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Santos Dumont

$294+ 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 3/15. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — SDU
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
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 December 12, 2025.

This Ovago deal was found by Cheapflights users on 12/11. 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.
Tue 12/302:31 pmORD - SDU
2 stops20h 39mGOL
Tue 1/66:00 amSDU - ORD
2 stops21h 30mGOL
Deal found 12/11$1,295
This KAYAK deal was found by Cheapflights users on 12/10. 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 12/2212:37 pmORD - SDU
2 stops22h 58mLATAM Airlines
Wed 12/244:50 pmSDU - ORD
2 stops21h 45mLATAM Airlines
Deal found 12/10$1,352
This FlightHub deal was found by Cheapflights users on 12/10. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/145:59 pmORD - SDU
2 stops21h 46mLATAM Airlines
Tue 12/165:10 pmSDU - ORD
2 stops22h 33mLATAM Airlines
Deal found 12/10$1,404
This KAYAK deal was found by Cheapflights users on 12/10. 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 12/151:23 pmORD - SDU
2 stops20h 52mLATAM Airlines
Sun 12/215:10 pmSDU - ORD
2 stops21h 25mLATAM Airlines
Deal found 12/10$1,431
This KAYAK deal was found by Cheapflights users on 12/10. 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.
Wed 12/241:22 pmORD - SDU
2 stops23h 38mLATAM Airlines
Wed 12/312:30 pmSDU - ORD
2 stops24h 05mLATAM Airlines
Deal found 12/10$1,564
This Mytrip deal was found by Cheapflights users on 12/10. 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 12/245:45 amORD - SDU
3 stops32h 15mMultiple Airlines
Sat 12/272:00 pmSDU - ORD
3 stops34h 10mMultiple Airlines
Deal found 12/10$1,655
This Mytrip deal was found by Cheapflights users on 12/11. 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 12/301:34 pmORD - SDU
3 stops29h 51mMultiple Airlines
Tue 1/65:25 pmSDU - ORD
2 stops20h 49mMultiple Airlines
Deal found 12/11$1,716
This Expedia deal was found by Cheapflights users on 12/10. 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.
Sun 12/2111:08 amORD - SDU
2 stops20h 32mMultiple Airlines
Wed 12/248:05 pmSDU - ORD
2 stops30h 57mMultiple Airlines
Deal found 12/10$1,740
This Expedia deal was found by Cheapflights users on 12/10. 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.
Sun 12/148:50 amORD - SDU
2 stops22h 50mMultiple Airlines
Tue 12/1611:20 amSDU - ORD
2 stops30h 35mMultiple Airlines
Deal found 12/10$1,753
This Mytrip deal was found by Cheapflights users on 12/10. 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 12/154:49 pmORD - SDU
3 stops26h 36mMultiple Airlines
Sun 12/213:15 pmSDU - ORD
2 stops22h 59mMultiple Airlines
Deal found 12/10$1,823
This Expedia deal was found by Cheapflights users on 12/10. 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.
Sun 12/2111:08 amORD - SDU
2 stops20h 32mAzul
Wed 12/246:55 pmSDU - ORD
2 stops19h 32mAzul
Deal found 12/10$1,824

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 December 12, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
1 star

Round-trip from

$617
(Delta)

One-way from

$294
(FlightHub)

Popular in

December

Cheapest in

September

Average price

$1,051
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. 8% potential increase in price ($77 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($25 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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 December 12, 2025.
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

Tue 1/20

3:35 pm-2:10 pm

2 stops19h 35m

Rio de Janeiro Santos Dumont

Mon 1/26

11:20 am-8:10 pm

2 stops35h 50m

$629

ChicagoRio de Janeiro

ORD - SDU

ORDSDU

Chicago O'Hare Intl

Thu 4/23

2:00 pm-4:45 pm

2 stops24h 45m

Rio de Janeiro Santos Dumont

Mon 4/27

1:45 pm-10:08 am

2 stops22h 23m

$633

ChicagoRio de Janeiro

ORD - SDU

ORDSDU

Chicago O'Hare Intl

Wed 3/4

1:02 pm-4:40 pm

2 stops24h 38m

Rio de Janeiro Santos Dumont

Fri 3/20

1:45 pm-7:00 am

1 stop19h 15m

$667

ChicagoRio de Janeiro

ORD - SDU

ORDSDU

Chicago O'Hare Intl

Sun 3/1

8:50 am-4:40 pm

2 stops28h 50m

Rio de Janeiro Santos Dumont

Wed 3/18

1:45 pm-7:00 am

1 stop19h 15m

$667

ChicagoRio de Janeiro

ORD - SDU

ORDSDU

Chicago O'Hare Intl

Thu 3/5

2:11 pm-1:15 pm

2 stops20h 04m

Rio de Janeiro Santos Dumont

Sun 3/15

8:05 pm-1:32 pm

2 stops19h 27m

$746

ChicagoRio de Janeiro

ORD - SDU

ORDSDU

Chicago O'Hare Intl

Tue 1/20

5:50 pm-2:10 pm

1 stop17h 20m

Rio de Janeiro Santos Dumont

Wed 3/25

1:45 pm-7:00 am

1 stop19h 15m

$748

ChicagoRio de Janeiro

ORD - SDU

ORDSDU

Chicago O'Hare Intl

Tue 3/10

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

$748

ChicagoRio de Janeiro

ORD - SDU

ORDSDU

Chicago O'Hare Intl

Fri 3/6

3:03 pm-10:45 am

2 stops16h 42m

Rio de Janeiro Santos Dumont

Sat 3/14

6:00 am-9:31 pm

2 stops17h 31m

$809

ChicagoRio de Janeiro

ORD - SDU

ORDSDU

Chicago O'Hare Intl

Sat 3/7

2:11 pm-10:45 am

2 stops17h 34m

Rio de Janeiro Santos Dumont

Sat 3/14

6:00 am-9:31 pm

2 stops17h 31m

$809

ChicagoRio de Janeiro

ORD - SDU

ORDSDU

Chicago O'Hare Intl

Thu 1/1

10:20 pm-10:15 pm

2 stops20h 55m

Rio de Janeiro Santos Dumont

Sat 1/31

6:50 pm-9:10 pm

2 stops29h 20m

$829

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/11

Showing 1-10 of 17 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 Air Canada, United Airlines, and Delta fly from Chicago O'Hare Intl Airport to Rio de Janeiro Santos Dumont Airport in about 19h 35m. The time it takes to get you to your destination can typically vary by up to 5h 03m. There are 5312 mi between Chicago O'Hare Intl Airport and Rio de Janeiro Santos Dumont Airport. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • 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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