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Porto Alegre

$336+ 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 10/7. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — POA
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap 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 September 11, 2025.

Round-trip from

$840
(Air Canada)

One-way from

$336
(Kiwi.com)
From Chicago O'Hare Intl to Porto Alegre Salgado Filho
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One-way flight from Chicago O'Hare Intl to Porto Alegre Salgado Filho
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Find 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 September 11, 2025.

This United Airlines deal was found by Cheapflights users on 9/10. 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 9/239:15 pmORD - POA
1 stop16h 55mUnited Airlines
Fri 9/263:25 pmPOA - ORD
2 stops20h 45mUnited Airlines
Deal found 9/10$1,355

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 September 11, 2025.
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

7:15 am-2:35 pm

2 stops28h 20m

Porto Alegre Salgado Filho

Wed 3/25

5:10 pm-11:18 am

2 stops20h 08m

$840

ChicagoPorto Alegre

ORD - POA

ORDPOA

Chicago O'Hare Intl

Wed 2/18

3:55 pm-6:20 pm

2 stops23h 25m

Porto Alegre Salgado Filho

Sun 2/22

10:20 am-2:55 pm

2 stops31h 35m

$848

ChicagoPorto Alegre

ORD - POA

ORDPOA

Chicago O'Hare Intl

Wed 2/18

1:35 pm-12:25 am

2 stops31h 50m

Porto Alegre Salgado Filho

Sun 2/22

5:55 pm-12:15 pm

2 stops21h 20m

$936

ChicagoPorto Alegre

ORD - POA

ORDPOA

Chicago O'Hare Intl

Tue 3/3

5:50 pm-2:35 pm

1 stop17h 45m

Porto Alegre Salgado Filho

Wed 3/25

3:25 pm-9:39 am

2 stops20h 14m

$1,066

ChicagoPorto Alegre

ORD - POA

ORDPOA

Chicago O'Hare Intl

Wed 2/18

2:22 pm-12:25 am

1 stop31h 03m

Porto Alegre Salgado Filho

Sat 2/21

1:30 am-12:04 am

1 stop25h 34m

$1,302

ChicagoPorto Alegre

ORD - POA

ORDPOA

Chicago O'Hare Intl

Tue 9/23

9:15 pm-4:10 pm

1 stop16h 55m

Porto Alegre Salgado Filho

Fri 9/26

3:25 pm-10:10 am

2 stops20h 45m

$1,355

ChicagoPorto Alegre

ORD - POA

ORDPOA

Chicago O'Hare Intl

Wed 2/18

5:50 pm-2:35 pm

1 stop17h 45m

Porto Alegre Salgado Filho

Sun 2/22

3:10 pm-5:30 am

1 stop17h 20m

$1,702

ChicagoPorto Alegre

ORD - POA

ORDPOA

Chicago O'Hare Intl

Tue 10/7

7:43 pm-11:55 pm

3 stops50h 12m

$336

ChicagoPorto Alegre

ORD - POA

ORDPOA

Chicago O'Hare Intl

Mon 10/6

11:55 am-12:20 am

3 stops58h 25m

$345

ChicagoPorto Alegre

ORD - POA

ORDPOA

Chicago O'Hare Intl

Wed 10/8

8:00 am-5:30 pm

2 stops31h 30m

$351

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/11

Showing 1-10 of 15 results
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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.

Cheapflights Insights

Everything you need to know about your flight from Chicago O'Hare Intl Airport to Porto Alegre

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

Find hourly flight availability from O'Hare Intl 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 September 11, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Chicago O'Hare Intl Airport to Porto Alegre as you normally would.

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?

    Air Canada, GOL, and United Airlines can get you from Chicago O'Hare Intl Airport to Porto Alegre in just under 17h 45m. Your travel time can differ by up to 14h 05m. 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

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