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Cheap flights from Chicago O'Hare Intl Airport to Porto Alegre from $331

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 O'Hare Intl Airport to Porto Alegre departing on 6/10. 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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Find the cheapest flights from Chicago O'Hare Intl Airport to Porto Alegre

Cheap round-trip flights

Enter your travel dates to find the best prices.
Copa Airlines Logo
7:34 am - 12:25 am
ORD
-
POA
13h 51m
1 stop
Copa Airlines Logo
1:30 am - 1:31 pm
POA
-
ORD
14h 01m
1 stop
$697Copa Airlines
Tue, Mar 3 - Tue, Mar 24
United Airlines Logo
4:00 pm - 4:25 pm
ORD
-
POA
21h 25m
2 stops
United Airlines Logo
5:10 pm - 7:00 am
POA
-
ORD
15h 50m
1 stop
$701United Airlines
Tue, Mar 3 - Wed, Mar 25
United Airlines Logo
5:50 pm - 4:25 pm
ORD
-
POA
19h 35m
1 stop
United Airlines Logo
5:10 pm - 7:00 am
POA
-
ORD
15h 50m
1 stop
$706United Airlines
Tue, Mar 3 - Wed, Mar 25
Delta Logo
9:40 am - 6:10 am
ORD
-
POA
18h 30m
2 stops
Delta Logo
7:25 am - 11:54 pm
POA
-
ORD
18h 29m
2 stops
$709Delta
Wed, Apr 1 - Thu, Apr 9
Copa Airlines Logo
8:34 am - 12:25 am
ORD
-
POA
13h 51m
1 stop
Copa Airlines Logo
1:30 am - 1:31 pm
POA
-
ORD
14h 01m
1 stop
$711Copa Airlines
Sun, Mar 8 - Tue, Mar 10
LATAM Airlines Logo
2:32 pm - 5:15 pm
ORD
-
POA
24h 43m
2 stops
LATAM Airlines Logo
12:35 pm - 5:11 pm
POA
-
ORD
30h 36m
2 stops
$712LATAM Airlines
Mon, Mar 30 - Fri, Apr 10
LATAM Airlines Logo
5:53 pm - 2:05 pm
ORD
-
POA
17h 12m
2 stops
LATAM Airlines Logo
6:00 pm - 12:57 pm
POA
-
ORD
20h 57m
2 stops
$713LATAM Airlines
Tue, Mar 3 - Wed, Mar 25
LATAM Airlines Logo
5:53 pm - 2:05 pm
ORD
-
POA
17h 12m
2 stops
LATAM Airlines Logo
6:00 pm - 12:57 pm
POA
-
ORD
20h 57m
2 stops
$714LATAM Airlines
Tue, Mar 3 - Wed, Mar 25
LATAM Airlines Logo
10:40 am - 2:15 pm
ORD
-
POA
25h 35m
2 stops
LATAM Airlines Logo
7:25 am - 11:54 pm
POA
-
ORD
18h 29m
2 stops
$716LATAM Airlines
Mon, Mar 30 - Thu, Apr 9
LATAM Airlines Logo
10:36 am - 5:05 pm
ORD
-
POA
27h 29m
2 stops
LATAM Airlines Logo
6:00 pm - 10:00 am
POA
-
ORD
18h 00m
2 stops
$718LATAM Airlines
Tue, Mar 3 - Wed, Mar 25

GOL flights from Chicago O'Hare Intl Airport to Porto Alegre

Our best GOL deals on Chicago O'Hare Intl Airport to Porto Alegre flight tickets
GOL
Mar 8
ORD11:20 pmChicago O'Hare Intl
23h 25m
2 stops
POA12:45 amPorto Alegre Salgado Filho
Mar 11
POA9:20 pmPorto Alegre Salgado Filho
26h 00m
2 stops
ORD9:20 pmChicago O'Hare Intl
$757
GOL
Mar 31
ORD11:20 pmChicago O'Hare Intl
34h 40m
2 stops
POA12:00 pmPorto Alegre Salgado Filho
Apr 10
POA6:15 pmPorto Alegre Salgado Filho
29h 05m
2 stops
ORD9:20 pmChicago O'Hare Intl
$778
GOL
Apr 1
ORD11:20 pmChicago O'Hare Intl
23h 00m
2 stops
POA12:20 amPorto Alegre Salgado Filho
Apr 11
POA11:50 amPorto Alegre Salgado Filho
35h 30m
2 stops
ORD9:20 pmChicago O'Hare Intl
$828

LATAM Airlines flights from Chicago O'Hare Intl Airport to Porto Alegre

Our best LATAM Airlines deals on Chicago O'Hare Intl Airport to Porto Alegre flight tickets
LATAM Airlines
Mar 30
ORD2:32 pmChicago O'Hare Intl
24h 43m
2 stops
POA5:15 pmPorto Alegre Salgado Filho
Apr 10
POA12:35 pmPorto Alegre Salgado Filho
30h 36m
2 stops
ORD5:11 pmChicago O'Hare Intl
$712
LATAM Airlines
Mar 3
ORD5:53 pmChicago O'Hare Intl
17h 12m
2 stops
POA2:05 pmPorto Alegre Salgado Filho
Mar 25
POA6:00 pmPorto Alegre Salgado Filho
20h 57m
2 stops
ORD12:57 pmChicago O'Hare Intl
$713
LATAM Airlines
Mar 3
ORD5:53 pmChicago O'Hare Intl
17h 12m
2 stops
POA2:05 pmPorto Alegre Salgado Filho
Mar 25
POA6:00 pmPorto Alegre Salgado Filho
20h 57m
2 stops
ORD12:57 pmChicago O'Hare Intl
$714

momondo Fare Finder

 
Customize your flight search to find flights from Chicago O'Hare Intl Airport 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 February 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

Price

ChicagoPorto Alegre

ORD - POA

ORDPOA

Chicago O'Hare Intl

Tue 3/3

7:34 am-12:25 am

1 stop13h 51m

Porto Alegre Salgado Filho

Tue 3/24

1:30 am-1:31 pm

1 stop14h 01m

$697

ChicagoPorto Alegre

ORD - POA

ORDPOA

Chicago O'Hare Intl

Tue 3/3

4:00 pm-4:25 pm

2 stops21h 25m

Porto Alegre Salgado Filho

Wed 3/25

5:10 pm-7:00 am

1 stop15h 50m

$701

ChicagoPorto Alegre

ORD - POA

ORDPOA

Chicago O'Hare Intl

Tue 3/3

5:50 pm-4:25 pm

1 stop19h 35m

Porto Alegre Salgado Filho

Wed 3/25

5:10 pm-7:00 am

1 stop15h 50m

$706

ChicagoPorto Alegre

ORD - POA

ORDPOA

Chicago O'Hare Intl

Wed 4/1

9:40 am-6:10 am

2 stops18h 30m

Porto Alegre Salgado Filho

Thu 4/9

7:25 am-11:54 pm

2 stops18h 29m

$709

ChicagoPorto Alegre

ORD - POA

ORDPOA

Chicago O'Hare Intl

Sun 3/8

8:34 am-12:25 am

1 stop13h 51m

Porto Alegre Salgado Filho

Tue 3/10

1:30 am-1:31 pm

1 stop14h 01m

$711

ChicagoPorto Alegre

ORD - POA

ORDPOA

Chicago O'Hare Intl

Mon 3/30

2:32 pm-5:15 pm

2 stops24h 43m

Porto Alegre Salgado Filho

Fri 4/10

12:35 pm-5:11 pm

2 stops30h 36m

$712

ChicagoPorto Alegre

ORD - POA

ORDPOA

Chicago O'Hare Intl

Tue 3/3

5:53 pm-2:05 pm

2 stops17h 12m

Porto Alegre Salgado Filho

Wed 3/25

6:00 pm-12:57 pm

2 stops20h 57m

$713

ChicagoPorto Alegre

ORD - POA

ORDPOA

Chicago O'Hare Intl

Tue 3/3

5:53 pm-2:05 pm

2 stops17h 12m

Porto Alegre Salgado Filho

Wed 3/25

6:00 pm-12:57 pm

2 stops20h 57m

$714

ChicagoPorto Alegre

ORD - POA

ORDPOA

Chicago O'Hare Intl

Mon 3/30

10:40 am-2:15 pm

2 stops25h 35m

Porto Alegre Salgado Filho

Thu 4/9

7:25 am-11:54 pm

2 stops18h 29m

$716

ChicagoPorto Alegre

ORD - POA

ORDPOA

Chicago O'Hare Intl

Tue 3/3

10:36 am-5:05 pm

2 stops27h 29m

Porto Alegre Salgado Filho

Wed 3/25

6:00 pm-10:00 am

2 stops18h 00m

$718

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Chicago O'Hare Intl Airport 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 O'Hare Intl Airport to Porto Alegre flights?

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

When to book flights from Chicago O'Hare Intl Airport to Porto Alegre

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

Cheap Chicago O'Hare Intl Airport to Porto Alegre (ORD to POA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago O'Hare Intl Airport to Porto Alegre

Fastest flight time

19h 25m

Direct flights

None
The fastest flight from Chicago O'Hare Intl Airport to Porto Alegre takes 19h 25m
There are no direct flights from Chicago O'Hare Intl Airport to Porto Alegre. There are no popular flight routes from Chicago O'Hare Intl Airport to Porto Alegre.
Search flight deals

  • How far is Chicago O'Hare Intl to Porto Alegre Salgado Filho by plane?

    Porto Alegre Salgado Filho is 5492.6 mi away from Chicago O'Hare Intl. In terms of flight time, this usually takes a little over 19h 25m.

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

    Prices for flights from Chicago O'Hare Intl Airport to Porto Alegre Salgado Filho Airport are updated daily.

  • How old do you have to be to fly from Chicago O'Hare Intl Airport 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 O'Hare Intl Airport 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 you'll need for your trip to Porto Alegre Salgado Filho Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Porto Alegre Salgado Filho Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Chicago to Porto Alegre. Millions of users trust and use momondo every year so you are in good hands.

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

Flights from Chicago to Porto Alegre with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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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