alerts on flights to Illinois from Sao Paulo. 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.