$387+ Cheap flights from O'Hare Intl (ORD) 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 3/12. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — POA
Nov 25 — Dec 21
Round-trip
1 adult, Economy
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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
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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
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Cheapest flights from O'Hare Intl to Porto AlegreExplore 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 October 26, 2026.
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 October 26, 2026.
This United Airlines deal was found by Cheapflights users on 10/23. 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 11/248:50 am -
2 stops30h 35m
Tue 12/15:10 pm -
1 stop15h 05m
Deal found 10/23![United Airlines logo]()
$894
This LATAM Airlines deal was found by Cheapflights users on 10/23. 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 11/2310:35 am -
2 stops17h 05m
Mon 11/305:40 pm -
2 stops21h 44m
Deal found 10/23![LATAM Airlines logo]()
$895
This Expedia deal was found by Cheapflights users on 10/22. 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.
Wed 11/255:30 am -
2 stops22h 10m
Wed 12/169:20 am -
2 stops26h 29m
Deal found 10/22![LATAM Airlines logo]()
$948
This Cheapflightsfares deal was found by Cheapflights users on 10/22. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/63:59 pm -
2 stops21h 51m
Sun 12/135:40 pm -
2 stops26h 26m
Deal found 10/22![LATAM Airlines logo]()
$951
This Copa Airlines deal was found by Cheapflights users on 10/22. 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 12/62:17 pm -
1 stop31h 08m
Sat 12/121:35 am -
1 stop14h 11m
Deal found 10/22![Copa Airlines logo]()
$1,007
This United Airlines deal was found by Cheapflights users on 10/24. 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.
Mon 11/165:50 pm -
1 stop21h 35m
Thu 11/263:45 pm -
2 stops28h 15m
Deal found 10/24![United Airlines logo]()
$1,019
This GOL deal was found by Cheapflights users on 10/25. 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 GOL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/910:30 pm -
2 stops23h 00m
Wed 12/169:15 pm -
2 stops26h 15m
Deal found 10/25![GOL logo]()
$1,065
This Copa Airlines deal was found by Cheapflights users on 10/25. 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.
Wed 12/92:17 pm -
1 stop31h 08m
Tue 12/151:35 am -
1 stop25h 36m
Deal found 10/25![Copa Airlines logo]()
$1,072
This United Airlines deal was found by Cheapflights users on 10/22. 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 12/67:30 am -
2 stops30h 00m
Sun 12/134:05 pm -
1 stop16h 10m
Deal found 10/22![United Airlines logo]()
$1,108
Best flights from O'Hare Intl to Porto AlegreDiscover carefully curated flight deals from O'Hare Intl to Porto Alegre that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 26, 2026.
Discover carefully curated flight deals from O'Hare Intl to Porto Alegre that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 26, 2026.
This Avianca deal was found by Cheapflights users on 10/25. 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.
Fri 2/1910:30 pm -
2 stops18h 45m
Wed 3/104:20 am -
2 stops19h 10m
Deal found 10/25![Avianca logo]()
$807
This United Airlines deal was found by Cheapflights users on 10/25. 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.
Thu 2/185:50 pm -
1 stop16h 05m
Thu 3/113:45 pm -
1 stop16h 30m
Deal found 10/25![United Airlines logo]()
$908
This Copa Airlines deal was found by Cheapflights users on 10/24. 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.
Wed 1/132:13 pm -
1 stop31h 22m
Wed 1/279:10 am -
1 stop30h 36m
Deal found 10/24![Copa Airlines logo]()
$957
This GOL deal was found by Cheapflights users on 10/22. 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 3/195:59 pm -
2 stops18h 41m
Thu 3/256:30 pm -
2 stops18h 35m
Deal found 10/22![GOL logo]()
$1,074
This BusinessClass deal was found by Cheapflights users on 10/22. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/255:50 pm -
1 stop18h 00m
Wed 12/161:35 pm -
1 stop18h 40m
Deal found 10/22![Multiple Airlines logo]()
$1,133
This FlightHub deal was found by Cheapflights users on 10/24. 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.
Tue 11/1710:32 am -
2 stops25h 38m
Mon 11/305:40 pm -
2 stops24h 09m
Deal found 10/24![LATAM Airlines logo]()
$1,207
This United Airlines deal was found by Cheapflights users on 10/25. 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.
Fri 2/192:35 pm -
2 stops19h 15m
Thu 3/113:45 pm -
1 stop16h 30m
Deal found 10/25![United Airlines logo]()
$908
This Copa Airlines deal was found by Cheapflights users on 10/25. 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.
Wed 12/92:17 pm -
1 stop31h 08m
Tue 12/151:35 am -
1 stop25h 36m
Deal found 10/25![Copa Airlines logo]()
$1,072
This United Airlines deal was found by Cheapflights users on 10/24. 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.
Wed 1/139:47 pm -
2 stops39h 43m
Wed 1/272:00 pm -
1 stop18h 15m
Deal found 10/24![United Airlines logo]()
$1,123
This United Airlines deal was found by Cheapflights users on 10/22. 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.
Fri 3/196:50 pm -
1 stop19h 35m
Thu 3/253:45 pm -
2 stops33h 39m
Deal found 10/22![United Airlines logo]()
$1,295
Last-minute flights from O'Hare Intl to Porto AlegreDiscover last-minute flight deals from O'Hare Intl to Porto Alegre. Data last updated October 26, 2026 and is based on user searches.
Discover last-minute flight deals from O'Hare Intl to Porto Alegre. Data last updated October 26, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 10/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/306:50 pm -
1 stop19h 40m
Thu 11/53:45 pm -
1 stop16h 30m
Deal found 10/21![United Airlines logo]()
$1,159
This Copa Airlines deal was found by Cheapflights users on 10/23. 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.
Fri 10/303:13 pm -
1 stop31h 12m
Wed 11/41:30 am -
1 stop25h 41m
Deal found 10/23![Copa Airlines logo]()
$1,167
This United Airlines deal was found by Cheapflights users on 10/24. 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.
Mon 11/165:50 pm -
1 stop21h 35m
Thu 11/263:45 pm -
2 stops28h 15m
Deal found 10/24![United Airlines logo]()
$1,019
This LATAM Airlines deal was found by Cheapflights users on 10/23. 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 11/2310:35 am -
2 stops17h 05m
Mon 11/305:40 pm -
2 stops21h 44m
Deal found 10/23![LATAM Airlines logo]()
$895
This United Airlines deal was found by Cheapflights users on 10/23. 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 11/248:50 am -
2 stops30h 35m
Tue 12/15:10 pm -
1 stop15h 05m
Deal found 10/23![United Airlines logo]()
$894
This Expedia deal was found by Cheapflights users on 10/22. 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.
Wed 11/255:30 am -
2 stops22h 10m
Wed 12/169:20 am -
2 stops26h 29m
Deal found 10/22![LATAM Airlines logo]()
$948
This BusinessClass deal was found by Cheapflights users on 10/22. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/255:50 pm -
1 stop18h 00m
Wed 12/161:35 pm -
1 stop18h 40m
Deal found 10/22![Multiple Airlines logo]()
$1,133
One-way flights from O'Hare Intl to Porto AlegreSearch for one-way flight options from O'Hare Intl to Porto Alegre. Find affordable one-way fares based on user searches. Data last updated October 26, 2026.
Search for one-way flight options from O'Hare Intl to Porto Alegre. Find affordable one-way fares based on user searches. Data last updated October 26, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/125:45 am -
2 stops23h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/24![Multiple Airlines logo]()
$387
This Kiwi.com deal was found by Cheapflights users on 10/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/177:35 am -
3 stops26h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![Multiple Airlines logo]()
$510
This Mytrip deal was found by Cheapflights users on 10/23. 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 11/84:20 am -
2 stops29h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![Multiple Airlines logo]()
$587
This KAYAK deal was found by Cheapflights users on 10/23. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/172:51 pm -
2 stops29h 49m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![GOL logo]()
$633
This Booking.com deal was found by Cheapflights users on 10/23. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/14:20 am -
2 stops24h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![Multiple Airlines logo]()
$668
This Booking.com deal was found by Cheapflights users on 10/23. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/18:40 pm -
3 stops31h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![Multiple Airlines logo]()
$856
This GOL deal was found by Cheapflights users on 10/23. 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 11/12:51 pm -
2 stops29h 49m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![GOL logo]()
$859
This Copa Airlines deal was found by Cheapflights users on 10/23. 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.
Mon 11/27:35 am -
1 stop13h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![Copa Airlines logo]()
$1,128
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 October 26, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $807 (Avianca) |
One-way from | $387 (Kiwi.com) |
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 7,457,451 searches. Data last updated October 26, 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
Fly to
Route
Depart
Return
Cheapest round-trip
ChicagoPorto Alegre
ORD Chicago O'Hare Intl - POA Porto Alegre Salgado Filho
ORDPOA
Chicago O'Hare Intl
Fri 2/19
10:30 pm-8:15 pm
2 stops18h 45m
Porto Alegre Salgado Filho
Wed 3/10
4:20 am-8:30 pm
2 stops19h 10m
$807
ChicagoPorto Alegre
ORD Chicago O'Hare Intl - POA Porto Alegre Salgado Filho
ORDPOA
Chicago O'Hare Intl
Sun 11/1
4:20 am-3:40 pm
3 stops32h 20m
Porto Alegre Salgado Filho
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$849
ChicagoPorto Alegre
ORD Chicago O'Hare Intl - POA Porto Alegre Salgado Filho
ORDPOA
Chicago O'Hare Intl
Sun 11/1
2:51 pm-11:40 pm
2 stops29h 49m
Porto Alegre Salgado Filho
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$859
ChicagoPorto Alegre
ORD Chicago O'Hare Intl - POA Porto Alegre Salgado Filho
ORDPOA
Chicago O'Hare Intl
Thu 2/18
5:50 pm-12:55 pm
1 stop16h 05m
Porto Alegre Salgado Filho
Thu 3/11
3:45 pm-5:15 am
1 stop16h 30m
$908
ChicagoPorto Alegre
ORD Chicago O'Hare Intl - POA Porto Alegre Salgado Filho
ORDPOA
Chicago O'Hare Intl
Fri 2/19
2:35 pm-12:50 pm
2 stops19h 15m
Porto Alegre Salgado Filho
Thu 3/11
3:45 pm-5:15 am
1 stop16h 30m
$908
ChicagoPorto Alegre
ORD Chicago O'Hare Intl - POA Porto Alegre Salgado Filho
ORDPOA
Chicago O'Hare Intl
Wed 1/13
2:13 pm-12:35 am
1 stop31h 22m
Porto Alegre Salgado Filho
Wed 1/27
9:10 am-12:46 pm
1 stop30h 36m
$957
ChicagoPorto Alegre
ORD Chicago O'Hare Intl - POA Porto Alegre Salgado Filho
ORDPOA
Chicago O'Hare Intl
Wed 12/9
2:17 pm-12:25 am
1 stop31h 08m
Porto Alegre Salgado Filho
Tue 12/15
1:35 am-12:11 am
1 stop25h 36m
$1,072
ChicagoPorto Alegre
ORD Chicago O'Hare Intl - POA Porto Alegre Salgado Filho
ORDPOA
Chicago O'Hare Intl
Fri 3/19
5:59 pm-2:40 pm
2 stops18h 41m
Porto Alegre Salgado Filho
Thu 3/25
6:30 pm-11:05 am
2 stops18h 35m
$1,074
ChicagoPorto Alegre
ORD Chicago O'Hare Intl - POA Porto Alegre Salgado Filho
ORDPOA
Chicago O'Hare Intl
Wed 1/13
9:47 pm-4:30 pm
2 stops39h 43m
Porto Alegre Salgado Filho
Wed 1/27
2:00 pm-5:15 am
1 stop18h 15m
$1,123
Quickest round-trip
ChicagoPorto Alegre
ORD Chicago O'Hare Intl - POA Porto Alegre Salgado Filho
ORDPOA
Chicago O'Hare Intl
Mon 11/2
7:35 am-12:25 am
1 stop13h 50m
Porto Alegre Salgado Filho
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$1,128
Showing 1-10 of 19 resultsSorted by cheapest first
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 October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Chicago O'Hare Intl Airport-Porto Alegre flights, users find the pricing of Ovago to be most consistent on Cheapflights vs. Ovago Users can find the same prices on Chicago O'Hare Intl Airport-Porto Alegre flight deals on Cheapflights vs. Ovago >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 Ovago the most. Ovago 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.
ORD-POA
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.
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