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Cheap flights from Chicago to Porto Alegre from $329

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago to Porto Alegre departing on 3/22. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags
Travel Warning: Due to flooding, the airport may be currently closed. Check local travel advisories before booking.

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Copa Airlines Logo
8:06 am - 12:20 am
ORD
-
POA
14h 14m
1 stop
Copa Airlines Logo
1:35 am - 1:50 pm
POA
-
ORD
14h 15m
1 stop
$600Copa Airlines
Fri, Apr 10 - Thu, Apr 23
Copa Airlines Logo
8:06 am - 12:20 am
ORD
-
POA
14h 14m
1 stop
Copa Airlines Logo
1:35 am - 1:50 pm
POA
-
ORD
14h 15m
1 stop
$656Copa Airlines
Fri, Apr 17 - Thu, Apr 23
Multiple Airlines Logo
4:51 pm - 11:40 am
ORD
-
POA
16h 49m
2 stops
Multiple Airlines Logo
9:40 am - 9:57 am
POA
-
ORD
26h 17m
2 stops
$681Multiple Airlines
Fri, Apr 10 - Fri, Apr 24
Multiple Airlines Logo
4:51 pm - 2:05 pm
ORD
-
POA
19h 14m
3 stops
Multiple Airlines Logo
10:15 am - 9:57 am
POA
-
ORD
25h 42m
2 stops
$686Multiple Airlines
Fri, Apr 10 - Fri, Apr 24
Delta Logo
6:00 am - 6:15 am
ORD
-
POA
22h 15m
2 stops
Delta Logo
5:50 pm - 12:52 pm
POA
-
ORD
21h 02m
2 stops
$694Delta
Wed, Jun 10 - Wed, Jun 17
Delta Logo
9:30 am - 11:15 am
ORD
-
POA
23h 45m
2 stops
Delta Logo
5:50 pm - 12:52 pm
POA
-
ORD
21h 02m
2 stops
$701Delta
Mon, Jun 8 - Wed, Jun 17
United Airlines Logo
9:20 pm - 2:20 pm
ORD
-
POA
15h 00m
1 stop
United Airlines Logo
3:25 pm - 11:26 pm
POA
-
ORD
34h 01m
2 stops
$723United Airlines
Tue, Jun 16 - Thu, Jun 25
United Airlines Logo
9:20 pm - 2:05 pm
ORD
-
POA
14h 45m
1 stop
United Airlines Logo
5:10 pm - 10:50 am
POA
-
ORD
19h 40m
2 stops
$735United Airlines
Mon, Jun 1 - Mon, Jun 8
GOL Logo
11:20 pm - 11:55 pm
ORD
-
POA
22h 35m
2 stops
GOL Logo
7:40 pm - 9:20 pm
POA
-
ORD
27h 40m
2 stops
$737GOL
Fri, Aug 7 - Sun, Aug 23
Delta Logo
6:00 am - 6:15 am
ORD
-
POA
22h 15m
2 stops
Delta Logo
5:50 pm - 12:52 pm
POA
-
ORD
21h 02m
2 stops
$753Delta
Wed, Jun 10 - Thu, Jun 18

Copa Airlines flights from Chicago to Porto Alegre

Our best Copa Airlines deals on Chicago to Porto Alegre flight tickets
Copa Airlines
Apr 10
ORD8:06 amChicago O'Hare Intl
14h 14m
1 stop
POA12:20 amPorto Alegre Salgado Filho
Apr 23
POA1:35 amPorto Alegre Salgado Filho
14h 15m
1 stop
ORD1:50 pmChicago O'Hare Intl
$600
Copa Airlines
Apr 17
ORD8:06 amChicago O'Hare Intl
14h 14m
1 stop
POA12:20 amPorto Alegre Salgado Filho
Apr 23
POA1:35 amPorto Alegre Salgado Filho
14h 15m
1 stop
ORD1:50 pmChicago O'Hare Intl
$656
Copa Airlines
Mar 31
ORD7:56 amChicago O'Hare Intl
14h 29m
1 stop
POA12:25 amPorto Alegre Salgado Filho
Apr 6
POA1:35 amPorto Alegre Salgado Filho
14h 15m
1 stop
ORD1:50 pmChicago O'Hare Intl
$997

GOL flights from Chicago to Porto Alegre

Our best GOL deals on Chicago to Porto Alegre flight tickets
GOL
Aug 7
ORD11:20 pmChicago O'Hare Intl
22h 35m
2 stops
POA11:55 pmPorto Alegre Salgado Filho
Aug 23
POA7:40 pmPorto Alegre Salgado Filho
27h 40m
2 stops
ORD9:20 pmChicago O'Hare Intl
$737
GOL
Apr 17
ORD11:20 pmChicago O'Hare Intl
33h 10m
2 stops
POA10:30 amPorto Alegre Salgado Filho
Apr 24
POA1:20 pmPorto Alegre Salgado Filho
23h 38m
2 stops
ORD10:58 amChicago O'Hare Intl
$757
GOL
Mar 31
ORD11:20 pmChicago O'Hare Intl
41h 35m
2 stops
POA6:55 pmPorto Alegre Salgado Filho
Apr 7
POA6:15 pmPorto Alegre Salgado Filho
29h 05m
2 stops
ORD9:20 pmChicago O'Hare Intl
$764

momondo 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, momondo users made 832,500 searches. Data last updated March 3, 2026.
Use the filters below to find and compare flights from Chicago to Porto Alegre that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoPorto Alegre

ORD - POA

ORDPOA

Chicago O'Hare Intl

Fri 4/10

8:06 am-12:20 am

1 stop14h 14m

Porto Alegre Salgado Filho

Thu 4/23

1:35 am-1:50 pm

1 stop14h 15m

$600

ChicagoPorto Alegre

ORD - POA

ORDPOA

Chicago O'Hare Intl

Fri 4/17

8:06 am-12:20 am

1 stop14h 14m

Porto Alegre Salgado Filho

Thu 4/23

1:35 am-1:50 pm

1 stop14h 15m

$656

ChicagoPorto Alegre

ORD - POA

ORDPOA

Chicago O'Hare Intl

Fri 4/10

4:51 pm-11:40 am

2 stops16h 49m

Porto Alegre Salgado Filho

Fri 4/24

9:40 am-9:57 am

2 stops26h 17m

$681

ChicagoPorto Alegre

ORD - POA

ORDPOA

Chicago O'Hare Intl

Fri 4/10

4:51 pm-2:05 pm

3 stops19h 14m

Porto Alegre Salgado Filho

Fri 4/24

10:15 am-9:57 am

2 stops25h 42m

$686

ChicagoPorto Alegre

ORD - POA

ORDPOA

Chicago O'Hare Intl

Wed 6/10

6:00 am-6:15 am

2 stops22h 15m

Porto Alegre Salgado Filho

Wed 6/17

5:50 pm-12:52 pm

2 stops21h 02m

$694

ChicagoPorto Alegre

ORD - POA

ORDPOA

Chicago O'Hare Intl

Mon 6/8

9:30 am-11:15 am

2 stops23h 45m

Porto Alegre Salgado Filho

Wed 6/17

5:50 pm-12:52 pm

2 stops21h 02m

$701

ChicagoPorto Alegre

ORD - POA

ORDPOA

Chicago O'Hare Intl

Tue 6/16

9:20 pm-2:20 pm

1 stop15h 00m

Porto Alegre Salgado Filho

Thu 6/25

3:25 pm-11:26 pm

2 stops34h 01m

$723

ChicagoPorto Alegre

ORD - POA

ORDPOA

Chicago O'Hare Intl

Mon 6/1

9:20 pm-2:05 pm

1 stop14h 45m

Porto Alegre Salgado Filho

Mon 6/8

5:10 pm-10:50 am

2 stops19h 40m

$735

ChicagoPorto Alegre

ORD - POA

ORDPOA

Chicago O'Hare Intl

Fri 8/7

11:20 pm-11:55 pm

2 stops22h 35m

Porto Alegre Salgado Filho

Sun 8/23

7:40 pm-9:20 pm

2 stops27h 40m

$737

ChicagoPorto Alegre

ORD - POA

ORDPOA

Chicago O'Hare Intl

Wed 6/10

6:00 am-6:15 am

2 stops22h 15m

Porto Alegre Salgado Filho

Thu 6/18

5:50 pm-12:52 pm

2 stops21h 02m

$753

Flights are sorted by cheapest round-trip flights first.

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How to get the cheapest flight ticket from Chicago to Porto Alegre

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Can stopping save me money on Chicago to Porto Alegre flights?

You could potentially save up to 55% on your flight if you consider stops on a Chicago to Porto Alegre flight.

When to book flights from Chicago to Porto Alegre

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago to Porto Alegre according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Chicago to Porto Alegre (CHI to POA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago to Porto Alegre

Fastest flight time

16h 49m

Direct flights

None
The fastest flight from Chicago to Porto Alegre takes 16h 49m
There are no direct flights from Chicago to Porto Alegre. There are no popular flight routes from Chicago to Porto Alegre.
Search flight deals

  • How far is Chicago to Porto Alegre Salgado Filho by plane?

    Porto Alegre Salgado Filho is 5479.0 mi away from Chicago. By plane, this route typically takes 16h 49m.

  • When did momondo last update prices for flights from Chicago to Porto Alegre Salgado Filho Airport?

    Prices for flights from Chicago to Porto Alegre Salgado Filho Airport refresh daily.

  • How old do you have to be to fly from Chicago to Porto Alegre Salgado Filho Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago to Porto Alegre Salgado Filho Airport.

  • What documentation or ID do you need to fly to Porto Alegre Salgado Filho Airport?

    The travel and health documents required for your trip to Porto Alegre Salgado Filho Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Porto Alegre Salgado Filho Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

Why should I use momondo to find a flight deal from Chicago to Porto Alegre?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Chicago to Porto Alegre. momondo saves you time and could save you money on your trip.

Can I find flights from Chicago to Porto Alegre with flexible booking policies on momondo?

Yes. All flights to Porto Alegre from Chicago on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Chicago to Porto Alegre?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Chicago to Porto Alegre.

I’m not ready to book a flight from Chicago to Porto Alegre right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Chicago to Porto Alegre flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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