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Santos Dumont

$263+ 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 5/2. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — SDU
Feb 25 — Mar 41
Wed 2/25
Wed 3/4
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 January 26, 2026.

This Mytrip deal was found by Cheapflights users on 1/24. 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.
Mon 3/238:41 pm
ORD
-
SDU
2 stops23h 44m
Multiple Airlines
Tue 3/318:30 am
SDU
-
ORD
2 stops17h 10m
Multiple Airlines
Deal found 1/24$610
This Mytrip deal was found by Cheapflights users on 1/24. 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 2/2810:27 am
ORD
-
SDU
2 stops21h 43m
Multiple Airlines
Sat 3/75:30 pm
SDU
-
ORD
2 stops30h 40m
Multiple Airlines
Deal found 1/24$613
This KAYAK deal was found by Cheapflights users on 1/26. 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 2/25:59 pm
ORD
-
SDU
2 stops16h 16m
LATAM Airlines
Mon 2/98:05 pm
SDU
-
ORD
2 stops20h 35m
LATAM Airlines
Deal found 1/26$621
This Mytrip deal was found by Cheapflights users on 1/25. 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.
Wed 4/15:35 am
ORD
-
SDU
2 stops23h 40m
Multiple Airlines
Tue 4/73:15 pm
SDU
-
ORD
2 stops22h 06m
Multiple Airlines
Deal found 1/25$645
This Mytrip deal was found by Cheapflights users on 1/26. 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.
Tue 3/108:16 pm
ORD
-
SDU
2 stops32h 49m
Multiple Airlines
Mon 3/161:50 pm
SDU
-
ORD
3 stops30h 45m
Multiple Airlines
Deal found 1/26$671
This Mytrip deal was found by Cheapflights users on 1/25. 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.
Wed 3/118:16 pm
ORD
-
SDU
2 stops24h 09m
Multiple Airlines
Wed 3/181:50 pm
SDU
-
ORD
3 stops32h 10m
Multiple Airlines
Deal found 1/25$679
This Mytrip deal was found by Cheapflights users on 1/25. 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 3/78:16 pm
ORD
-
SDU
2 stops23h 09m
Multiple Airlines
Fri 3/131:50 pm
SDU
-
ORD
3 stops35h 27m
Multiple Airlines
Deal found 1/25$681
This Ovago deal was found by Cheapflights users on 1/24. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/261:15 pm
ORD
-
SDU
2 stops17h 20m
LATAM Airlines
Mon 8/318:15 pm
SDU
-
ORD
2 stops42h 26m
LATAM Airlines
Deal found 1/24$691
This Mytrip deal was found by Cheapflights users on 1/26. 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.
Wed 3/188:41 pm
ORD
-
SDU
2 stops23h 44m
Multiple Airlines
Tue 3/243:15 pm
SDU
-
ORD
2 stops30h 31m
Multiple Airlines
Deal found 1/26$693

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 January 26, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$610
(Mytrip)

One-way from

$263
(Kiwi.com)

Popular in

December

Cheapest in

November

Average price

$844
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. 7% potential increase in price ($58 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($26 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 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 January 26, 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

O'Hare Intl

Fly to

Santos Dumont

Route

Depart

Return

Price

ChicagoRio de Janeiro

ORD - SDU

ORDSDU

Chicago O'Hare Intl

Sat 2/28

10:27 am-11:10 am

2 stops21h 43m

Rio de Janeiro Santos Dumont

Sat 3/7

5:30 pm-9:10 pm

2 stops30h 40m

$613

ChicagoRio de Janeiro

ORD - SDU

ORDSDU

Chicago O'Hare Intl

Sat 3/7

5:50 pm-5:45 pm

1 stop20h 55m

Rio de Janeiro Santos Dumont

Fri 3/13

1:45 pm-7:00 am

1 stop19h 15m

$716

ChicagoRio de Janeiro

ORD - SDU

ORDSDU

Chicago O'Hare Intl

Wed 3/18

6:50 pm-4:40 pm

1 stop19h 50m

Rio de Janeiro Santos Dumont

Thu 3/26

1:45 pm-7:00 am

1 stop19h 15m

$716

ChicagoRio de Janeiro

ORD - SDU

ORDSDU

Chicago O'Hare Intl

Wed 3/11

6:50 pm-4:40 pm

1 stop19h 50m

Rio de Janeiro Santos Dumont

Wed 3/18

1:45 pm-7:00 am

1 stop19h 15m

$716

ChicagoRio de Janeiro

ORD - SDU

ORDSDU

Chicago O'Hare Intl

Sun 5/10

9:15 pm-4:45 pm

1 stop17h 30m

Rio de Janeiro Santos Dumont

Mon 5/18

1:45 pm-6:45 am

1 stop19h 00m

$716

ChicagoRio de Janeiro

ORD - SDU

ORDSDU

Chicago O'Hare Intl

Tue 3/3

5:50 pm-4:40 pm

1 stop19h 50m

Rio de Janeiro Santos Dumont

Tue 3/10

1:45 pm-7:00 am

1 stop19h 15m

$716

ChicagoRio de Janeiro

ORD - SDU

ORDSDU

Chicago O'Hare Intl

Mon 5/11

9:15 pm-4:45 pm

1 stop17h 30m

Rio de Janeiro Santos Dumont

Mon 5/18

1:45 pm-6:45 am

1 stop19h 00m

$716

ChicagoRio de Janeiro

ORD - SDU

ORDSDU

Chicago O'Hare Intl

Wed 3/18

6:50 pm-4:40 pm

1 stop19h 50m

Rio de Janeiro Santos Dumont

Tue 3/24

1:45 pm-7:00 am

1 stop19h 15m

$716

ChicagoRio de Janeiro

ORD - SDU

ORDSDU

Chicago O'Hare Intl

Fri 5/8

3:40 pm-8:15 pm

2 stops26h 35m

Rio de Janeiro Santos Dumont

Tue 5/19

1:45 pm-7:25 pm

2 stops31h 40m

$718

ChicagoRio de Janeiro

ORD - SDU

ORDSDU

Chicago O'Hare Intl

Tue 5/12

6:15 pm-4:45 pm

2 stops20h 30m

Rio de Janeiro Santos Dumont

Mon 5/18

1:45 pm-6:45 am

1 stop19h 00m

$721

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/23

Showing 1-10 of 19 results
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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 20h 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
Midway to Rio de Janeiro–Galeão Intl flights

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