HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Illinois

$338+ Cheap flights from Porto Alegre (POA) 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 11/8. Fares are subject to change and may not be available on all flights or dates of travel.
POA — ORD
oct. 17 — oct. 241
vie. 10/17
vie. 10/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Porto Alegre 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 Porto Alegre to Illinois

Keep the following information in mind while searching for Porto Alegre to Illinois flight deals. Data was last updated septiembre 17, 2025.

Round-trip from

$717
(United Airlines)

One-way from

$338
(Kiwi.com)

Popular in

June

Cheapest in

April

Average price

$968
From Porto Alegre Salgado Filho to Illinois
Search Deals
One-way flight from Porto Alegre Salgado Filho to Illinois
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($100 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($19 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
Search Deals

Find flight deals from Porto Alegre to Illinois

Cheapest flights from Porto Alegre to Illinois
Explore the most affordable flight options available from Porto Alegre to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 17, 2025.

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.
lun. 11/173:25 pmPOA - ORD
1 stop17h 05mUnited Airlines
mié. 11/262:39 pmORD - POA
2 stops24h 41mUnited Airlines
Deal found 9/15$717
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.
jue. 10/303:15 pmPOA - ORD
2 stops24h 04mMultiple Airlines
jue. 11/66:05 amORD - POA
3 stops25h 50mMultiple Airlines
Deal found 9/15$741
This GOL deal was found by Cheapflights users on 9/16. 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.
jue. 9/188:15 pmPOA - ORD
2 stops19h 00mGOL
jue. 9/256:55 amORD - POA
2 stops38h 45mGOL
Deal found 9/16$789
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.
jue. 10/303:25 pmPOA - ORD
1 stop17h 35mUnited Airlines
jue. 11/65:50 pmORD - POA
1 stop17h 30mUnited Airlines
Deal found 9/15$814
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.
mar. 9/301:25 amPOA - ORD
1 stop14h 16mCopa Airlines
jue. 10/167:59 amORD - POA
1 stop14h 21mCopa Airlines
Deal found 9/15$841
This GOL deal was found by Cheapflights users on 9/16. 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.
mié. 9/176:40 pmPOA - ORD
2 stops20h 35mGOL
mié. 9/242:35 pmORD - POA
2 stops31h 05mGOL
Deal found 9/16$873
This United Airlines deal was found by Cheapflights users on 9/16. 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.
mié. 11/55:10 pmPOA - ORD
1 stop15h 20mUnited Airlines
jue. 11/209:10 pmORD - POA
2 stops40h 00mUnited Airlines
Deal found 9/16$875
This GOL deal was found by Cheapflights users on 9/16. 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.
lun. 12/291:40 pmPOA - ORD
2 stops25h 35mGOL
mar. 1/272:05 pmORD - POA
2 stops31h 20mGOL
Deal found 9/16$972
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.
mié. 10/15:10 pmPOA - ORD
1 stop15h 35mUnited Airlines
jue. 10/168:50 amORD - POA
2 stops29h 20mUnited Airlines
Deal found 9/15$978

Cheapflights Fare Finder

 
Customize your flight search to find flights from Porto Alegre 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 septiembre 17, 2025.
Use the filters below to find and compare flights from Porto Alegre to Illinois that are best for you.

Fly from

Porto Alegre

Fly to

Illinois

Route

Depart

Return

Price

Porto AlegreChicago

POA - ORD

POAORD

Porto Alegre Salgado Filho

lun. 11/17

3:25 pm-5:30 am

1 stop17h 05m

Chicago O'Hare Intl

mié. 11/26

2:39 pm-6:20 pm

2 stops24h 41m

$717

Porto AlegreChicago

POA - ORD

POAORD

Porto Alegre Salgado Filho

jue. 10/30

10:30 am-2:45 pm

3 stops30h 15m

Chicago O'Hare Intl

jue. 11/6

6:05 am-10:55 am

3 stops25h 50m

$779

Porto AlegreChicago

POA - ORD

POAORD

Porto Alegre Salgado Filho

vie. 2/6

3:25 pm-11:06 am

2 stops22h 41m

Chicago O'Hare Intl

mar. 2/17

3:35 pm-4:10 pm

2 stops21h 35m

$791

Porto AlegreChicago

POA - ORD

POAORD

Porto Alegre Salgado Filho

vie. 2/6

2:05 pm-11:06 am

2 stops24h 01m

Chicago O'Hare Intl

dom. 2/15

7:15 am-4:10 pm

2 stops29h 55m

$791

Porto AlegreChicago

POA - ORD

POAORD

Porto Alegre Salgado Filho

dom. 2/8

10:20 am-2:55 pm

2 stops31h 35m

Chicago O'Hare Intl

mié. 2/18

2:00 pm-6:20 pm

2 stops25h 20m

$797

Porto AlegreChicago

POA - ORD

POAORD

Porto Alegre Salgado Filho

jue. 10/30

2:05 pm-7:00 am

1 stop18h 55m

Chicago O'Hare Intl

jue. 11/6

7:10 am-4:20 pm

2 stops30h 10m

$814

Porto AlegreChicago

POA - ORD

POAORD

Porto Alegre Salgado Filho

dom. 3/15

5:10 am-9:26 pm

2 stops18h 16m

Chicago O'Hare Intl

mar. 4/14

1:17 pm-11:30 am

2 stops20h 13m

$862

Porto AlegreChicago

POA - ORD

POAORD

Porto Alegre Salgado Filho

mié. 11/5

5:10 pm-5:30 am

1 stop15h 20m

Chicago O'Hare Intl

jue. 11/20

9:10 pm-4:10 pm

2 stops40h 00m

$875

Porto AlegreChicago

POA - ORD

POAORD

Porto Alegre Salgado Filho

lun. 3/16

5:10 pm-2:55 pm

2 stops23h 45m

Chicago O'Hare Intl

jue. 4/16

2:00 pm-4:10 pm

2 stops24h 10m

$875

Porto AlegreChicago

POA - ORD

POAORD

Porto Alegre Salgado Filho

jue. 2/19

3:25 pm-9:13 am

2 stops20h 48m

Chicago O'Hare Intl

lun. 2/23

3:55 pm-2:35 pm

2 stops19h 40m

$883

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 14 results
1
2

Best time to book a flight from Porto Alegre to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois from Porto Alegre 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 Porto Alegre to Illinois
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Porto Alegre to Illinois. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Porto Alegre to Illinois?

    Located just 4.0 mi from the city center, Porto Alegre Salgado Filho (POA) is the airport most travelers will use when flying to Illinois from Porto Alegre.

  • How long is the flight from Porto Alegre to Illinois?

    Departing from Porto Alegre to Illinois will take you 17h 05m. Porto Alegre and Illinois are separated by a distance of 5492 mi. This flight may include one or multiple stops.

  • Can I find deals for flights from Porto Alegre to Illinois that include hotel bookings?

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

  • How can I find direct flights from Porto Alegre to Illinois?

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

  • Can I find deals for business class flights from Porto Alegre to Illinois?

    Yes. Cheapflights offers flight deals from Porto Alegre to Illinois 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 Porto Alegre to Illinois?

    Currently, August is the cheapest month in which you can book a flight from Porto Alegre to Illinois (average of $245). Flying from Porto Alegre 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Porto Alegre to Illinois

See prices for flight routes from nearby airports that may be better suited for you.
Porto Alegre to Miami flights
Porto Alegre to John F Kennedy Intl flights
Porto Alegre to Newark flights
Porto Alegre to Orlando flights
Porto Alegre to Los Angeles flights
Porto Alegre to Fort Lauderdale flights
Porto Alegre to Las Vegas flights
Porto Alegre to Boston flights
Porto Alegre to Atlanta flights
Porto Alegre to O'Hare Intl flights
Porto Alegre to Seattle flights
Porto Alegre to Dulles Intl flights
Porto Alegre to San Francisco flights
Porto Alegre to Dallas/Fort Worth flights
Porto Alegre to San Diego flights
Porto Alegre to Reagan-National flights
Porto Alegre to Daytona Beach flights
Porto Alegre to Salt Lake City flights
Porto Alegre to Austin flights
Porto Alegre to Detroit flights
Porto Alegre to Hobby flights
Porto Alegre to Baltimore flights
Porto Alegre to Portland flights
Porto Alegre to George Bush Intcntl flights
Porto Alegre to Albuquerque flights
Porto Alegre to San Antonio flights
Porto Alegre to Stewart flights
Porto Alegre to Kansas City flights
Porto Alegre to Cleveland flights
Porto Alegre to Charleston flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.