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Santos Dumont

$281+ 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 7/15. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — SDU
Jun 23 — Jun 301
Mon 6/23
Mon 6/30
1 adult, Economy
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Cheap 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 June 18, 2025.

Round-trip from

$626
(Mytrip)

One-way from

$281
(Booking.com)

Popular in

December

Cheapest in

September

Average price

$992
From Chicago O'Hare Intl to Rio de Janeiro Santos Dumont
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One-way flight from Chicago O'Hare Intl to Rio de Janeiro Santos Dumont
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Highest demand for flights based on searches. 9% potential increase in price ($88 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($28 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find 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 June 18, 2025.

This Mytrip deal was found by Cheapflights users on 6/17. 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 8/115:05 amORD - SDU
3 stops31h 15mMultiple Airlines
Tue 8/267:55 amSDU - ORD
3 stops42h 04mMultiple Airlines
Deal found 6/17$626
This United Airlines deal was found by Cheapflights users on 6/16. 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 8/69:20 pmORD - SDU
1 stop15h 00mUnited Airlines
Tue 8/1211:25 amSDU - ORD
1 stop21h 20mUnited Airlines
Deal found 6/16$693
This oojo deal was found by Cheapflights users on 6/17. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/32:50 pmORD - SDU
2 stops21h 15mGOL
Wed 9/1011:35 amSDU - ORD
2 stops36h 51mGOL
Deal found 6/17$734
This Mytrip deal was found by Cheapflights users on 6/17. 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 8/208:40 amORD - SDU
2 stops27h 40mAir Canada
Mon 8/257:55 amSDU - ORD
2 stops38h 21mAir Canada
Deal found 6/17$996
This Delta deal was found by Cheapflights users on 6/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/171:30 pmORD - SDU
2 stops21h 50mDelta
Thu 7/248:20 pmSDU - ORD
2 stops23h 20mDelta
Deal found 6/17$1,002
This KAYAK deal was found by Cheapflights users on 6/17. 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.
Sun 8/171:25 pmORD - SDU
2 stops18h 10mLATAM Airlines
Sat 8/308:20 pmSDU - ORD
2 stops17h 56mLATAM Airlines
Deal found 6/17$1,032
This Kissandfly.com deal was found by Cheapflights users on 6/17. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/19:20 pmORD - SDU
1 stop15h 00mAzul
Fri 8/811:25 amSDU - ORD
1 stop21h 20mAzul
Deal found 6/17$1,104

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 June 18, 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

Mon 8/11

5:05 am-2:20 pm

3 stops31h 15m

Rio de Janeiro Santos Dumont

Tue 8/26

7:55 am-11:59 pm

3 stops42h 04m

$626

ChicagoRio de Janeiro

ORD - SDU

ORDSDU

Chicago O'Hare Intl

Wed 8/6

9:20 pm-2:20 pm

1 stop15h 00m

Rio de Janeiro Santos Dumont

Tue 8/12

11:25 am-6:45 am

1 stop21h 20m

$693

ChicagoRio de Janeiro

ORD - SDU

ORDSDU

Chicago O'Hare Intl

Wed 9/3

2:50 pm-2:05 pm

2 stops21h 15m

Rio de Janeiro Santos Dumont

Wed 9/10

11:35 am-10:26 pm

2 stops36h 51m

$734

ChicagoRio de Janeiro

ORD - SDU

ORDSDU

Chicago O'Hare Intl

Wed 8/20

8:40 am-2:20 pm

2 stops27h 40m

Rio de Janeiro Santos Dumont

Mon 8/25

7:55 am-8:16 pm

2 stops38h 21m

$996

ChicagoRio de Janeiro

ORD - SDU

ORDSDU

Chicago O'Hare Intl

Thu 7/17

1:30 pm-1:20 pm

2 stops21h 50m

Rio de Janeiro Santos Dumont

Thu 7/24

8:20 pm-5:40 pm

2 stops23h 20m

$1,002

ChicagoRio de Janeiro

ORD - SDU

ORDSDU

Chicago O'Hare Intl

Sun 8/17

1:25 pm-9:35 am

2 stops18h 10m

Rio de Janeiro Santos Dumont

Sat 8/30

8:20 pm-12:16 pm

2 stops17h 56m

$1,032

ChicagoRio de Janeiro

ORD - SDU

ORDSDU

Chicago O'Hare Intl

Fri 8/1

9:20 pm-2:20 pm

1 stop15h 00m

Rio de Janeiro Santos Dumont

Fri 8/8

11:25 am-6:45 am

1 stop21h 20m

$1,104

ChicagoRio de Janeiro

ORD - SDU

ORDSDU

Chicago O'Hare Intl

Tue 7/15

8:09 am-8:40 am

3 stops22h 31m

$281

ChicagoRio de Janeiro

ORD - SDU

ORDSDU

Chicago O'Hare Intl

Tue 8/12

1:30 pm-2:00 pm

2 stops22h 30m

$285

ChicagoRio de Janeiro

ORD - SDU

ORDSDU

Chicago O'Hare Intl

Mon 7/7

9:20 pm-2:20 pm

1 stop15h 00m

$335

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/16

Showing 1-10 of 12 results
1
2

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.

Cheapflights Insights

Everything you need to know about your flight from Chicago O'Hare Intl Airport to Rio de Janeiro Santos Dumont Airport

Rainfall in Santos Dumont by month

Plan your trip to Santos Dumont by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Rio de Janeiro Santos Dumont Airport ranges from 1.6 - 5.1 inches per month. January is typically the wettest month, when rainfall can reach 5.1 in. July is typically the driest time to visit Rio de Janeiro Santos Dumont Airport when rainfall is around 1.6 in.

Temperature in Santos Dumont by month

Plan your trip to Santos Dumont by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Rio de Janeiro Santos Dumont Airport, use this chart to help with planning. For those seeking warmer temperatures, February is the ideal time of year to visit, when temperatures reach an average of 82.4 F. Travelers looking to avoid the cold should look outside of June, when temperatures are typically at their lowest (around 69.8 F).

Reviews of airlines servicing Santos Dumont

Get insights into the airlines that provide service to Santos Dumont. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Santos Dumont. Reviews last updated June 18, 2025.
Peruse reviews from past customers who have flown with Azul, Delta and LATAM Airlines from Chicago to Rio de Janeiro to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Azul
8.0
Very good
783 reviews

Comfort

8.0

Crew

8.6

Food

7.1

Entertainment

7.5

Boarding

8.1

Overall

8.0

Reviews

1 / 14
2.0
Mediocre

Mike,Feb 2025

NVT - LIS

Experience was terrible. Flight cancelled. Missed connection. Replace service with EuroAtlantic airlines. Awful seats, awful food.
Azul
8.0
Very good
783 reviews
Azul
8.0
Very good
783 reviews

Comfort

8.0

Crew

8.6

Food

7.1

Entertainment

7.5

Boarding

8.1

Overall

8.0

Reviews

1 / 14
2.0
Mediocre

Mike,Feb 2025

NVT - LIS

Experience was terrible. Flight cancelled. Missed connection. Replace service with EuroAtlantic airlines. Awful seats, awful food.
Delta
8.0
Very good
7,964 reviews
Azul
8.0
Very good
783 reviews

Comfort

8.0

Crew

8.6

Food

7.1

Entertainment

7.5

Boarding

8.1

Overall

8.0

Reviews

1 / 14
2.0
Mediocre

Mike,Feb 2025

NVT - LIS

Experience was terrible. Flight cancelled. Missed connection. Replace service with EuroAtlantic airlines. Awful seats, awful food.
LATAM Airlines
7.5
Good
1,787 reviews
Azul
8.0
Very good
783 reviews

Comfort

8.0

Crew

8.6

Food

7.1

Entertainment

7.5

Boarding

8.1

Overall

8.0

Reviews

1 / 14
2.0
Mediocre

Mike,Feb 2025

NVT - LIS

Experience was terrible. Flight cancelled. Missed connection. Replace service with EuroAtlantic airlines. Awful seats, awful food.
United Airlines
7.4
Good
8,810 reviews
Azul
8.0
Very good
783 reviews

Comfort

8.0

Crew

8.6

Food

7.1

Entertainment

7.5

Boarding

8.1

Overall

8.0

Reviews

1 / 14
2.0
Mediocre

Mike,Feb 2025

NVT - LIS

Experience was terrible. Flight cancelled. Missed connection. Replace service with EuroAtlantic airlines. Awful seats, awful food.
GOL
7.3
Good
1,073 reviews
Azul
8.0
Very good
783 reviews

Comfort

8.0

Crew

8.6

Food

7.1

Entertainment

7.5

Boarding

8.1

Overall

8.0

Reviews

1 / 14
2.0
Mediocre

Mike,Feb 2025

NVT - LIS

Experience was terrible. Flight cancelled. Missed connection. Replace service with EuroAtlantic airlines. Awful seats, awful food.

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.

  • What are the cheapest airlines to fly from Chicago O'Hare Intl Airport to Rio de Janeiro Santos Dumont Airport one-way?

    To fly one-way, consider booking your trip with LATAM Airlines, which is currently one of the cheapest options available, starting at $285. United Airlines flights start at $335 while deals on Delta start at $487 one-way.

  • 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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