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Cheap flights from Chicago to Rio de Janeiro from $298

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 12/4. 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 - 7:35 amORD-SDU
22h 50m2 stops
Multiple Airlines Logo
1:45 pm - 6:36 pmSDU-ORD
31h 51m3 stops
$533Multiple Airlines
Find Deal
Wed, Nov 26 - Wed, Dec 3
Multiple Airlines Logo
5:45 am - 7:35 amORD-SDU
22h 50m2 stops
Multiple Airlines Logo
5:25 pm - 11:13 amSDU-ORD
20h 48m2 stops
$559Multiple Airlines
Find Deal
Wed, Nov 26 - Wed, Dec 3
Air Canada Logo
12:50 pm - 2:20 pmORD-SDU
23h 30m2 stops
Air Canada Logo
11:25 am - 10:57 amSDU-ORD
25h 32m2 stops
$588Air Canada
Find Deal
Fri, Mar 20 - Wed, Apr 1
Air Canada Logo
12:50 pm - 2:20 pmORD-SDU
23h 30m2 stops
Air Canada Logo
11:25 am - 11:18 amSDU-ORD
25h 53m2 stops
$623Air Canada
Find Deal
Tue, Mar 10 - Wed, Mar 18
United Airlines Logo
5:50 pm - 4:45 pmORD-SDU
19h 55m1 stop
United Airlines Logo
1:45 pm - 1:55 pmSDU-ORD
27h 10m2 stops
$673United Airlines
Find Deal
Mon, Nov 10 - Mon, Nov 17
United Airlines Logo
3:07 pm - 4:45 pmORD-SDU
22h 38m2 stops
United Airlines Logo
1:45 pm - 10:02 amSDU-ORD
23h 17m2 stops
$678United Airlines
Find Deal
Tue, Nov 18 - Tue, Nov 25
GOL Logo
2:50 pm - 10:45 amORD-SDU
17h 55m2 stops
GOL Logo
6:00 am - 9:34 pmSDU-ORD
17h 34m2 stops
$734GOL
Find Deal
Tue, Mar 10 - Wed, Mar 18
LATAM Airlines Logo
2:45 pm - 11:05 amORD-SDU
18h 20m2 stops
LATAM Airlines Logo
2:40 pm - 12:41 pmSDU-ORD
24h 01m2 stops
$737LATAM Airlines
Find Deal
Tue, Apr 7 - Mon, Apr 13
GOL Logo
2:50 pm - 10:45 amORD-SDU
17h 55m2 stops
GOL Logo
6:00 am - 9:34 pmSDU-ORD
17h 34m2 stops
$791GOL
Find Deal
Wed, Mar 11 - Sun, Mar 15
LATAM Airlines Logo
10:35 am - 1:15 pmORD-SDU
23h 40m2 stops
LATAM Airlines Logo
4:50 pm - 12:39 pmSDU-ORD
22h 49m2 stops
$828LATAM Airlines
Find Deal
Tue, Nov 18 - Tue, Nov 25

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 10
ORD5:50 pmChicago O'Hare Intl
19h 55m
1 stop
SDU4:45 pmRio de Janeiro Santos Dumont
Nov 17
SDU1:45 pmRio de Janeiro Santos Dumont
27h 10m
2 stops
ORD1:55 pmChicago O'Hare Intl
$673
Find similar
United Airlines
Nov 18
ORD3:07 pmChicago O'Hare Intl
22h 38m
2 stops
SDU4:45 pmRio de Janeiro Santos Dumont
Nov 25
SDU1:45 pmRio de Janeiro Santos Dumont
23h 17m
2 stops
ORD10:02 amChicago O'Hare Intl
$678
Find similar
United Airlines
Nov 10
ORD9:10 pmChicago O'Hare Intl
40h 35m
2 stops
SDU4:45 pmRio de Janeiro Santos Dumont
Nov 17
SDU1:45 pmRio de Janeiro Santos Dumont
23h 01m
2 stops
ORD9:46 amChicago O'Hare Intl
$685
Find similar

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

Our best LATAM Airlines deals on Chicago to Rio de Janeiro Santos Dumont Airport flight tickets
LATAM Airlines
Apr 7
ORD2:45 pmChicago O'Hare Intl
18h 20m
2 stops
SDU11:05 amRio de Janeiro Santos Dumont
Apr 13
SDU2:40 pmRio de Janeiro Santos Dumont
24h 01m
2 stops
ORD12:41 pmChicago O'Hare Intl
$737
Find similar
LATAM Airlines
Nov 18
ORD10:35 amChicago O'Hare Intl
23h 40m
2 stops
SDU1:15 pmRio de Janeiro Santos Dumont
Nov 25
SDU4:50 pmRio de Janeiro Santos Dumont
22h 49m
2 stops
ORD12:39 pmChicago O'Hare Intl
$828
Find similar
LATAM Airlines
Nov 2
ORD10:37 amChicago O'Hare Intl
22h 58m
2 stops
SDU12:35 pmRio de Janeiro Santos Dumont
Nov 9
SDU2:00 pmRio de Janeiro Santos Dumont
27h 47m
2 stops
ORD2:47 pmChicago O'Hare Intl
$1,313
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 October 30, 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 11/26

5:45 am-7:35 am

2 stops22h 50m

Rio de Janeiro Santos Dumont

Wed 12/3

1:45 pm-6:36 pm

3 stops31h 51m

$533

ChicagoRio de Janeiro

ORD - SDU

ORDSDU

Chicago O'Hare Intl

Wed 11/26

5:45 am-7:35 am

2 stops22h 50m

Rio de Janeiro Santos Dumont

Wed 12/3

5:25 pm-11:13 am

2 stops20h 48m

$559

ChicagoRio de Janeiro

ORD - SDU

ORDSDU

Chicago O'Hare Intl

Fri 3/20

12:50 pm-2:20 pm

2 stops23h 30m

Rio de Janeiro Santos Dumont

Wed 4/1

11:25 am-10:57 am

2 stops25h 32m

$588

ChicagoRio de Janeiro

ORD - SDU

ORDSDU

Chicago O'Hare Intl

Tue 3/10

12:50 pm-2:20 pm

2 stops23h 30m

Rio de Janeiro Santos Dumont

Wed 3/18

11:25 am-11:18 am

2 stops25h 53m

$623

ChicagoRio de Janeiro

ORD - SDU

ORDSDU

Chicago O'Hare Intl

Mon 11/10

5:50 pm-4:45 pm

1 stop19h 55m

Rio de Janeiro Santos Dumont

Mon 11/17

1:45 pm-1:55 pm

2 stops27h 10m

$673

ChicagoRio de Janeiro

ORD - SDU

ORDSDU

Chicago O'Hare Intl

Tue 11/18

3:07 pm-4:45 pm

2 stops22h 38m

Rio de Janeiro Santos Dumont

Tue 11/25

1:45 pm-10:02 am

2 stops23h 17m

$678

ChicagoRio de Janeiro

ORD - SDU

ORDSDU

Chicago O'Hare Intl

Tue 3/10

2:50 pm-10:45 am

2 stops17h 55m

Rio de Janeiro Santos Dumont

Wed 3/18

6:00 am-9:34 pm

2 stops17h 34m

$734

ChicagoRio de Janeiro

ORD - SDU

ORDSDU

Chicago O'Hare Intl

Tue 4/7

2:45 pm-11:05 am

2 stops18h 20m

Rio de Janeiro Santos Dumont

Mon 4/13

2:40 pm-12:41 pm

2 stops24h 01m

$737

ChicagoRio de Janeiro

ORD - SDU

ORDSDU

Chicago O'Hare Intl

Wed 3/11

2:50 pm-10:45 am

2 stops17h 55m

Rio de Janeiro Santos Dumont

Sun 3/15

6:00 am-9:34 pm

2 stops17h 34m

$791

ChicagoRio de Janeiro

ORD - SDU

ORDSDU

Chicago O'Hare Intl

Tue 11/18

10:35 am-1:15 pm

2 stops23h 40m

Rio de Janeiro Santos Dumont

Tue 11/25

4:50 pm-12:39 pm

2 stops22h 49m

$828

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 44m.

  • 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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