US$871️ Cheap Flights from Chicago to Porto Alegre (2024)

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Find cheap one-way flights from Chicago to Porto Alegre starting at US$871.

We've found these cheap flights for you. You can book one-way or round-trip flight tickets.

One way
Round-trip

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

When is the cheapest time to book flights from Chicago to Porto Alegre?

We monitor flight fares to help you find the best deals effortlessly

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Cheapest airlines flights from Chicago to Porto Alegre

Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.

Frontier Airlines

From US$344

Delta Air Lines

From US$384

United Airlines

From US$423

American Airlines

From US$491

Jetblue Airways

From US$506

LATAM Airlines

From US$514

Aeromexico

From US$521

Gol Linhas Aereas Inteligentes

From US$597

Azul Airlines

From US$610

Air Canada

From US$791

ANA airlines

Find more flights and airlines

Find cheap flights from Chicago to Porto Alegre by different airports

Searching for potential routes that might be cheaper and faster? Check out these alternative flights from Chicago to Porto Alegre.

Cheapest
ORD
13:21
38h 59m
2 transfer
POA
06:20
O'Hare International Airport - Salgado Filho International Airport
Tue, May 21Frontier Airlines
US$344
MDW
07:27
29h 53m
2 transfer
POA
15:20
Midway International Airport - Salgado Filho International Airport
Wed, Jun 5Frontier Airlines
US$351
MDW
07:27
29h 53m
2 transfer
POA
15:20
Midway International Airport - Salgado Filho International Airport
Wed, Jun 5Frontier Airlines
US$351
Find More Flights

Frequently Asked Questions

When are flight tickets from Chicago (CHI) to Porto Alegre (POA) the cheapest?
Airlines adjust prices for flights from Chicago to Porto Alegre based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.
How much do flights from Chicago (CHI) to Porto Alegre (POA) cost?
According to Trip.com's data, the lowest price is around $1,164.
What is the transportation method from the main airport to downtown in Porto Alegre?
- The distance from Salgado Filho International Airport to downtown is about 5km. It takes about 20 minutes by taxi.

How to find a cheap flight from Chicago to Porto Alegre

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Chicago to Porto Alegre. Book your flights at the right time and save more.

Book Early

Once prices are gone, they're gone. Lock in deals while you can!

Compare Flight Prices

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Look Out for Deals

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Check One-way Fares

Buying two cheap one-way flights can sometimes be a better deal than a round-trip.

Try Different Dates

Flying during the week, early in the morning, or late at night can help save money.

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