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Santos Dumont

$336+ Cheap flights from O'Hare Intl (ORD) to Santos Dumont, Brazil (SDU)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/25. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — SDU
Aug 23 — Aug 301
Sun 8/23
Sun 8/30
1 adult, Economy
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Cheap flight deals from O'Hare Intl to Santos Dumont

Cheapest flights from O'Hare Intl to Santos Dumont
Explore the most affordable flight options available from O'Hare Intl to Santos Dumont. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 24, 2026.

This Travelocity deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/96:28 pm
ORD
-
SDU
2 stops24h 57m
Multiple Airlines
Mon 11/166:50 pm
SDU
-
ORD
2 stops21h 30m
Multiple Airlines
Deal found 7/23$698
This Mytrip deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1912:12 pm
ORD
-
SDU
2 stops20h 58m
Multiple Airlines
Wed 9/307:20 pm
SDU
-
ORD
3 stops30h 20m
Multiple Airlines
Deal found 7/21$775
This LATAM Airlines deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/2610:25 am
ORD
-
SDU
2 stops28h 40m
LATAM Airlines
Wed 10/144:40 pm
SDU
-
ORD
2 stops23h 22m
LATAM Airlines
Deal found 7/23$787
This Justfly.com deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/42:30 pm
ORD
-
SDU
2 stops17h 20m
GOL
Thu 11/126:00 am
SDU
-
ORD
2 stops18h 31m
GOL
Deal found 7/19$807
This LATAM Airlines deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/171:00 pm
ORD
-
SDU
2 stops23h 00m
LATAM Airlines
Tue 8/254:40 pm
SDU
-
ORD
2 stops21h 37m
LATAM Airlines
Deal found 7/20$812
This Travelocity deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/209:35 am
ORD
-
SDU
2 stops34h 20m
Multiple Airlines
Fri 8/286:15 am
SDU
-
ORD
2 stops19h 38m
Multiple Airlines
Deal found 7/21$822
This Expedia deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1910:07 am
ORD
-
SDU
2 stops33h 48m
Multiple Airlines
Wed 8/266:15 am
SDU
-
ORD
2 stops19h 38m
Multiple Airlines
Deal found 7/20$827
This KAYAK deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/284:35 pm
ORD
-
SDU
2 stops16h 10m
GOL
Wed 10/148:50 pm
SDU
-
ORD
2 stops28h 43m
GOL
Deal found 7/19$831
This Travelocity deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/67:45 pm
ORD
-
SDU
2 stops23h 40m
Azul
Wed 11/115:25 pm
SDU
-
ORD
2 stops21h 08m
Azul
Deal found 7/22$835
This Gurufare deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/212:51 pm
ORD
-
SDU
2 stops19h 34m
GOL
Sun 11/1512:05 pm
SDU
-
ORD
2 stops36h 25m
GOL
Deal found 7/19$837
This Travelocity deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2211:00 am
ORD
-
SDU
2 stops20h 15m
Multiple Airlines
Mon 11/166:50 pm
SDU
-
ORD
2 stops21h 30m
Multiple Airlines
Deal found 7/19$846
This United Airlines deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/55:50 pm
ORD
-
SDU
1 stop19h 55m
United Airlines
Wed 11/111:45 pm
SDU
-
ORD
1 stop18h 30m
United Airlines
Deal found 7/21$848

Find flight deals from O'Hare Intl to Santos Dumont

Discover tips and strategies to find the most affordable flight options for your journey from O'Hare Intl (ORD) to Santos Dumont (SDU). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 24, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$698
(Travelocity)

One-way from

$336
(LATAM Airlines)

Popular in

January

Cheapest in

November

Average price

$789
Provider with most accurate pricing for Chicago O'Hare Intl-Rio de Janeiro Santos Dumont flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago O'Hare Intl-Rio de Janeiro Santos Dumont flights.
Search Deals
From Chicago O'Hare Intl to Rio de Janeiro Santos Dumont
Search Deals
One-way flight from Chicago O'Hare Intl to Rio de Janeiro Santos Dumont
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($122 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($17 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from O'Hare Intl to Santos Dumont 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, Cheapflights users made 2,558,603 searches. Data last updated July 24, 2026.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Rio de Janeiro Santos Dumont Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoRio de Janeiro

ORD - SDU

ORDSDU

Chicago O'Hare Intl

Wed 12/2

5:50 pm-4:45 pm

1 stop19h 55m

Rio de Janeiro Santos Dumont

Mon 12/7

1:45 pm-5:15 am

1 stop18h 30m

$848

ChicagoRio de Janeiro

ORD - SDU

ORDSDU

Chicago O'Hare Intl

Tue 9/15

9:30 pm-4:45 pm

1 stop17h 15m

Rio de Janeiro Santos Dumont

Tue 9/22

1:45 pm-6:45 am

1 stop19h 00m

$848

ChicagoRio de Janeiro

ORD - SDU

ORDSDU

Chicago O'Hare Intl

Wed 10/7

9:30 pm-4:45 pm

1 stop17h 15m

Rio de Janeiro Santos Dumont

Wed 10/14

1:45 pm-6:45 am

1 stop19h 00m

$849

ChicagoRio de Janeiro

ORD - SDU

ORDSDU

Chicago O'Hare Intl

Thu 9/3

4:00 pm-4:45 pm

2 stops22h 45m

Rio de Janeiro Santos Dumont

Thu 9/17

1:45 pm-6:45 am

1 stop19h 00m

$853

ChicagoRio de Janeiro

ORD - SDU

ORDSDU

Chicago O'Hare Intl

Thu 8/20

6:15 pm-4:45 pm

2 stops20h 30m

Rio de Janeiro Santos Dumont

Tue 8/25

1:45 pm-10:15 am

2 stops22h 30m

$863

ChicagoRio de Janeiro

ORD - SDU

ORDSDU

Chicago O'Hare Intl

Thu 11/5

5:50 pm-4:45 pm

1 stop19h 55m

Rio de Janeiro Santos Dumont

Sat 11/14

5:30 pm-9:38 am

2 stops19h 08m

$869

ChicagoRio de Janeiro

ORD - SDU

ORDSDU

Chicago O'Hare Intl

Tue 10/13

11:30 am-1:10 pm

2 stops23h 40m

Rio de Janeiro Santos Dumont

Wed 10/21

8:10 pm-2:02 pm

2 stops19h 52m

$924

ChicagoRio de Janeiro

ORD - SDU

ORDSDU

Chicago O'Hare Intl

Mon 8/10

9:30 pm-4:45 pm

1 stop17h 15m

Rio de Janeiro Santos Dumont

Thu 8/20

1:45 pm-6:45 am

1 stop19h 00m

$994

ChicagoRio de Janeiro

ORD - SDU

ORDSDU

Chicago O'Hare Intl

Thu 8/27

9:30 pm-4:45 pm

1 stop17h 15m

Rio de Janeiro Santos Dumont

Sun 9/13

2:50 pm-6:45 am

1 stop17h 55m

$1,140
Quickest round-trip

ChicagoRio de Janeiro

ORD - SDU

ORDSDU

Chicago O'Hare Intl

Sat 11/21

5:50 pm-11:10 am

1 stop14h 20m

Rio de Janeiro Santos Dumont

Fri 11/27

1:45 pm-5:15 am

1 stop18h 30m

$1,225

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/23

Showing 1-10 of 21 resultsSorted by cheapest first
1
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  • Most accurate provider: When it comes to deals on Chicago O'Hare Intl Airport-Rio de Janeiro Santos Dumont Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Chicago O'Hare Intl Airport-Rio de Janeiro Santos Dumont Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Chicago O'Hare Intl Airport-Rio de Janeiro Santos Dumont Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Chicago O'Hare Intl Airport-Rio de Janeiro Santos Dumont Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Chicago O'Hare Intl Airport-Rio de Janeiro Santos Dumont Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from O'Hare Intl to Santos Dumont

Have a flexible travel schedule? Discover the best time to fly to Santos Dumont from O'Hare Intl with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

Find useful and relevant information for your journey from O'Hare Intl to Santos Dumont. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Chicago O'Hare Intl Airport to Rio de Janeiro Santos Dumont Airport?

    Airlines like United Airlines fly from Chicago O'Hare Intl Airport to Rio de Janeiro Santos Dumont Airport in about 19h 55m. The time it takes to get you to your destination can typically vary by up to . There are 5312 mi between Chicago O'Hare Intl Airport and Rio de Janeiro Santos Dumont Airport.

  • Can I find deals for flights from O'Hare Intl to Santos Dumont that include hotel bookings?

    Yes. In addition to deals on O'Hare Intl to Santos Dumont flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from O'Hare Intl to Santos Dumont?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from O'Hare Intl to Santos Dumont.

  • Can I find deals for business class flights from O'Hare Intl to Santos Dumont?

    Yes. Cheapflights offers flight deals from O'Hare Intl to Santos Dumont by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Alternative routes for O'Hare Intl to Santos Dumont

See prices for flight routes from nearby airports that may be better suited for you.
O'Hare Intl to Rio de Janeiro–Galeão Intl flights

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