HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Porto Alegre

$333+ Cheap flights from Illinois to Porto Alegre (POA)

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 7/10. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — POA
Jan 26 — Feb 21
Sun 1/26
Sun 2/2
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Illinois to Porto Alegre 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 Illinois to Porto Alegre

Discover tips and strategies to find the most affordable flight options for your journey from Illinois (USIL) to Porto Alegre (POA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 21, 2025.

Round-trip from

$635
(Trip.com)

One-way from

$420
(Kiwi.com)
From Illinois to Porto Alegre Salgado Filho
Search Deals
One-way flight from Illinois to Porto Alegre Salgado Filho
Search Deals

Find flight deals from Illinois to Porto Alegre

Cheapest flights from Illinois to Porto Alegre
Explore the most affordable flight options available from Illinois to Porto Alegre. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2025.

This Trip.com deal was found by Cheapflights users on 1/20. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/910:58 amMDW - POA
2 stops22h 42mMultiple Airlines
Wed 3/265:30 amPOA - MDW
3 stops44h 47mMultiple Airlines
Deal found 1/20$635
This Gotogate deal was found by Cheapflights users on 1/20. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/241:57 pmORD - POA
1 stop31h 02mCopa Airlines
Thu 2/61:15 amPOA - ORD
1 stop25h 12mCopa Airlines
Deal found 1/20$674
This Mytrip deal was found by Cheapflights users on 1/20. 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.
Sun 2/98:30 amORD - POA
2 stops25h 10mMultiple Airlines
Wed 3/265:20 amPOA - ORD
2 stops20h 47mMultiple Airlines
Deal found 1/20$742
This LATAM Airlines deal was found by Cheapflights users on 1/21. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/242:30 pmORD - POA
2 stops19h 10mLATAM Airlines
Mon 3/317:20 amPOA - ORD
2 stops18h 36mLATAM Airlines
Deal found 1/21$909
This Delta deal was found by Cheapflights users on 1/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/242:30 pmORD - POA
2 stops23h 00mDelta
Mon 3/317:20 amPOA - ORD
2 stops18h 36mDelta
Deal found 1/20$911
This Avianca deal was found by Cheapflights users on 1/21. 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.
Tue 3/253:05 pmORD - POA
2 stops55h 00mAvianca
Mon 3/318:20 pmPOA - ORD
2 stops42h 55mAvianca
Deal found 1/21$931
This Delta deal was found by Cheapflights users on 1/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/249:54 amMDW - POA
2 stops21h 26mDelta
Mon 3/315:55 pmPOA - MDW
2 stops20h 11mDelta
Deal found 1/21$940
This Justfly.com deal was found by Cheapflights users on 1/20. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/2512:51 pmMDW - POA
2 stops18h 29mLATAM Airlines
Mon 3/317:20 amPOA - MDW
2 stops27h 49mLATAM Airlines
Deal found 1/20$970
This Aeromexico deal was found by Cheapflights users on 1/19. 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 Aeromexico is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/151:55 amORD - POA
2 stops33h 55mAeromexico
Tue 9/236:00 amPOA - ORD
2 stops32h 52mAeromexico
Deal found 1/19$1,133
This United Airlines deal was found by Cheapflights users on 1/19. 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.
Thu 3/66:00 pmORD - POA
1 stop19h 50mUnited Airlines
Thu 3/135:35 pmPOA - ORD
1 stop15h 20mUnited Airlines
Deal found 1/19$1,208
This Kissandfly.com deal was found by Cheapflights users on 1/21. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/74:05 pmORD - POA
2 stops19h 35mAzul
Fri 3/145:35 pmPOA - ORD
1 stop15h 20mAzul
Deal found 1/21$1,250

Find flights from Illinois to Porto Alegre within your budget

Customize your flight search to find flights from Illinois to Porto Alegre 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 January 21, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

ChicagoPorto Alegre

MDW - POA

MDWPOA

Chicago Midway

Sun 2/9

10:58 am-12:40 pm

2 stops22h 42m

Porto Alegre Salgado Filho

Wed 3/26

5:30 am-12:17 am

3 stops44h 47m

$635

ChicagoPorto Alegre

ORD - POA

ORDPOA

Chicago O'Hare Intl

Sun 2/9

8:30 am-12:40 pm

2 stops25h 10m

Porto Alegre Salgado Filho

Wed 3/26

5:20 am-12:07 am

2 stops20h 47m

$742

ChicagoPorto Alegre

ORD - POA

ORDPOA

Chicago O'Hare Intl

Tue 5/13

7:54 am-12:15 am

1 stop14h 21m

Porto Alegre Salgado Filho

Sun 6/15

1:23 am-12:34 am

1 stop25h 11m

$845

ChicagoPorto Alegre

ORD - POA

ORDPOA

Chicago O'Hare Intl

Mon 3/24

2:30 pm-11:40 am

2 stops19h 10m

Porto Alegre Salgado Filho

Mon 3/31

7:20 am-11:56 pm

2 stops18h 36m

$909

ChicagoPorto Alegre

ORD - POA

ORDPOA

Chicago O'Hare Intl

Mon 3/24

2:30 pm-3:30 pm

2 stops23h 00m

Porto Alegre Salgado Filho

Mon 3/31

7:20 am-11:56 pm

2 stops18h 36m

$911

ChicagoPorto Alegre

ORD - POA

ORDPOA

Chicago O'Hare Intl

Tue 3/25

3:05 pm-12:05 am

2 stops55h 00m

Porto Alegre Salgado Filho

Mon 3/31

8:20 pm-1:15 pm

2 stops42h 55m

$931

ChicagoPorto Alegre

MDW - POA

MDWPOA

Chicago Midway

Mon 3/24

9:54 am-9:20 am

2 stops21h 26m

Porto Alegre Salgado Filho

Mon 3/31

5:55 pm-12:06 pm

2 stops20h 11m

$940

ChicagoPorto Alegre

MDW - POA

MDWPOA

Chicago Midway

Tue 3/25

12:51 pm-9:20 am

2 stops18h 29m

Porto Alegre Salgado Filho

Mon 3/31

7:20 am-9:09 am

2 stops27h 49m

$970

ChicagoPorto Alegre

ORD - POA

ORDPOA

Chicago O'Hare Intl

Thu 3/6

6:00 pm-4:50 pm

1 stop19h 50m

Porto Alegre Salgado Filho

Thu 3/13

5:35 pm-6:55 am

1 stop15h 20m

$1,208

ChicagoPorto Alegre

ORD - POA

ORDPOA

Chicago O'Hare Intl

Fri 3/7

4:05 pm-2:40 pm

2 stops19h 35m

Porto Alegre Salgado Filho

Fri 3/14

5:35 pm-6:55 am

1 stop15h 20m

$1,250

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/20

Showing 1-10 of 17 results
1
2

Best time to book a flight from Illinois to Porto Alegre

Have a flexible travel schedule? Discover the best time to fly to Porto Alegre 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.

Travel insights for flights from Illinois to Porto Alegre

Get recent, data-driven insights about flights from Illinois to Porto Alegre including ideal travel times, pricing trends, and more.

What is the cheapest time of day to fly from IL to POA?

Find hourly flight availability from Illinois to Porto Alegre. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 21, 2025.

When flying from Illinois to Porto Alegre, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Porto Alegre by month

Plan your trip to Porto Alegre by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Porto Alegre ranges from 2.8 - 5.1 inches per month. September is typically the wettest month, when rainfall can reach 5.1 in. November is typically the driest time to visit Porto Alegre when rainfall is around 2.8 in.

Temperature in Porto Alegre by month

Plan your trip to Porto Alegre by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Porto Alegre, use this chart to help with planning. For those seeking warmer temperatures, February is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of June, when temperatures are typically at their lowest (around 55.4 F).

Reviews of airlines servicing Porto Alegre

Get insights into the airlines that provide service to Porto Alegre. 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 Porto Alegre. Reviews last updated January 21, 2025.
Peruse reviews from past customers who have flown with Delta and LATAM Airlines from Illinois to Porto Alegre to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,521 reviews

Comfort

8.0

Crew

8.6

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very good
8,521 reviews
Delta
8.0
Very good
8,521 reviews

Comfort

8.0

Crew

8.6

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Copa Airlines
7.7
Good
1,662 reviews
Delta
8.0
Very good
8,521 reviews

Comfort

8.0

Crew

8.6

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

LATAM Airlines
7.5
Good
1,858 reviews
Delta
8.0
Very good
8,521 reviews

Comfort

8.0

Crew

8.6

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Aeromexico
7.5
Good
1,849 reviews
Delta
8.0
Very good
8,521 reviews

Comfort

8.0

Crew

8.6

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

United Airlines
7.4
Good
8,984 reviews
Delta
8.0
Very good
8,521 reviews

Comfort

8.0

Crew

8.6

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Illinois to Porto Alegre. 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 into for flights to Porto Alegre from Illinois?

    For a flight from Illinois to Porto Alegre, you will be flying into Salgado Filho. Porto Alegre Salgado Filho (POA) is just 4.0 mi from the center of the city.

  • What are the cheapest airlines to fly from Illinois to Porto Alegre one-way?

    The cheapest airlines for a one-way flight from Illinois to Porto Alegre are LATAM Airlines ($470), United Airlines ($1,359), and Aeromexico ($1,495).

  • What are the most popular routes from Illinois to Porto Alegre?

    While some choose either Chicago Midway - Porto Alegre Salgado Filho or Lambert-St Louis - Porto Alegre Salgado Filho, Chicago O'Hare Intl - Porto Alegre Salgado Filho is the most popular route from Illinois to Porto Alegre.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Illinois to Porto Alegre by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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 Illinois to Porto Alegre

See prices for flight routes from nearby airports that may be better suited for you.
Philadelphia to Porto Alegre flights
John F Kennedy Intl to Porto Alegre flights
Seattle to Porto Alegre flights
Dulles Intl to Porto Alegre flights
Newark to Porto Alegre flights
Miami to Porto Alegre flights
Los Angeles to Porto Alegre flights
LaGuardia to Porto Alegre flights
San Francisco to Porto Alegre flights
Boston to Porto Alegre flights
Fort Lauderdale to Porto Alegre flights
Dallas/Fort Worth to Porto Alegre flights
O'Hare Intl to Porto Alegre flights
Atlanta to Porto Alegre flights
Orlando to Porto Alegre flights
Raleigh to Porto Alegre flights
George Bush Intcntl to Porto Alegre flights
Hobby to Porto Alegre flights
Nashville to Porto Alegre flights
Las Vegas to Porto Alegre flights
Ontario to Porto Alegre flights
Austin to Porto Alegre flights
St. Louis to Porto Alegre flights
Oakland to Porto Alegre flights
John F Kennedy Intl to Caxias do Sul flights
Portland to Porto Alegre flights
New Orleans to Porto Alegre flights
San Diego to Porto Alegre flights
Santa Ana to Porto Alegre flights
Detroit to Porto Alegre flights
San Francisco to Santa Maria flights
Dulles Intl to Santa Maria flights
Tulsa to Porto Alegre flights
Newark to Caxias do Sul flights
Sacramento to Porto Alegre flights
San Jose to Porto Alegre flights
San Francisco to Caxias do Sul flights
San Antonio to Porto Alegre flights
Memphis to Porto Alegre flights
Birmingham to Porto Alegre flights
Chattanooga to Porto Alegre 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.