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$340+ Cheap flights from Santos Dumont, Brazil (SDU) to Chicago (CHI)

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 2/1. Fares are subject to change and may not be available on all flights or dates of travel.
SDU — CHI
Dec 3 — Dec 101
Wed 12/3
Wed 12/10
1 adult, Economy
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Cheap flight deals from Santos Dumont to Chicago

Discover tips and strategies to find the most affordable flight options for your journey from Santos Dumont (SDU) to Chicago (CHI). 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 November 3, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$941
(Air Canada)

One-way from

$340
(Kiwi.com)

Popular in

January

Cheapest in

February

Average price

$666
Provider with most accurate pricing for Rio de Janeiro (RIO)-Chicago (CHI) flight deals.
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Provider most trusted by Cheapflights users for Rio de Janeiro (RIO)-Chicago (CHI) flights.
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From Rio de Janeiro Santos Dumont to Chicago (CHI)
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One-way flight from Rio de Janeiro Santos Dumont to Chicago (CHI)
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Highest demand for flights based on searches. 7% potential increase in price ($58 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($36 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find flight deals from Santos Dumont to Chicago

Cheapest flights from Santos Dumont to Chicago
Explore the most affordable flight options available from Santos Dumont to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 3, 2025.

This United Airlines deal was found by Cheapflights users on 11/2. 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.
Mon 11/241:45 pmSDU - ORD
1 stop18h 45mUnited Airlines
Thu 12/49:05 pmORD - SDU
2 stops59h 05mUnited Airlines
Deal found 11/2$745
This Mytrip deal was found by Cheapflights users on 11/2. 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 11/241:45 pmSDU - ORD
3 stops26h 11mMultiple Airlines
Thu 12/44:49 pmORD - SDU
3 stops26h 36mMultiple Airlines
Deal found 11/2$923
This Air Canada deal was found by Cheapflights users on 11/1. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/111:45 pmSDU - ORD
2 stops23h 20mAir Canada
Tue 11/2512:50 pmORD - SDU
2 stops24h 55mAir Canada
Deal found 11/1$941
This Mytrip deal was found by Cheapflights users on 10/31. 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.
Fri 12/192:00 pmSDU - ORD
2 stops25h 15mMultiple Airlines
Fri 1/27:20 amORD - SDU
2 stops33h 15mMultiple Airlines
Deal found 10/31$1,057
This United Airlines deal was found by Cheapflights users on 11/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/141:45 pmSDU - ORD
2 stops32h 40mUnited Airlines
Sat 11/227:35 pmORD - SDU
2 stops42h 05mUnited Airlines
Deal found 11/1$1,100
This United Airlines deal was found by Cheapflights users on 11/2. 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.
Fri 11/281:45 pmSDU - ORD
1 stop18h 45mUnited Airlines
Wed 12/35:50 pmORD - SDU
1 stop19h 50mUnited Airlines
Deal found 11/2$1,221
This Expedia deal was found by Cheapflights users on 11/1. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/168:05 pmSDU - ORD
2 stops19h 38mMultiple Airlines
Tue 12/232:31 pmORD - SDU
2 stops44h 39mMultiple Airlines
Deal found 11/1$1,319
This Booking.com deal was found by Cheapflights users on 11/2. 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.
Wed 12/31:45 pmSDU - ORD
2 stops24h 33mAir Canada
Sat 1/108:30 pmORD - SDU
2 stops38h 35mAir Canada
Deal found 11/2$1,340

Cheapflights Fare Finder

 
Customize your flight search to find flights from Santos Dumont to Chicago 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 November 3, 2025.
Use the filters below to find and compare flights from Rio de Janeiro Santos Dumont Airport to Chicago that are best for you.

Fly from

Santos Dumont

Fly to

Chicago

Route

Depart

Return

Price

Rio de JaneiroChicago

SDU - ORD

SDUORD

Rio de Janeiro Santos Dumont

Wed 3/25

11:25 am-1:01 pm

2 stops27h 36m

Chicago O'Hare Intl

Sun 3/29

8:20 pm-2:20 pm

2 stops40h 00m

$691

Rio de JaneiroChicago

SDU - ORD

SDUORD

Rio de Janeiro Santos Dumont

Mon 11/24

1:45 pm-5:30 am

1 stop18h 45m

Chicago O'Hare Intl

Thu 12/4

9:05 pm-11:10 am

2 stops59h 05m

$745

Rio de JaneiroChicago

SDU - ORD

SDUORD

Rio de Janeiro Santos Dumont

Thu 4/30

11:25 am-2:51 pm

2 stops29h 26m

Chicago O'Hare Intl

Tue 5/12

3:40 pm-2:20 pm

2 stops20h 40m

$873

Rio de JaneiroChicago

SDU - ORD

SDUORD

Rio de Janeiro Santos Dumont

Mon 11/24

1:45 pm-12:56 pm

3 stops26h 11m

Chicago O'Hare Intl

Thu 12/4

4:49 pm-10:25 pm

3 stops26h 36m

$923

Rio de JaneiroChicago

SDU - ORD

SDUORD

Rio de Janeiro Santos Dumont

Fri 12/19

2:00 pm-12:15 pm

2 stops25h 15m

Chicago O'Hare Intl

Fri 1/2

7:20 am-7:35 pm

2 stops33h 15m

$1,057

Rio de JaneiroChicago

SDU - ORD

SDUORD

Rio de Janeiro Santos Dumont

Fri 11/14

1:45 pm-5:30 am

1 stop18h 45m

Chicago O'Hare Intl

Sat 11/22

7:35 pm-4:40 pm

2 stops42h 05m

$1,100

Rio de JaneiroChicago

SDU - ORD

SDUORD

Rio de Janeiro Santos Dumont

Wed 1/28

8:05 pm-12:57 pm

2 stops19h 52m

$342

Rio de JaneiroChicago

SDU - ORD

SDUORD

Rio de Janeiro Santos Dumont

Sun 2/1

2:50 pm-5:30 am

1 stop17h 40m

$344

Rio de JaneiroChicago

SDU - ORD

SDUORD

Rio de Janeiro Santos Dumont

Mon 11/24

1:45 pm-5:30 am

1 stop18h 45m

$344

Rio de JaneiroChicago

SDU - ORD

SDUORD

Rio de Janeiro Santos Dumont

Thu 11/27

1:45 pm-1:24 pm

2 stops26h 39m

$350

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/2

Showing 1-10 of 15 results
1
2

Best time to book a flight from Santos Dumont to Chicago

Have a flexible travel schedule? Discover the best time to fly to Chicago from Santos Dumont 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 Rio de Janeiro Santos Dumont Airport to Chicago
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Santos Dumont to Chicago. 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 Rio de Janeiro Santos Dumont Airport to Chicago?

    For as low as $745, Air Canada can have you in Chicago from Rio de Janeiro Santos Dumont Airport in 18h 45m. There are 5312 mi between Rio de Janeiro Santos Dumont Airport and Chicago. Both multi-stop and nonstop flights can be found to your destination and back.

  • Can I find deals for flights from Santos Dumont to Chicago that include hotel bookings?

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

  • How can I find direct flights from Santos Dumont to Chicago?

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

  • Can I find deals for business class flights from Santos Dumont to Chicago?

    Yes. Cheapflights offers flight deals from Santos Dumont to Chicago 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

Traveling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
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Hammond
Porter
Benton Harbor

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Alternative routes for Santos Dumont to Chicago

See prices for flight routes from nearby airports that may be better suited for you.
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