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Cheap flights from Chicago to Rio de Janeiro from $323

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 11/5. 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

United Airlines Logo
9:15 pm - 2:20 pmORD-SDU
15h 05m1 stop
United Airlines Logo
1:45 pm - 9:46 amSDU-ORD
23h 01m2 stops
$609United Airlines
Find Deal
Mon, Oct 6 - Mon, Nov 10
LATAM Airlines Logo
5:55 pm - 1:15 pmORD-SDU
16h 20m2 stops
LATAM Airlines Logo
8:05 pm - 1:00 pmSDU-ORD
18h 55m2 stops
$627LATAM Airlines
Find Deal
Sun, Feb 15 - Sun, Mar 15
LATAM Airlines Logo
11:23 am - 11:30 amORD-SDU
21h 07m2 stops
LATAM Airlines Logo
2:00 pm - 12:39 pmSDU-ORD
25h 39m2 stops
$633LATAM Airlines
Find Deal
Mon, Nov 3 - Sun, Nov 16
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
$663United Airlines
Find Deal
Thu, Nov 27 - Wed, Dec 10
Logo
10:27 am - 1:20 pmORD-SDU
23h 53m2 stops
Logo
7:15 pm - 8:20 pmSDU-ORD
28h 05m2 stops
$665
Find Deal
Sat, Nov 29 - Wed, Dec 10
Logo
4:53 pm - 10:25 pmORD-SDU
27h 32m2 stops
Logo
5:40 pm - 9:23 pmSDU-ORD
30h 43m2 stops
$666
Find Deal
Mon, Oct 6 - Mon, Nov 10
Air Canada Logo
3:35 pm - 2:20 pmORD-SDU
19h 45m2 stops
Air Canada Logo
11:25 am - 10:09 amSDU-ORD
24h 44m2 stops
$669Air Canada
Find Deal
Tue, Feb 17 - Tue, Mar 17
Air Canada Logo
7:15 am - 4:50 pmORD-SDU
31h 35m2 stops
Air Canada Logo
1:45 pm - 12:05 pmSDU-ORD
25h 20m2 stops
$672Air Canada
Find Deal
Tue, Oct 28 - Tue, Nov 4
Delta Logo
5:25 pm - 1:15 pmMDW-SDU
16h 50m2 stops
Delta Logo
8:05 pm - 12:01 pmSDU-MDW
18h 56m2 stops
$4,318Delta
Find Deal
Sun, Jan 18 - Sat, Jan 31
Delta Logo
4:28 pm - 1:15 pmMDW-SDU
17h 47m2 stops
Delta Logo
8:05 pm - 11:57 amSDU-MDW
18h 52m2 stops
$4,883Delta
Find Deal
Sat, Dec 13 - Thu, Jan 1

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
Feb 15
ORD5:55 pmChicago O'Hare Intl
16h 20m
2 stops
SDU1:15 pmRio de Janeiro Santos Dumont
Mar 15
SDU8:05 pmRio de Janeiro Santos Dumont
18h 55m
2 stops
ORD1:00 pmChicago O'Hare Intl
$627
Find similar
LATAM Airlines
Nov 3
ORD11:23 amChicago O'Hare Intl
21h 07m
2 stops
SDU11:30 amRio de Janeiro Santos Dumont
Nov 16
SDU2:00 pmRio de Janeiro Santos Dumont
25h 39m
2 stops
ORD12:39 pmChicago O'Hare Intl
$633
Find similar
LATAM Airlines
Nov 14
ORD5:32 amChicago O'Hare Intl
25h 03m
2 stops
SDU9:35 amRio de Janeiro Santos Dumont
Nov 20
SDU2:00 pmRio de Janeiro Santos Dumont
27h 47m
2 stops
ORD2:47 pmChicago O'Hare Intl
$713
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
Oct 6
ORD9:15 pmChicago O'Hare Intl
15h 05m
1 stop
SDU2:20 pmRio de Janeiro Santos Dumont
Nov 10
SDU1:45 pmRio de Janeiro Santos Dumont
23h 01m
2 stops
ORD9:46 amChicago O'Hare Intl
$609
Find similar
United Airlines
Nov 27
ORD5:50 pmChicago O'Hare Intl
19h 55m
1 stop
SDU4:45 pmRio de Janeiro Santos Dumont
Dec 10
SDU1:45 pmRio de Janeiro Santos Dumont
18h 45m
1 stop
ORD5:30 amChicago O'Hare Intl
$663
Find similar
United Airlines
Feb 2
ORD5:50 pmChicago O'Hare Intl
17h 30m
1 stop
SDU2:20 pmRio de Janeiro Santos Dumont
Feb 8
SDU2:50 pmRio de Janeiro Santos Dumont
23h 03m
2 stops
ORD10:53 amChicago O'Hare Intl
$673
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 September 15, 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

Mon 10/6

9:15 pm-2:20 pm

1 stop15h 05m

Rio de Janeiro Santos Dumont

Mon 11/10

1:45 pm-9:46 am

2 stops23h 01m

$609

ChicagoRio de Janeiro

ORD - SDU

ORDSDU

Chicago O'Hare Intl

Sun 2/15

5:55 pm-1:15 pm

2 stops16h 20m

Rio de Janeiro Santos Dumont

Sun 3/15

8:05 pm-1:00 pm

2 stops18h 55m

$627

ChicagoRio de Janeiro

ORD - SDU

ORDSDU

Chicago O'Hare Intl

Mon 11/3

11:23 am-11:30 am

2 stops21h 07m

Rio de Janeiro Santos Dumont

Sun 11/16

2:00 pm-12:39 pm

2 stops25h 39m

$633

ChicagoRio de Janeiro

ORD - SDU

ORDSDU

Chicago O'Hare Intl

Thu 11/27

5:50 pm-4:45 pm

1 stop19h 55m

Rio de Janeiro Santos Dumont

Wed 12/10

1:45 pm-5:30 am

1 stop18h 45m

$663

ChicagoRio de Janeiro

ORD - SDU

ORDSDU

Chicago O'Hare Intl

Sat 11/29

10:27 am-1:20 pm

2 stops23h 53m

Rio de Janeiro Santos Dumont

Wed 12/10

7:15 pm-8:20 pm

2 stops28h 05m

$665

ChicagoRio de Janeiro

ORD - SDU

ORDSDU

Chicago O'Hare Intl

Mon 10/6

4:53 pm-10:25 pm

2 stops27h 32m

Rio de Janeiro Santos Dumont

Mon 11/10

5:40 pm-9:23 pm

2 stops30h 43m

$666

ChicagoRio de Janeiro

ORD - SDU

ORDSDU

Chicago O'Hare Intl

Tue 2/17

3:35 pm-2:20 pm

2 stops19h 45m

Rio de Janeiro Santos Dumont

Tue 3/17

11:25 am-10:09 am

2 stops24h 44m

$669

ChicagoRio de Janeiro

ORD - SDU

ORDSDU

Chicago O'Hare Intl

Tue 10/28

7:15 am-4:50 pm

2 stops31h 35m

Rio de Janeiro Santos Dumont

Tue 11/4

1:45 pm-12:05 pm

2 stops25h 20m

$672

ChicagoRio de Janeiro

MDW - SDU

MDWSDU

Chicago Midway

Sun 1/18

5:25 pm-1:15 pm

2 stops16h 50m

Rio de Janeiro Santos Dumont

Sat 1/31

8:05 pm-12:01 pm

2 stops18h 56m

$4,318

ChicagoRio de Janeiro

MDW - SDU

MDWSDU

Chicago Midway

Sat 12/13

4:28 pm-1:15 pm

2 stops17h 47m

Rio de Janeiro Santos Dumont

Thu 1/1

8:05 pm-11:57 am

2 stops18h 52m

$4,883

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 15h 05m.

  • 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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