$341+ 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 2/14. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — POA
Oct 10 — Oct 171
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 September 10, 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 September 10, 2026.
This Copa Airlines deal was found by Cheapflights users on 9/7. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/32:13 pm -
1 stop31h 12m
Sun 11/151:30 am -
1 stop25h 41m
Deal found 9/7![Copa Airlines logo]()
$951
This United Airlines deal was found by Cheapflights users on 9/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/159:30 pm -
1 stop34h 15m
Mon 9/213:45 pm -
1 stop17h 00m
Deal found 9/9![United Airlines logo]()
$958
This Gotogate deal was found by Cheapflights users on 9/6. 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.
Wed 10/2111:20 pm -
2 stops33h 30m
Wed 10/287:40 pm -
2 stops27h 50m
Deal found 9/6![GOL logo]()
$960
This LATAM Airlines deal was found by Cheapflights users on 9/6. 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.
Sun 9/2011:29 am -
2 stops16h 51m
Sat 9/267:20 am -
2 stops27h 16m
Deal found 9/6![LATAM Airlines logo]()
$962
This United Airlines deal was found by Cheapflights users on 9/6. 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 10/218:50 am -
2 stops48h 15m
Wed 10/282:00 pm -
1 stop19h 00m
Deal found 9/6![United Airlines logo]()
$963
This Delta deal was found by Cheapflights users on 9/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/308:05 am -
2 stops20h 15m
Wed 10/75:45 pm -
2 stops26h 35m
Deal found 9/9![Delta logo]()
$966
This LATAM Airlines deal was found by Cheapflights users on 9/7. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/261:51 pm -
2 stops17h 29m
Thu 10/17:20 am -
2 stops27h 16m
Deal found 9/7![LATAM Airlines logo]()
$970
This Delta deal was found by Cheapflights users on 9/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2811:30 am -
2 stops24h 45m
Mon 10/127:20 am -
2 stops18h 37m
Deal found 9/9![Delta logo]()
$971
This Delta deal was found by Cheapflights users on 9/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2810:30 am -
2 stops25h 45m
Wed 10/75:45 pm -
2 stops26h 35m
Deal found 9/9![Delta logo]()
$973
This Copa Airlines deal was found by Cheapflights users on 9/6. 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.
Sat 9/268:01 am -
1 stop14h 19m
Wed 9/301:20 am -
1 stop25h 37m
Deal found 9/6![Copa Airlines logo]()
$1,001
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 September 10, 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 September 10, 2026.
This Copa Airlines deal was found by Cheapflights users on 9/6. 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 10/213:20 pm -
1 stop31h 00m
Tue 10/271:25 am -
1 stop25h 40m
Deal found 9/6![Copa Airlines logo]()
$951
This United Airlines deal was found by Cheapflights users on 9/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/152:16 pm -
2 stops22h 09m
Mon 9/215:10 pm -
1 stop15h 35m
Deal found 9/9![United Airlines logo]()
$962
This LATAM Airlines deal was found by Cheapflights users on 9/5. 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.
Sun 9/2011:29 am -
2 stops16h 51m
Sat 9/267:20 am -
2 stops27h 16m
Deal found 9/5![LATAM Airlines logo]()
$964
This Delta deal was found by Cheapflights users on 9/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/275:30 am -
2 stops22h 50m
Wed 10/75:45 pm -
2 stops26h 35m
Deal found 9/9![Delta logo]()
$966
This Copa Airlines deal was found by Cheapflights users on 9/9. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/263:20 pm -
1 stop31h 00m
Wed 9/301:20 am -
1 stop25h 37m
Deal found 9/9![Copa Airlines logo]()
$1,001
This Copa Airlines deal was found by Cheapflights users on 9/5. 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 9/208:01 am -
1 stop14h 19m
Fri 9/251:20 am -
1 stop25h 42m
Deal found 9/5![Copa Airlines logo]()
$1,050
This Copa Airlines deal was found by Cheapflights users on 9/8. 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.
Mon 11/302:13 pm -
1 stop31h 12m
Tue 12/291:35 am -
1 stop14h 11m
Deal found 9/8![Copa Airlines logo]()
$1,174
Last-minute flights from O'Hare Intl to Porto AlegreDiscover last-minute flight deals from O'Hare Intl to Porto Alegre. Data last updated September 10, 2026 and is based on user searches.
Discover last-minute flight deals from O'Hare Intl to Porto Alegre. Data last updated September 10, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 9/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/159:30 pm -
1 stop34h 15m
Mon 9/213:45 pm -
1 stop17h 00m
Deal found 9/9![United Airlines logo]()
$958
This Mytrip deal was found by Cheapflights users on 9/9. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/153:40 pm -
2 stops20h 45m
Mon 9/219:10 pm -
3 stops28h 49m
Deal found 9/9![Multiple Airlines logo]()
$1,244
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 September 10, 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 September 10, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/5. 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.
Sun 2/143:20 am -
2 stops25h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Multiple Airlines logo]()
$341
This Kiwi.com deal was found by Cheapflights users on 9/5. 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.
Thu 2/1810:30 pm -
2 stops22h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![GOL logo]()
$414
This Kiwi.com deal was found by Cheapflights users on 9/5. 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.
Wed 2/1710:30 pm -
2 stops22h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![GOL logo]()
$416
This Delta deal was found by Cheapflights users on 9/5. 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.
Sat 2/137:10 am -
2 stops44h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Delta logo]()
$463
This Kiwi.com deal was found by Cheapflights users on 9/5. 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 2/165:30 am -
3 stops47h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Multiple Airlines logo]()
$467
This Kiwi.com deal was found by Cheapflights users on 9/5. 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.
Wed 2/177:10 am -
3 stops27h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Multiple Airlines logo]()
$542
This Cheapflightsfares deal was found by Cheapflights users on 9/6. 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.
Mon 10/1911:20 pm -
2 stops33h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![GOL logo]()
$555
This Kiwi.com deal was found by Cheapflights users on 9/5. 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.
Sun 2/147:10 am -
3 stops34h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![LATAM Airlines logo]()
$563
This Kiwi.com deal was found by Cheapflights users on 9/5. 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.
Thu 2/1110:34 am -
2 stops21h 26m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![GOL logo]()
$607
This Kiwi.com deal was found by Cheapflights users on 9/5. 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.
Thu 2/116:29 am -
3 stops25h 31m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Multiple Airlines logo]()
$660
This Delta deal was found by Cheapflights users on 9/5. 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.
Fri 2/129:30 am -
2 stops18h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Delta logo]()
$665
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 September 10, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $951 (Copa Airlines) |
One-way from | $341 (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 September 10, 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
Sun 2/14
3:20 am-7:55 am
2 stops25h 35m
Porto Alegre Salgado Filho
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$341
ChicagoPorto Alegre
ORD Chicago O'Hare Intl - POA Porto Alegre Salgado Filho
ORDPOA
Chicago O'Hare Intl
Sun 10/18
1:54 am-11:15 am
2 stops31h 21m
Porto Alegre Salgado Filho
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$720
ChicagoPorto Alegre
ORD Chicago O'Hare Intl - POA Porto Alegre Salgado Filho
ORDPOA
Chicago O'Hare Intl
Wed 10/21
3:20 pm-12:20 am
1 stop31h 00m
Porto Alegre Salgado Filho
Tue 10/27
1:25 am-1:05 am
1 stop25h 40m
$951
ChicagoPorto Alegre
ORD Chicago O'Hare Intl - POA Porto Alegre Salgado Filho
ORDPOA
Chicago O'Hare Intl
Tue 9/15
2:16 pm-2:25 pm
2 stops22h 09m
Porto Alegre Salgado Filho
Mon 9/21
5:10 pm-6:45 am
1 stop15h 35m
$962
ChicagoPorto Alegre
ORD Chicago O'Hare Intl - POA Porto Alegre Salgado Filho
ORDPOA
Chicago O'Hare Intl
Sun 9/20
11:29 am-6:20 am
2 stops16h 51m
Porto Alegre Salgado Filho
Sat 9/26
7:20 am-8:36 am
2 stops27h 16m
$964
ChicagoPorto Alegre
ORD Chicago O'Hare Intl - POA Porto Alegre Salgado Filho
ORDPOA
Chicago O'Hare Intl
Sun 9/27
5:30 am-6:20 am
2 stops22h 50m
Porto Alegre Salgado Filho
Wed 10/7
5:45 pm-6:20 pm
2 stops26h 35m
$966
ChicagoPorto Alegre
ORD Chicago O'Hare Intl - POA Porto Alegre Salgado Filho
ORDPOA
Chicago O'Hare Intl
Sat 9/26
3:20 pm-12:20 am
1 stop31h 00m
Porto Alegre Salgado Filho
Wed 9/30
1:20 am-12:57 am
1 stop25h 37m
$1,001
ChicagoPorto Alegre
ORD Chicago O'Hare Intl - POA Porto Alegre Salgado Filho
ORDPOA
Chicago O'Hare Intl
Sun 9/20
8:01 am-12:20 am
1 stop14h 19m
Porto Alegre Salgado Filho
Fri 9/25
1:20 am-1:02 am
1 stop25h 42m
$1,050
ChicagoPorto Alegre
ORD Chicago O'Hare Intl - POA Porto Alegre Salgado Filho
ORDPOA
Chicago O'Hare Intl
Mon 11/30
2:13 pm-12:25 am
1 stop31h 12m
Porto Alegre Salgado Filho
Tue 12/29
1:35 am-12:46 pm
1 stop14h 11m
$1,174
Quickest round-trip
ChicagoPorto Alegre
ORD Chicago O'Hare Intl - POA Porto Alegre Salgado Filho
ORDPOA
Chicago O'Hare Intl
Mon 10/19
8:01 am-12:20 am
1 stop14h 19m
Porto Alegre Salgado Filho
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$1,828
Showing 1-10 of 14 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 September.
| 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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