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Porto Alegre

$713+ Cheap flights from Chicago (CHI) to Porto Alegre (POA)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/3. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — POA
Nov 9 — Nov 161
Sun 11/9
Sun 11/16
1 adult, Economy
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Find flight deals from Chicago to Porto Alegre

Cheapest flights from Chicago to Porto Alegre
Explore the most affordable flight options available from Chicago to Porto Alegre. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 10, 2025.

This Mytrip deal was found by Cheapflights users on 10/8. 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 11/25:00 amORD - POA
3 stops31h 20mMultiple Airlines
Sat 11/155:45 amPOA - ORD
3 stops20h 21mMultiple Airlines
Deal found 10/8$717
This Trip.com deal was found by Cheapflights users on 10/8. 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 11/25:40 amMDW - POA
3 stops31h 50mMultiple Airlines
Sat 11/155:10 amPOA - MDW
2 stops19h 12mMultiple Airlines
Deal found 10/8$1,109
This Copa Airlines deal was found by Cheapflights users on 10/8. 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.
Sun 11/25:56 amORD - POA
1 stop14h 34mCopa Airlines
Fri 11/141:35 amPOA - ORD
1 stop14h 11mCopa Airlines
Deal found 10/8$1,138
This Mytrip deal was found by Cheapflights users on 10/8. 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 11/2312:55 pmORD - POA
2 stops25h 00mMultiple Airlines
Sun 11/306:00 pmPOA - ORD
3 stops32h 13mMultiple Airlines
Deal found 10/8$1,151
This GOL deal was found by Cheapflights users on 10/8. 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.
Sun 11/232:50 pmORD - POA
2 stops30h 00mGOL
Sun 11/305:20 pmPOA - ORD
2 stops32h 39mGOL
Deal found 10/8$1,191
This GOL deal was found by Cheapflights users on 10/7. 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.
Fri 11/212:50 pmORD - POA
2 stops17h 45mGOL
Fri 11/2811:40 amPOA - ORD
2 stops26h 11mGOL
Deal found 10/7$1,242
This Gurufare deal was found by Cheapflights users on 10/7. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/199:45 amORD - POA
2 stops17h 45mLATAM Airlines
Tue 12/308:10 pmPOA - ORD
2 stops19h 03mLATAM Airlines
Deal found 10/7$1,361
This Gurufare deal was found by Cheapflights users on 10/7. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/2112:37 pmORD - POA
2 stops17h 38mLATAM Airlines
Sat 12/274:40 amPOA - ORD
2 stops19h 34mLATAM Airlines
Deal found 10/7$1,367
This United Airlines deal was found by Cheapflights users on 10/8. 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.
Sun 11/239:08 pmORD - POA
2 stops37h 57mUnited Airlines
Sun 11/304:05 pmPOA - ORD
1 stop16h 25mUnited Airlines
Deal found 10/8$1,382
This Expedia deal was found by Cheapflights users on 10/8. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/2312:47 pmMDW - POA
2 stops26h 08mLATAM Airlines
Sun 11/306:00 pmPOA - MDW
2 stops20h 52mLATAM Airlines
Deal found 10/8$1,390
This FlightHub deal was found by Cheapflights users on 10/9. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/249:50 amMDW - POA
2 stops17h 40mLATAM Airlines
Mon 1/128:10 pmPOA - MDW
2 stops23h 15mLATAM Airlines
Deal found 10/9$1,521
This Ovago deal was found by Cheapflights users on 10/8. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/25:04 pmMDW - POA
2 stops21h 01mLATAM Airlines
Sat 11/158:10 pmPOA - MDW
2 stops18h 42mLATAM Airlines
Deal found 10/8$1,620

Cheap flight deals from Chicago to Porto Alegre

Discover tips and strategies to find the most affordable flight options for your journey from Chicago (CHI) 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 October 10, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$713
(United Airlines)
Provider with most accurate pricing for Chicago (CHI)-Porto Alegre Salgado Filho flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago (CHI)-Porto Alegre Salgado Filho flights.
Search Deals
From Chicago (CHI) to Porto Alegre Salgado Filho
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Chicago 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 October 10, 2025.
Use the filters below to find and compare flights from Chicago to Porto Alegre that are best for you.

Fly from

Chicago

Fly to

Porto Alegre

Route

Depart

Return

Price

ChicagoPorto Alegre

ORD - POA

ORDPOA

Chicago O'Hare Intl

Tue 3/3

2:22 pm-4:10 pm

2 stops22h 48m

Porto Alegre Salgado Filho

Wed 3/25

5:10 pm-7:00 am

1 stop15h 50m

$713

ChicagoPorto Alegre

ORD - POA

ORDPOA

Chicago O'Hare Intl

Sun 11/2

5:00 am-3:20 pm

3 stops31h 20m

Porto Alegre Salgado Filho

Sat 11/15

5:45 am-11:06 pm

3 stops20h 21m

$717

ChicagoPorto Alegre

ORD - POA

ORDPOA

Chicago O'Hare Intl

Tue 3/3

12:50 pm-2:35 pm

2 stops22h 45m

Porto Alegre Salgado Filho

Wed 3/25

5:10 pm-2:55 pm

2 stops23h 45m

$753

ChicagoPorto Alegre

ORD - POA

ORDPOA

Chicago O'Hare Intl

Mon 3/2

1:35 pm-10:50 am

2 stops42h 15m

Porto Alegre Salgado Filho

Fri 3/6

1:40 pm-12:15 pm

2 stops25h 35m

$775

ChicagoPorto Alegre

ORD - POA

ORDPOA

Chicago O'Hare Intl

Tue 2/3

7:34 am-12:25 am

1 stop13h 51m

Porto Alegre Salgado Filho

Mon 2/16

1:30 am-12:31 pm

1 stop14h 01m

$1,058

ChicagoPorto Alegre

ORD - POA

ORDPOA

Chicago O'Hare Intl

Tue 3/3

7:34 am-12:25 am

1 stop13h 51m

Porto Alegre Salgado Filho

Tue 3/24

1:30 am-1:31 pm

1 stop14h 01m

$1,058

ChicagoPorto Alegre

MDW - POA

MDWPOA

Chicago Midway

Wed 2/18

5:25 pm-2:05 pm

2 stops17h 40m

Porto Alegre Salgado Filho

Sun 2/22

5:55 pm-9:56 am

2 stops19h 01m

$1,158

ChicagoPorto Alegre

MDW - POA

MDWPOA

Chicago Midway

Sun 11/23

12:47 pm-5:55 pm

2 stops26h 08m

Porto Alegre Salgado Filho

Sun 11/30

6:00 pm-11:52 am

2 stops20h 52m

$1,390

ChicagoPorto Alegre

MDW - POA

MDWPOA

Chicago Midway

Wed 12/24

9:50 am-6:30 am

2 stops17h 40m

Porto Alegre Salgado Filho

Mon 1/12

8:10 pm-4:25 pm

2 stops23h 15m

$1,521

ChicagoPorto Alegre

MDW - POA

MDWPOA

Chicago Midway

Sun 11/2

5:04 pm-5:05 pm

2 stops21h 01m

Porto Alegre Salgado Filho

Sat 11/15

8:10 pm-11:52 am

2 stops18h 42m

$1,620

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/8

Showing 1-10 of 13 results
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Compare providers for flights from Chicago to Porto Alegre

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Chicago to Porto Alegre in October.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Chicago-Porto Alegre flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Chicago-Porto Alegre flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Chicago-Porto Alegre flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Chicago-Porto Alegre flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Chicago-Porto Alegre flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Chicago to Porto Alegre

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

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

Find hourly flight availability from Chicago 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 October 10, 2025.

It’s typically best to fly out from Chicago to Porto Alegre in the morning. Doing so could potentially save you 69% on the flight price compared to flying at noon, which is usually more expensive.

Related info for your journey

Find useful and relevant information for your journey from Chicago 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 Chicago?

    Located just 4.0 mi from the city center, Porto Alegre Salgado Filho is the airport most travelers will use when flying to Porto Alegre from Chicago. Booking flights from Chicago to Salgado Filho (POA) should be relatively easy as there are 0 daily inbound flights from Chicago from 0 different airlines.

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

    Departing from Chicago to Porto Alegre will take you 17h 40m. The distance between Chicago and Porto Alegre is about 5476 mi. This flight may include one or multiple stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Chicago 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.

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