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Cheap flights from Chicago to Rio de Janeiro from $304

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 Rio de Janeiro departing on 3/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
5:45 am - 7:40 amORD-SDU
22h 55m2 stops
Multiple Airlines Logo
11:25 am - 6:15 pmSDU-ORD
32h 50m3 stops
$592Multiple Airlines
Find Deal
Wed, Mar 4 - Wed, Mar 11
Multiple Airlines Logo
12:44 pm - 4:45 pmORD-SDU
25h 01m3 stops
Multiple Airlines Logo
11:25 am - 6:15 pmSDU-ORD
32h 50m3 stops
$605Multiple Airlines
Find Deal
Wed, Mar 4 - Wed, Mar 11
Air Canada Logo
3:45 pm - 4:45 pmORD-SDU
23h 00m2 stops
Air Canada Logo
1:45 pm - 9:54 amSDU-ORD
22h 09m2 stops
$623Air Canada
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Tue, Apr 28 - Thu, May 7
Air Canada Logo
8:20 pm - 4:45 pmORD-SDU
42h 25m2 stops
Air Canada Logo
1:45 pm - 9:54 amSDU-ORD
22h 09m2 stops
$630Air Canada
Find Deal
Mon, Apr 27 - Wed, May 6
United Airlines Logo
5:50 pm - 4:45 pmORD-SDU
19h 55m1 stop
United Airlines Logo
1:45 pm - 5:30 amSDU-ORD
18h 45m1 stop
$715United Airlines
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Mon, Nov 24 - Wed, Dec 3
GOL Logo
1:15 pm - 10:45 amORD-SDU
19h 30m2 stops
GOL Logo
6:00 am - 9:34 pmSDU-ORD
17h 34m2 stops
$717GOL
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Tue, Mar 10 - Wed, Mar 18
United Airlines Logo
10:00 am - 4:40 pmORD-SDU
27h 40m2 stops
United Airlines Logo
1:45 pm - 5:30 amSDU-ORD
18h 45m1 stop
$720United Airlines
Find Deal
Sun, Nov 23 - Thu, Dec 4
LATAM Airlines Logo
12:47 pm - 9:25 amMDW-SDU
17h 38m2 stops
LATAM Airlines Logo
2:00 pm - 11:55 amSDU-MDW
24h 55m2 stops
$747LATAM Airlines
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Thu, Nov 20 - Wed, Dec 3
LATAM Airlines Logo
6:00 am - 1:05 pmMDW-SDU
28h 05m2 stops
LATAM Airlines Logo
2:00 pm - 9:54 amSDU-MDW
22h 54m2 stops
$752LATAM Airlines
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Mon, Nov 24 - Wed, Dec 3
GOL Logo
2:50 pm - 10:40 amORD-SDU
17h 50m2 stops
GOL Logo
6:00 am - 8:48 amSDU-ORD
28h 48m2 stops
$755GOL
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Sun, Apr 5 - Fri, Apr 10

Air Canada flights from Chicago to Rio de Janeiro Santos Dumont Airport

Our best Air Canada deals on Chicago to Rio de Janeiro Santos Dumont Airport flight tickets
Air Canada
Apr 28
ORD3:45 pmChicago O'Hare Intl
23h 00m
2 stops
SDU4:45 pmRio de Janeiro Santos Dumont
May 7
SDU1:45 pmRio de Janeiro Santos Dumont
22h 09m
2 stops
ORD9:54 amChicago O'Hare Intl
$623
Find similar
Air Canada
Apr 27
ORD8:20 pmChicago O'Hare Intl
42h 25m
2 stops
SDU4:45 pmRio de Janeiro Santos Dumont
May 6
SDU1:45 pmRio de Janeiro Santos Dumont
22h 09m
2 stops
ORD9:54 amChicago O'Hare Intl
$630
Find similar
Air Canada
Apr 8
ORD12:50 pmChicago O'Hare Intl
25h 55m
2 stops
SDU4:45 pmRio de Janeiro Santos Dumont
Apr 14
SDU1:45 pmRio de Janeiro Santos Dumont
25h 15m
2 stops
ORD1:00 pmChicago O'Hare Intl
$710
Find similar

United Airlines flights from Chicago to Rio de Janeiro Santos Dumont Airport

Our best United Airlines deals on Chicago to Rio de Janeiro Santos Dumont Airport flight tickets
United Airlines
Nov 24
ORD5:50 pmChicago O'Hare Intl
19h 55m
1 stop
SDU4:45 pmRio de Janeiro Santos Dumont
Dec 3
SDU1:45 pmRio de Janeiro Santos Dumont
18h 45m
1 stop
ORD5:30 amChicago O'Hare Intl
$715
Find similar
United Airlines
Nov 23
ORD10:00 amChicago O'Hare Intl
27h 40m
2 stops
SDU4:40 pmRio de Janeiro Santos Dumont
Dec 4
SDU1:45 pmRio de Janeiro Santos Dumont
18h 45m
1 stop
ORD5:30 amChicago O'Hare Intl
$720
Find similar
United Airlines
Nov 24
ORD5:50 pmChicago O'Hare Intl
19h 55m
1 stop
SDU4:45 pmRio de Janeiro Santos Dumont
Dec 4
SDU1:45 pmRio de Janeiro Santos Dumont
28h 39m
2 stops
ORD3:24 pmChicago O'Hare Intl
$725
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Chicago to Rio de Janeiro Santos Dumont Airport 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 November 10, 2025.
Use the filters below to find and compare flights from Chicago to Rio de Janeiro Santos Dumont Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoRio de Janeiro

ORD - SDU

ORDSDU

Chicago O'Hare Intl

Wed 3/4

5:45 am-7:40 am

2 stops22h 55m

Rio de Janeiro Santos Dumont

Wed 3/11

11:25 am-6:15 pm

3 stops32h 50m

$592

ChicagoRio de Janeiro

ORD - SDU

ORDSDU

Chicago O'Hare Intl

Wed 3/4

12:44 pm-4:45 pm

3 stops25h 01m

Rio de Janeiro Santos Dumont

Wed 3/11

11:25 am-6:15 pm

3 stops32h 50m

$605

ChicagoRio de Janeiro

ORD - SDU

ORDSDU

Chicago O'Hare Intl

Tue 4/28

3:45 pm-4:45 pm

2 stops23h 00m

Rio de Janeiro Santos Dumont

Thu 5/7

1:45 pm-9:54 am

2 stops22h 09m

$623

ChicagoRio de Janeiro

ORD - SDU

ORDSDU

Chicago O'Hare Intl

Mon 4/27

8:20 pm-4:45 pm

2 stops42h 25m

Rio de Janeiro Santos Dumont

Wed 5/6

1:45 pm-9:54 am

2 stops22h 09m

$630

ChicagoRio de Janeiro

ORD - SDU

ORDSDU

Chicago O'Hare Intl

Mon 11/24

5:50 pm-4:45 pm

1 stop19h 55m

Rio de Janeiro Santos Dumont

Wed 12/3

1:45 pm-5:30 am

1 stop18h 45m

$715

ChicagoRio de Janeiro

ORD - SDU

ORDSDU

Chicago O'Hare Intl

Tue 3/10

1:15 pm-10:45 am

2 stops19h 30m

Rio de Janeiro Santos Dumont

Wed 3/18

6:00 am-9:34 pm

2 stops17h 34m

$717

ChicagoRio de Janeiro

ORD - SDU

ORDSDU

Chicago O'Hare Intl

Sun 11/23

10:00 am-4:40 pm

2 stops27h 40m

Rio de Janeiro Santos Dumont

Thu 12/4

1:45 pm-5:30 am

1 stop18h 45m

$720

ChicagoRio de Janeiro

MDW - SDU

MDWSDU

Chicago Midway

Thu 11/20

12:47 pm-9:25 am

2 stops17h 38m

Rio de Janeiro Santos Dumont

Wed 12/3

2:00 pm-11:55 am

2 stops24h 55m

$747

ChicagoRio de Janeiro

MDW - SDU

MDWSDU

Chicago Midway

Mon 11/24

6:00 am-1:05 pm

2 stops28h 05m

Rio de Janeiro Santos Dumont

Wed 12/3

2:00 pm-9:54 am

2 stops22h 54m

$752

ChicagoRio de Janeiro

ORD - SDU

ORDSDU

Chicago O'Hare Intl

Sun 4/5

2:50 pm-10:40 am

2 stops17h 50m

Rio de Janeiro Santos Dumont

Fri 4/10

6:00 am-8:48 am

2 stops28h 48m

$755

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 to Rio de Janeiro Santos Dumont Airport

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 Rio de Janeiro Santos Dumont Airport flights?

You could potentially save up to 9% on your flight if you consider stops on a Chicago to Rio de Janeiro Santos Dumont Airport flight.

When to book flights from Chicago to Rio de Janeiro Santos Dumont Airport

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

Cheap Chicago to Rio de Janeiro Santos Dumont Airport (CHI to SDU) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago to Rio de Janeiro Santos Dumont Airport

Direct flights

None
There are no direct flights from Chicago to Rio de Janeiro Santos Dumont Airport. There are no popular flight routes from Chicago to Rio de Janeiro Santos Dumont Airport.
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  • How far is Chicago to Rio de Janeiro Santos Dumont by plane?

    Rio de Janeiro Santos Dumont is 5297.5 mi away from Chicago. A reasonable flight in good conditions will take 16h 41m.

  • When did momondo last update prices for flights from Chicago to Rio de Janeiro Santos Dumont Airport?

    Prices for flights from Chicago to Rio de Janeiro Santos Dumont Airport refresh daily.

  • How old do you have to be to fly from Chicago to Rio de Janeiro Santos Dumont Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Chicago to Rio de Janeiro Santos Dumont Airport.

  • What documentation or ID do you need to fly to Rio de Janeiro Santos Dumont Airport?

    The travel and health documents you'll need for your trip to Rio de Janeiro Santos Dumont 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 Rio de Janeiro Santos Dumont 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 Rio de Janeiro?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Rio de Janeiro from Chicago.

Can I find flights from Chicago to Rio de Janeiro with flexible booking policies on momondo?

All flight searches from Chicago to Rio de Janeiro on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Chicago to Rio de Janeiro?

Once you have performed a search for Chicago to Rio de Janeiro flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes. momondo can track prices for Chicago to Rio de Janeiro 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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