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Santos Dumont

$314+ 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 5/18. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — SDU
Mar 31 — Apr 71
Tue 3/31
Tue 4/7
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 March 1, 2026.

This KAYAK deal was found by Cheapflights users on 3/1. 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 9/911:10 am
ORD
-
SDU
2 stops24h 00m
LATAM Airlines
Mon 9/218:15 pm
SDU
-
ORD
2 stops17h 53m
LATAM Airlines
Deal found 3/1$621
This Gurufare deal was found by Cheapflights users on 2/27. 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 10/147:10 am
ORD
-
SDU
2 stops23h 25m
LATAM Airlines
Sun 10/188:15 pm
SDU
-
ORD
2 stops23h 06m
LATAM Airlines
Deal found 2/27$622
This BusinessClass deal was found by Cheapflights users on 2/28. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/177:15 am
ORD
-
SDU
2 stops31h 30m
Azul
Thu 4/91:50 pm
SDU
-
ORD
2 stops22h 00m
Azul
Deal found 2/28$627
This BusinessClass deal was found by Cheapflights users on 2/28. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/138:45 am
ORD
-
SDU
2 stops30h 00m
Azul
Mon 9/211:45 pm
SDU
-
ORD
2 stops23h 36m
Azul
Deal found 2/28$650
This Booking.com deal was found by Cheapflights users on 2/25. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/138:45 am
ORD
-
SDU
2 stops30h 00m
Air Canada
Wed 9/231:45 pm
SDU
-
ORD
2 stops22h 32m
Air Canada
Deal found 2/25$654
This Air Canada deal was found by Cheapflights users on 2/25. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/239:50 am
ORD
-
SDU
2 stops28h 55m
Air Canada
Wed 9/301:45 pm
SDU
-
ORD
2 stops22h 32m
Air Canada
Deal found 2/25$658
This Mytrip deal was found by Cheapflights users on 2/25. 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 5/211:27 am
ORD
-
SDU
2 stops21h 43m
Multiple Airlines
Fri 5/81:55 pm
SDU
-
ORD
2 stops22h 02m
Multiple Airlines
Deal found 2/25$682
This FlightHub deal was found by Cheapflights users on 2/28. 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.
Fri 9/182:55 pm
ORD
-
SDU
2 stops17h 55m
GOL
Fri 9/256:00 am
SDU
-
ORD
2 stops17h 19m
GOL
Deal found 2/28$701
This KAYAK deal was found by Cheapflights users on 2/28. 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 8/105:05 pm
ORD
-
SDU
2 stops19h 05m
GOL
Thu 8/202:55 pm
SDU
-
ORD
2 stops21h 48m
GOL
Deal found 2/28$704
This United Airlines deal was found by Cheapflights users on 2/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/45:50 pm
ORD
-
SDU
1 stop19h 55m
United Airlines
Wed 3/111:50 pm
SDU
-
ORD
1 stop19h 10m
United Airlines
Deal found 2/25$717
This Mytrip deal was found by Cheapflights users on 2/25. 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 4/85:35 am
ORD
-
SDU
2 stops23h 40m
Multiple Airlines
Wed 4/221:45 pm
SDU
-
ORD
3 stops30h 30m
Multiple Airlines
Deal found 2/25$720

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 March 1, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$621
(KAYAK)

One-way from

$314
(Kiwi.com)

Popular in

December

Cheapest in

May

Average price

$690
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. 6% potential increase in price ($47 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($18 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 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 March 1, 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

ChicagoRio de Janeiro

ORD - SDU

ORDSDU

Chicago O'Hare Intl

Wed 3/11

2:30 pm-4:45 pm

2 stops24h 15m

Rio de Janeiro Santos Dumont

Tue 3/17

1:50 pm-9:49 am

2 stops21h 59m

$731

ChicagoRio de Janeiro

ORD - SDU

ORDSDU

Chicago O'Hare Intl

Sun 3/15

6:50 pm-4:45 pm

1 stop19h 55m

Rio de Janeiro Santos Dumont

Mon 3/23

1:50 pm-7:00 am

1 stop19h 10m

$773

ChicagoRio de Janeiro

ORD - SDU

ORDSDU

Chicago O'Hare Intl

Thu 3/5

8:45 am-4:45 pm

2 stops29h 00m

Rio de Janeiro Santos Dumont

Mon 3/9

1:50 pm-7:00 am

1 stop19h 10m

$777

ChicagoRio de Janeiro

ORD - SDU

ORDSDU

Chicago O'Hare Intl

Fri 3/6

9:15 pm-5:45 pm

2 stops41h 30m

Rio de Janeiro Santos Dumont

Tue 3/10

1:50 pm-8:00 pm

2 stops32h 10m

$852

ChicagoRio de Janeiro

ORD - SDU

ORDSDU

Chicago O'Hare Intl

Sun 3/22

6:50 pm-4:45 pm

1 stop19h 55m

Rio de Janeiro Santos Dumont

Mon 3/30

1:45 pm-6:45 am

1 stop19h 00m

$908

ChicagoRio de Janeiro

ORD - SDU

ORDSDU

Chicago O'Hare Intl

Tue 5/5

9:30 pm-4:45 pm

1 stop17h 15m

Rio de Janeiro Santos Dumont

Tue 5/12

1:45 pm-6:45 am

1 stop19h 00m

$908

ChicagoRio de Janeiro

ORD - SDU

ORDSDU

Chicago O'Hare Intl

Sun 3/22

6:50 pm-4:45 pm

1 stop19h 55m

Rio de Janeiro Santos Dumont

Fri 3/27

1:50 pm-7:00 am

1 stop19h 10m

$908

ChicagoRio de Janeiro

ORD - SDU

ORDSDU

Chicago O'Hare Intl

Sat 3/14

7:35 am-5:45 pm

2 stops32h 10m

Rio de Janeiro Santos Dumont

Tue 3/17

1:50 pm-7:00 am

1 stop19h 10m

$912

ChicagoRio de Janeiro

ORD - SDU

ORDSDU

Chicago O'Hare Intl

Wed 5/6

6:15 pm-4:45 pm

2 stops20h 30m

Rio de Janeiro Santos Dumont

Mon 5/11

1:45 pm-6:45 am

1 stop19h 00m

$968

ChicagoRio de Janeiro

ORD - SDU

ORDSDU

Chicago O'Hare Intl

Wed 3/25

6:50 pm-4:45 pm

1 stop19h 55m

$345

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/25

Showing 1-10 of 15 resultsSorted by cheapest first
1
2
  • 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 24h 15m. 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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