HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Porto Alegre

$346+ Cheap flights from O'Hare Intl (ORD) 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 5/5. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — POA
Feb 26 — Mar 51
Thu 2/26
Thu 3/5
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from O'Hare Intl 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 O'Hare Intl to Porto Alegre

Cheapest flights from O'Hare Intl to Porto Alegre
Explore the most affordable flight options available from O'Hare Intl to Porto Alegre. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 27, 2026.

This Copa Airlines deal was found by Cheapflights users on 1/25. 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.
Tue 3/37:34 am
ORD
-
POA
1 stop13h 51m
Copa Airlines
Tue 3/241:30 am
POA
-
ORD
1 stop14h 01m
Copa Airlines
Deal found 1/25$697
This LATAM Airlines deal was found by Cheapflights users on 1/25. 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.
Tue 3/32:46 pm
ORD
-
POA
2 stops23h 14m
LATAM Airlines
Wed 3/256:00 pm
POA
-
ORD
2 stops20h 57m
LATAM Airlines
Deal found 1/25$709
This GOL deal was found by Cheapflights users on 1/27. 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.
Tue 3/310:20 pm
ORD
-
POA
2 stops22h 20m
GOL
Wed 3/259:20 pm
POA
-
ORD
2 stops26h 00m
GOL
Deal found 1/27$715
This Avianca deal was found by Cheapflights users on 1/25. 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 3/1711:20 pm
ORD
-
POA
2 stops33h 35m
Avianca
Thu 3/195:55 pm
POA
-
ORD
2 stops29h 25m
Avianca
Deal found 1/25$766
This United Airlines deal was found by Cheapflights users on 1/25. 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.
Tue 3/35:50 pm
ORD
-
POA
1 stop17h 35m
United Airlines
Wed 3/253:25 pm
POA
-
ORD
2 stops20h 24m
United Airlines
Deal found 1/25$783
This Air Canada deal was found by Cheapflights users on 1/26. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/178:40 pm
ORD
-
POA
2 stops40h 10m
Air Canada
Thu 3/195:55 pm
POA
-
ORD
2 stops21h 06m
Air Canada
Deal found 1/26$1,161
This United Airlines deal was found by Cheapflights users on 1/25. 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.
Tue 3/176:50 pm
ORD
-
POA
1 stop17h 35m
United Airlines
Thu 3/193:30 pm
POA
-
ORD
1 stop17h 30m
United Airlines
Deal found 1/25$1,483

Find flight deals from O'Hare Intl to Porto Alegre

Discover tips and strategies to find the most affordable flight options for your journey from O'Hare Intl (ORD) 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 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$697
(Copa Airlines)

One-way from

$346
(Avianca)
Provider with most accurate pricing for Chicago O'Hare Intl-Porto Alegre Salgado Filho flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago O'Hare Intl-Porto Alegre Salgado Filho flights.
Search Deals
From Chicago O'Hare Intl to Porto Alegre Salgado Filho
Search Deals
One-way flight from Chicago O'Hare Intl to Porto Alegre Salgado Filho
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from O'Hare Intl 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 27, 2026.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Porto Alegre that are best for you.

Fly from

O'Hare Intl

Fly to

Porto Alegre

Route

Depart

Return

Price

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

$697

ChicagoPorto Alegre

ORD - POA

ORDPOA

Chicago O'Hare Intl

Tue 3/3

2:46 pm-5:00 pm

2 stops23h 14m

Porto Alegre Salgado Filho

Wed 3/25

6:00 pm-12:57 pm

2 stops20h 57m

$709

ChicagoPorto Alegre

ORD - POA

ORDPOA

Chicago O'Hare Intl

Tue 3/3

10:20 pm-11:40 pm

2 stops22h 20m

Porto Alegre Salgado Filho

Wed 3/25

9:20 pm-9:20 pm

2 stops26h 00m

$715

ChicagoPorto Alegre

ORD - POA

ORDPOA

Chicago O'Hare Intl

Tue 3/17

11:20 pm-10:55 am

2 stops33h 35m

Porto Alegre Salgado Filho

Thu 3/19

1:40 pm-9:20 pm

2 stops33h 40m

$766

ChicagoPorto Alegre

ORD - POA

ORDPOA

Chicago O'Hare Intl

Tue 3/3

5:50 pm-2:25 pm

1 stop17h 35m

Porto Alegre Salgado Filho

Wed 3/25

3:25 pm-9:49 am

2 stops20h 24m

$783

ChicagoPorto Alegre

ORD - POA

ORDPOA

Chicago O'Hare Intl

Tue 5/5

2:35 pm-10:40 am

2 stops18h 05m

$346

ChicagoPorto Alegre

ORD - POA

ORDPOA

Chicago O'Hare Intl

Tue 5/5

9:15 pm-2:20 pm

1 stop15h 05m

$778

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/26

Compare providers for flights from O'Hare Intl 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 O'Hare Intl to Porto Alegre in January.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
MytripPrice 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 O'Hare Intl Airport-Porto Alegre flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Chicago O'Hare Intl Airport-Porto Alegre flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Chicago O'Hare Intl Airport-Porto Alegre flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Chicago O'Hare Intl Airport-Porto Alegre flights, Cheapflights users trust FlightHub the most. FlightHub 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 O'Hare Intl Airport-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 O'Hare Intl to Porto Alegre

Have a flexible travel schedule? Discover the best time to fly to Porto Alegre from O'Hare Intl 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.

Related info for your journey

Find useful and relevant information for your journey from O'Hare Intl 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 O'Hare Intl?

    If you book a flight to Porto Alegre from Chicago O'Hare Intl, you will be flying to Salgado Filho, which is the city’s only airport. Porto Alegre Salgado Filho (POA) is located 4.0 mi from the center of Porto Alegre. There are 0 flights from Chicago O'Hare Intl to Salgado Filho per day from 0 different airlines.

  • How long is the flight from Chicago O'Hare Intl Airport to Porto Alegre?

    Copa Airlines, LATAM Airlines, and GOL can get you from Chicago O'Hare Intl Airport to Porto Alegre in just under 13h 51m. Your travel time can differ by up to 9h 23m. Chicago O'Hare Intl Airport and Porto Alegre are separated by a distance of 5492 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • Can I find deals for flights from O'Hare Intl to Porto Alegre that include hotel bookings?

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

  • How can I find direct flights from O'Hare Intl to Porto Alegre?

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

  • Can I find deals for business class flights from O'Hare Intl to Porto Alegre?

    Yes. Cheapflights offers flight deals from O'Hare Intl 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.

Complete your trip

Complete your trip to Porto Alegre by adding a car rental and/or hotel reservation to your travel itinerary.
Porto Alegre car rentals
Porto Alegre Salgado Filho Airport car rentals

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.