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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
3:35 pm - 2:10 pm
ORD
-
SDU
19h 35m2 stops
Multiple Airlines Logo
11:20 am - 11:06 am
SDU
-
ORD
26h 46m2 stops
$609Multiple Airlines
Tue, Jan 20 - Wed, Jan 28
LATAM Airlines Logo
11:33 am - 8:35 am
ORD
-
SDU
19h 02m2 stops
LATAM Airlines Logo
8:20 pm - 12:41 pm
SDU
-
ORD
18h 21m2 stops
$618LATAM Airlines
Sat, Apr 11 - Wed, Apr 29
Air Canada Logo
12:50 pm - 4:40 pm
ORD
-
SDU
25h 50m2 stops
Air Canada Logo
1:45 pm - 11:18 am
SDU
-
ORD
23h 33m2 stops
$629Air Canada
Thu, Mar 12 - Mon, Mar 16
Air Canada Logo
3:35 pm - 4:40 pm
ORD
-
SDU
23h 05m2 stops
Air Canada Logo
1:45 pm - 11:18 am
SDU
-
ORD
23h 33m2 stops
$630Air Canada
Thu, Mar 12 - Mon, Mar 16
Air Canada Logo
5:57 pm - 4:45 pm
ORD
-
SDU
20h 48m2 stops
Air Canada Logo
1:45 pm - 10:08 am
SDU
-
ORD
22h 23m2 stops
$633Air Canada
Mon, Apr 13 - Wed, Apr 29
Air Canada Logo
4:43 pm - 4:45 pm
ORD
-
SDU
22h 02m2 stops
Air Canada Logo
1:45 pm - 12:03 pm
SDU
-
ORD
24h 18m2 stops
$636Air Canada
Mon, Apr 13 - Tue, Apr 28
United Airlines Logo
2:25 pm - 2:30 pm
ORD
-
SDU
21h 05m2 stops
United Airlines Logo
1:45 pm - 5:30 am
SDU
-
ORD
18h 45m1 stop
$668United Airlines
Sun, Feb 15 - Thu, Feb 26
United Airlines Logo
2:25 pm - 2:30 pm
ORD
-
SDU
21h 05m2 stops
United Airlines Logo
1:45 pm - 9:34 am
SDU
-
ORD
22h 49m2 stops
$678United Airlines
Sun, Feb 15 - Thu, Feb 26
Multiple Airlines Logo
2:00 pm - 8:15 pm
ORD
-
SDU
27h 15m2 stops
Multiple Airlines Logo
8:05 pm - 1:32 pm
SDU
-
ORD
19h 27m2 stops
$695Multiple Airlines
Fri, Mar 6 - Sun, Mar 15
Delta Logo
5:38 pm - 1:15 pm
MDW
-
SDU
17h 37m2 stops
Delta Logo
8:15 pm - 12:02 pm
SDU
-
MDW
17h 47m2 stops
$1,521Delta
Sun, Mar 8 - Sat, Apr 11

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 11
ORD11:33 amChicago O'Hare Intl
19h 02m
2 stops
SDU8:35 amRio de Janeiro Santos Dumont
Apr 29
SDU8:20 pmRio de Janeiro Santos Dumont
18h 21m
2 stops
ORD12:41 pmChicago O'Hare Intl
$618
Find similar
LATAM Airlines
Feb 13
ORD6:45 amChicago O'Hare Intl
23h 50m
2 stops
SDU9:35 amRio de Janeiro Santos Dumont
Feb 18
SDU2:00 pmRio de Janeiro Santos Dumont
23h 08m
2 stops
ORD10:08 amChicago O'Hare Intl
$714
Find similar
LATAM Airlines
May 19
ORD1:30 pmChicago O'Hare Intl
21h 40m
2 stops
SDU1:10 pmRio de Janeiro Santos Dumont
May 30
SDU1:55 pmRio de Janeiro Santos Dumont
24h 57m
2 stops
ORD12:52 pmChicago O'Hare Intl
$838
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
Feb 15
ORD2:25 pmChicago O'Hare Intl
21h 05m
2 stops
SDU2:30 pmRio de Janeiro Santos Dumont
Feb 26
SDU1:45 pmRio de Janeiro Santos Dumont
18h 45m
1 stop
ORD5:30 amChicago O'Hare Intl
$668
Find similar
United Airlines
Feb 15
ORD2:25 pmChicago O'Hare Intl
21h 05m
2 stops
SDU2:30 pmRio de Janeiro Santos Dumont
Feb 26
SDU1:45 pmRio de Janeiro Santos Dumont
22h 49m
2 stops
ORD9:34 amChicago O'Hare Intl
$678
Find similar
United Airlines
Mar 10
ORD6:50 pmChicago O'Hare Intl
19h 50m
1 stop
SDU4:40 pmRio de Janeiro Santos Dumont
Mar 18
SDU1:45 pmRio de Janeiro Santos Dumont
19h 15m
1 stop
ORD7:00 amChicago O'Hare Intl
$748
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 December 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

Tue 1/20

3:35 pm-2:10 pm

2 stops19h 35m

Rio de Janeiro Santos Dumont

Wed 1/28

11:20 am-11:06 am

2 stops26h 46m

$609

ChicagoRio de Janeiro

ORD - SDU

ORDSDU

Chicago O'Hare Intl

Sat 4/11

11:33 am-8:35 am

2 stops19h 02m

Rio de Janeiro Santos Dumont

Wed 4/29

8:20 pm-12:41 pm

2 stops18h 21m

$618

ChicagoRio de Janeiro

ORD - SDU

ORDSDU

Chicago O'Hare Intl

Thu 3/12

12:50 pm-4:40 pm

2 stops25h 50m

Rio de Janeiro Santos Dumont

Mon 3/16

1:45 pm-11:18 am

2 stops23h 33m

$629

ChicagoRio de Janeiro

ORD - SDU

ORDSDU

Chicago O'Hare Intl

Thu 3/12

3:35 pm-4:40 pm

2 stops23h 05m

Rio de Janeiro Santos Dumont

Mon 3/16

1:45 pm-11:18 am

2 stops23h 33m

$630

ChicagoRio de Janeiro

ORD - SDU

ORDSDU

Chicago O'Hare Intl

Mon 4/13

5:57 pm-4:45 pm

2 stops20h 48m

Rio de Janeiro Santos Dumont

Wed 4/29

1:45 pm-10:08 am

2 stops22h 23m

$633

ChicagoRio de Janeiro

ORD - SDU

ORDSDU

Chicago O'Hare Intl

Mon 4/13

4:43 pm-4:45 pm

2 stops22h 02m

Rio de Janeiro Santos Dumont

Tue 4/28

1:45 pm-12:03 pm

2 stops24h 18m

$636

ChicagoRio de Janeiro

ORD - SDU

ORDSDU

Chicago O'Hare Intl

Sun 2/15

2:25 pm-2:30 pm

2 stops21h 05m

Rio de Janeiro Santos Dumont

Thu 2/26

1:45 pm-5:30 am

1 stop18h 45m

$668

ChicagoRio de Janeiro

ORD - SDU

ORDSDU

Chicago O'Hare Intl

Sun 2/15

2:25 pm-2:30 pm

2 stops21h 05m

Rio de Janeiro Santos Dumont

Thu 2/26

1:45 pm-9:34 am

2 stops22h 49m

$678

ChicagoRio de Janeiro

ORD - SDU

ORDSDU

Chicago O'Hare Intl

Fri 3/6

2:00 pm-8:15 pm

2 stops27h 15m

Rio de Janeiro Santos Dumont

Sun 3/15

8:05 pm-1:32 pm

2 stops19h 27m

$695

ChicagoRio de Janeiro

MDW - SDU

MDWSDU

Chicago Midway

Sun 3/8

5:38 pm-1:15 pm

2 stops17h 37m

Rio de Janeiro Santos Dumont

Sat 4/11

8:15 pm-12:02 pm

2 stops17h 47m

$1,521

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

Fastest flight time

16h 44m

Direct flights

None
The fastest flight from Chicago to Rio de Janeiro Santos Dumont Airport takes 16h 44m
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.
Search flight deals

  • 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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