What airlines fly to Illinois?

United Airlines, Avianca and LATAM Airlines 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 69% of people opting to fly with this airline when traveling to Illinois. Keep in mind that there are 3 different airlines that fly to Illinois on a routine basis, so you have a few additional options to choose from.

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

GOL, LATAM Airlines, and Copa Airlines are the most popular carriers operating from Sao Paulo to Illinois

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 December 2025. The most popular departure time for this route is 9:00PM, 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 December 2025. The most popular departure day for this route is Mon, with 14% of flights per week taking off on this day.

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 December 2025, there are 3 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.

$265 Cheap Flights from Sao Paulo to Illinois in 2025/26

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Find the cheapest flights from Sao Paulo to Illinois

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

10:37 pm - 9:57 am

GRU

ORD

13h 20m1 stop

11:27 am - 2:42 am

ORD

GRU

13h 15m1 stop

$581Arajet

Fri, May 1 - Sat, May 9

9:00 pm - 10:08 am

GRU

ORD

15h 08m1 stop

3:45 pm - 9:50 am

ORD

GRU

16h 05m1 stop

$585Air Canada

Thu, Apr 9 - Tue, Apr 14

8:20 pm - 8:20 pm

VCP

ORD

27h 00m2 stops

10:20 pm - 9:10 am

ORD

VCP

31h 50m2 stops

$706GOL

Mon, Feb 9 - Mon, Feb 23

8:20 pm - 8:20 pm

VCP

ORD

27h 00m2 stops

10:20 pm - 9:10 am

ORD

VCP

31h 50m2 stops

$710GOL

Mon, Feb 9 - Mon, Feb 23

9:15 pm - 12:46 pm

GRU

MDW

18h 31m2 stops

5:38 pm - 9:35 am

MDW

GRU

13h 57m1 stop

$791Delta

Sun, Mar 1 - Sun, Mar 15

11:45 pm - 11:59 am

GRU

MDW

15h 14m1 stop

10:53 am - 9:35 am

MDW

GRU

19h 42m1 stop

$795Delta

Tue, Feb 10 - Wed, Feb 18

11:45 pm - 11:59 am

GRU

MDW

15h 14m1 stop

6:00 am - 6:15 am

MDW

GRU

21h 15m2 stops

$804LATAM Airlines

Tue, Feb 10 - Sat, Feb 21

10:40 am - 10:29 pm

GRU

MDW

13h 49m1 stop

10:49 am - 7:25 am

MDW

GRU

18h 36m2 stops

$809LATAM Airlines

Sat, Mar 28 - Sun, Apr 5

11:20 pm - 9:40 pm

VCP

STL

25h 20m2 stops

8:30 am - 5:40 am

STL

VCP

18h 10m2 stops

$6,935United Airlines

Wed, Feb 25 - Sun, Mar 1

11:20 pm - 10:14 pm

VCP

STL

25h 54m2 stops

8:17 am - 5:40 am

STL

VCP

18h 23m2 stops

$6,974United Airlines

Wed, Feb 25 - Sun, Mar 1

Arajet flights from Sao Paulo to Illinois

Our best Arajet deals on Sao Paulo to Illinois flight tickets

Arajet

May 1

GRU10:37 pmSao Paulo Guarulhos Intl

13h 20m

1 stop

ORD9:57 amChicago O'Hare Intl

May 9

ORD11:27 amChicago O'Hare Intl

13h 15m

1 stop

GRU2:42 amSao Paulo Guarulhos Intl

$581

Find similar

Arajet

Apr 21

GRU11:10 amSao Paulo Guarulhos Intl

14h 30m

1 stop

ORD11:40 pmChicago O'Hare Intl

Apr 27

ORD4:30 amChicago O'Hare Intl

15h 55m

1 stop

GRU10:25 pmSao Paulo Guarulhos Intl

$616

Find similar

Air Canada flights from Sao Paulo to Illinois

Our best Air Canada deals on Sao Paulo to Illinois flight tickets

Air Canada

Apr 9

GRU9:00 pmSao Paulo Guarulhos Intl

15h 08m

1 stop

ORD10:08 amChicago O'Hare Intl

Apr 14

ORD3:45 pmChicago O'Hare Intl

16h 05m

1 stop

GRU9:50 amSao Paulo Guarulhos Intl

$585

Find similar

Air Canada

Mar 2

GRU9:45 pmSao Paulo Guarulhos Intl

16h 33m

1 stop

ORD11:18 amChicago O'Hare Intl

Mar 11

ORD3:55 pmChicago O'Hare Intl

15h 05m

1 stop

GRU9:00 amSao Paulo Guarulhos Intl

$586

Find similar

Air Canada

Apr 29

GRU9:00 pmSao Paulo Guarulhos Intl

15h 08m

1 stop

ORD10:08 amChicago O'Hare Intl

May 14

ORD3:50 pmChicago O'Hare Intl

15h 15m

1 stop

GRU9:05 amSao Paulo Guarulhos Intl

$588

Find similar

Fly from

Fly to

Route

Depart

Return

Price

Sao PauloChicago

GRU - ORD

GRUORD

Sao Paulo Guarulhos Intl

Fri 5/1

10:37 pm-9:57 am

1 stop13h 20m

Chicago O'Hare Intl

Sat 5/9

11:27 am-2:42 am

1 stop13h 15m

$581

Sao PauloChicago

GRU - ORD

GRUORD

Sao Paulo Guarulhos Intl

Thu 4/9

9:00 pm-10:08 am

1 stop15h 08m

Chicago O'Hare Intl

Tue 4/14

3:45 pm-9:50 am

1 stop16h 05m

$585

Sao PauloChicago

VCP - ORD

VCPORD

Sao Paulo Viracopos

Mon 2/9

8:20 pm-8:20 pm

2 stops27h 00m

Chicago O'Hare Intl

Mon 2/23

10:20 pm-9:10 am

2 stops31h 50m

$706

Sao PauloChicago

VCP - ORD

VCPORD

Sao Paulo Viracopos

Mon 2/9

8:20 pm-8:20 pm

2 stops27h 00m

Chicago O'Hare Intl

Mon 2/23

10:20 pm-9:10 am

2 stops31h 50m

$710

Sao PauloChicago

GRU - MDW

GRUMDW

Sao Paulo Guarulhos Intl

Sun 3/1

9:15 pm-12:46 pm

2 stops18h 31m

Chicago Midway

Sun 3/15

5:38 pm-9:35 am

1 stop13h 57m

$791

Sao PauloChicago

GRU - MDW

GRUMDW

Sao Paulo Guarulhos Intl

Tue 2/10

11:45 pm-11:59 am

1 stop15h 14m

Chicago Midway

Wed 2/18

10:53 am-9:35 am

1 stop19h 42m

$795

Sao PauloChicago

GRU - MDW

GRUMDW

Sao Paulo Guarulhos Intl

Tue 2/10

11:45 pm-11:59 am

1 stop15h 14m

Chicago Midway

Sat 2/21

6:00 am-6:15 am

2 stops21h 15m

$804

Sao PauloChicago

GRU - MDW

GRUMDW

Sao Paulo Guarulhos Intl

Sat 3/28

10:40 am-10:29 pm

1 stop13h 49m

Chicago Midway

Sun 4/5

10:49 am-7:25 am

2 stops18h 36m

$809

Sao PauloSt. Louis

VCP - STL

VCPSTL

Sao Paulo Viracopos

Wed 2/25

11:20 pm-9:40 pm

2 stops25h 20m

Lambert-St Louis

Sun 3/1

8:30 am-5:40 am

2 stops18h 10m

$6,935

Sao PauloSt. Louis

VCP - STL

VCPSTL

Sao Paulo Viracopos

Wed 2/25

11:20 pm-10:14 pm

2 stops25h 54m

Lambert-St Louis

Sun 3/1

8:17 am-5:40 am

2 stops18h 23m

$6,974

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 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

Prices

Airlines

Other information

What is the cheapest month to fly to Illinois?

The cheapest month to fly to Illinois from Sao Paulo is in July. Flight prices, which tend to average around $743, 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 July, then flying in April is also cheap. Prices for this month can be found on momondo for an average of $778.

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 Sunday when prices can be found for as low as $827. Flights from Sao Paulo to Illinois on a Friday will generally be more expensive and average around $1,032. 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 $924.

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 weeks ahead of your departure date. In general, you can expect to find flights to Illinois for around $916 when searching 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 $750 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.

Can stopping save me money on Sao Paulo to Illinois flights?

You could potentially save up to 40% on your flight if you consider stops on a Sao Paulo to Illinois flight.

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

Best Price Found	$304
Fastest flight time	10h 25m
Direct flights	Every day
Airports in Illinois	98 airports

The best one-way flight to Illinois from Sao Paulo in the past 72 hours is $304. The best round-trip flight deal from Sao Paulo to Illinois found on momondo in the last 72 hours is $868.

The fastest flight from Sao Paulo to Illinois takes 10h 25m

Direct flights go from Sao Paulo to Illinois every day.

There are 98 airports in Illinois. From Sao Paulo there are direct flights to Chicago O'Hare Intl (ORD).

Search flight deals

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 December 2025, there are 3 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 (48.13% of total bookings). The next most popular plane models are Boeing 787-10 Dreamliner (23.88%), Airbus A330-900neo (8.68%), and Boeing 777 (3.82%).

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
Avianca	PriceFrom $605	Free Cancellation	Rating 6.6 2,488 reviews	Search Avianca flights
LATAM Airlines	PriceFrom $643	Free Cancellation	Rating 7.5 1,893 reviews	Search LATAM Airlines flights
United Airlines	PriceFrom $686	Free Cancellation	Rating 7.4 9,092 reviews	Search United Airlines flights

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.