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Porto Alegre

$305+ Cheap flights from Chicago (CHI) 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 9/11. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — POA
May 6 — May 131
Tue 5/6
Tue 5/13
1 adult, Economy
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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 May 1, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$719
(Booking.com)

One-way from

$305
(Avianca)
Provider with most accurate pricing for Chicago (CHI)-Porto Alegre Salgado Filho flight deals.
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Provider most trusted by Cheapflights users for Chicago (CHI)-Porto Alegre Salgado Filho flights.
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From Chicago (CHI) to Porto Alegre Salgado Filho
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One-way flight from Chicago (CHI) to Porto Alegre Salgado Filho
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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 May 1, 2025.

This Booking.com deal was found by Cheapflights users on 4/30. 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.
Sat 6/143:07 pmORD - POA
1 stop31h 08mCopa Airlines
Fri 6/201:23 amPOA - ORD
1 stop14h 24mCopa Airlines
Deal found 4/30$719
This Mytrip deal was found by Cheapflights users on 4/30. 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.
Sat 6/141:43 pmORD - POA
3 stops32h 32mMultiple Airlines
Sat 6/215:35 amPOA - ORD
3 stops29h 51mMultiple Airlines
Deal found 4/30$794
This GOL deal was found by Cheapflights users on 4/30. 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 5/132:35 pmORD - POA
2 stops29h 30mGOL
Mon 6/166:35 pmPOA - ORD
2 stops20h 40mGOL
Deal found 4/30$828
This Delta deal was found by Cheapflights users on 5/1. 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 6/136:00 amMDW - POA
2 stops22h 25mDelta
Fri 6/206:40 amPOA - MDW
2 stops17h 05mDelta
Deal found 5/1$1,049
This LATAM Airlines deal was found by Cheapflights users on 4/30. 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 5/2412:48 pmMDW - POA
2 stops18h 57mLATAM Airlines
Sat 5/315:50 pmPOA - MDW
2 stops20h 03mLATAM Airlines
Deal found 4/30$1,055
This United Airlines deal was found by Cheapflights users on 4/30. 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.
Sat 6/149:20 pmORD - POA
1 stop18h 35mUnited Airlines
Sat 6/212:00 pmPOA - ORD
1 stop18h 45mUnited Airlines
Deal found 4/30$1,214

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 May 1, 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

Sat 6/14

3:07 pm-12:15 am

1 stop31h 08m

Porto Alegre Salgado Filho

Fri 6/20

1:23 am-1:47 pm

1 stop14h 24m

$719

ChicagoPorto Alegre

ORD - POA

ORDPOA

Chicago O'Hare Intl

Sat 6/14

1:43 pm-12:15 am

3 stops32h 32m

Porto Alegre Salgado Filho

Sat 6/21

5:35 am-9:26 am

3 stops29h 51m

$794

ChicagoPorto Alegre

ORD - POA

ORDPOA

Chicago O'Hare Intl

Tue 5/13

2:35 pm-10:05 pm

2 stops29h 30m

Porto Alegre Salgado Filho

Mon 6/16

6:35 pm-1:15 pm

2 stops20h 40m

$828

ChicagoPorto Alegre

MDW - POA

MDWPOA

Chicago Midway

Fri 6/13

6:00 am-6:25 am

2 stops22h 25m

Porto Alegre Salgado Filho

Fri 6/20

6:40 am-9:45 pm

2 stops17h 05m

$1,049

ChicagoPorto Alegre

MDW - POA

MDWPOA

Chicago Midway

Sat 5/24

12:48 pm-9:45 am

2 stops18h 57m

Porto Alegre Salgado Filho

Sat 5/31

5:50 pm-11:53 am

2 stops20h 03m

$1,055

ChicagoPorto Alegre

ORD - POA

ORDPOA

Chicago O'Hare Intl

Sat 6/14

9:20 pm-1:00 pm

1 stop13h 40m

Porto Alegre Salgado Filho

Sat 6/21

2:00 pm-6:45 am

1 stop18h 45m

$1,214

ChicagoPorto Alegre

ORD - POA

ORDPOA

Chicago O'Hare Intl

Thu 9/11

2:35 pm-10:35 am

2 stops18h 00m

$305

ChicagoPorto Alegre

ORD - POA

ORDPOA

Chicago O'Hare Intl

Thu 9/11

3:11 pm-3:55 pm

3 stops22h 44m

$401

ChicagoPorto Alegre

MDW - POA

MDWPOA

Chicago Midway

Thu 9/11

10:35 am-9:25 am

2 stops20h 50m

$790

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

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 May.
ProviderPrice AccuracyTrust Score*
AranGrantPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice 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 AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Chicago-Porto Alegre flight deals on Cheapflights vs. AranGrant >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 AranGrant the most. AranGrant 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 May 1, 2025.

It’s typically best to fly out from Chicago to Porto Alegre in the morning. Doing so could potentially save you 14% on the flight price compared to flying in the afternoon, which is usually more expensive.

Rainfall in Porto Alegre by month

Plan your trip to Porto Alegre by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Porto Alegre ranges from 2.8 - 5.1 inches per month. September is typically the wettest month, when rainfall can reach 5.1 in. November is typically the driest time to visit Porto Alegre when rainfall is around 2.8 in.

Temperature in Porto Alegre by month

Plan your trip to Porto Alegre by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Porto Alegre, use this chart to help with planning. For those seeking warmer temperatures, February is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of June, when temperatures are typically at their lowest (around 55.4 F).

Reviews of airlines servicing Porto Alegre

Get insights into the airlines that provide service to Porto Alegre. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Porto Alegre. Reviews last updated May 1, 2025.
Delta
8.0
Very good
7,934 reviews

Crew

8.5

Entertainment

7.9

Overall

8.0

Comfort

7.9

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,934 reviews
Delta
8.0
Very good
7,934 reviews

Crew

8.5

Entertainment

7.9

Overall

8.0

Comfort

7.9

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
LATAM Airlines
7.5
Good
1,767 reviews
Delta
8.0
Very good
7,934 reviews

Crew

8.5

Entertainment

7.9

Overall

8.0

Comfort

7.9

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Copa Airlines
7.5
Good
1,415 reviews
Delta
8.0
Very good
7,934 reviews

Crew

8.5

Entertainment

7.9

Overall

8.0

Comfort

7.9

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,696 reviews
Delta
8.0
Very good
7,934 reviews

Crew

8.5

Entertainment

7.9

Overall

8.0

Comfort

7.9

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
GOL
7.3
Good
1,068 reviews
Delta
8.0
Very good
7,934 reviews

Crew

8.5

Entertainment

7.9

Overall

8.0

Comfort

7.9

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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.

  • What are the cheapest airlines flying from Chicago to Porto Alegre round-trip?

    Flying on Copa Airlines is currently your cheapest option to Porto Alegre, with prices starting at $719. Additional round-trip tickets that might be worth considering are offered by GOL and LATAM Airlines, with the lowest prices starting at $828 and $1,055, respectively.

  • What are the cheapest airlines to fly from Chicago to Porto Alegre one-way?

    One-way options have recently been found by users for as low as $305 on Avianca. Other airlines that offer cheap prices include United Airlines from $759 and LATAM Airlines from $790 one-way.

  • 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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