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$272+ Cheap flights from Santos Dumont, Brazil (SDU) to Illinois

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 3/17. Fares are subject to change and may not be available on all flights or dates of travel.
SDU — ORD
Jan 26 — Feb 21
Sun 1/26
Sun 2/2
1 adult, Economy
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Cheap flight deals from Santos Dumont to Illinois

Discover tips and strategies to find the most affordable flight options for your journey from Santos Dumont (SDU) to Illinois (USIL). 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 21, 2025.

Round-trip from

$597
(Mytrip)

One-way from

$272
(Mytrip)
From Rio de Janeiro Santos Dumont to Illinois
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One-way flight from Rio de Janeiro Santos Dumont to Illinois
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Find flight deals from Santos Dumont to Illinois

Cheapest flights from Santos Dumont to Illinois
Explore the most affordable flight options available from Santos Dumont to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2025.

This Mytrip deal was found by Cheapflights users on 1/21. 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 3/176:25 pmSDU - ORD
2 stops24h 02mMultiple Airlines
Mon 3/315:10 amORD - SDU
2 stops27h 30mMultiple Airlines
Deal found 1/21$597
This United Airlines deal was found by Cheapflights users on 1/21. 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 3/281:00 pmSDU - ORD
1 stop19h 55mUnited Airlines
Fri 4/49:50 pmORD - SDU
2 stops35h 15mUnited Airlines
Deal found 1/21$690
This LATAM Airlines deal was found by Cheapflights users on 1/21. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/1711:45 amSDU - ORD
2 stops24h 25mLATAM Airlines
Tue 3/186:35 pmORD - SDU
2 stops20h 50mLATAM Airlines
Deal found 1/21$715
This FlightHub deal was found by Cheapflights users on 1/21. 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 4/258:30 pmSDU - ORD
2 stops26h 24mGOL
Tue 4/2911:54 amORD - SDU
2 stops20h 46mGOL
Deal found 1/21$897
This Air Canada deal was found by Cheapflights users on 1/20. 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 2/255:30 pmSDU - ORD
2 stops20h 24mAir Canada
Tue 3/1111:35 amORD - SDU
2 stops26h 15mAir Canada
Deal found 1/20$925

Find flights from Santos Dumont to Illinois within your budget

Customize your flight search to find flights from Santos Dumont to Illinois 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 21, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

Rio de JaneiroChicago

SDU - ORD

SDUORD

Rio de Janeiro Santos Dumont

Mon 3/17

6:25 pm-4:27 pm

2 stops24h 02m

Chicago O'Hare Intl

Mon 3/31

5:10 am-10:40 am

2 stops27h 30m

$597

Rio de JaneiroChicago

SDU - ORD

SDUORD

Rio de Janeiro Santos Dumont

Fri 3/28

1:00 pm-6:55 am

1 stop19h 55m

Chicago O'Hare Intl

Fri 4/4

9:50 pm-11:05 am

2 stops35h 15m

$690

Rio de JaneiroChicago

SDU - ORD

SDUORD

Rio de Janeiro Santos Dumont

Mon 3/17

11:45 am-10:10 am

2 stops24h 25m

Chicago O'Hare Intl

Tue 3/18

6:35 pm-5:25 pm

2 stops20h 50m

$715

Rio de JaneiroChicago

SDU - ORD

SDUORD

Rio de Janeiro Santos Dumont

Fri 4/25

8:30 pm-8:54 pm

2 stops26h 24m

Chicago O'Hare Intl

Tue 4/29

11:54 am-10:40 am

2 stops20h 46m

$897

Rio de JaneiroChicago

SDU - ORD

SDUORD

Rio de Janeiro Santos Dumont

Tue 2/25

5:30 pm-2:45 pm

2 stops24h 15m

Chicago O'Hare Intl

Mon 3/10

3:35 pm-3:50 pm

2 stops22h 15m

$925

Rio de JaneiroChicago

SDU - ORD

SDUORD

Rio de Janeiro Santos Dumont

Mon 3/17

9:00 pm-4:27 pm

2 stops21h 27m

$272

Rio de JaneiroChicago

SDU - ORD

SDUORD

Rio de Janeiro Santos Dumont

Sun 3/2

3:00 pm-5:25 am

1 stop17h 25m

$427

Rio de JaneiroChicago

SDU - ORD

SDUORD

Rio de Janeiro Santos Dumont

Sun 4/27

8:30 pm-8:54 pm

2 stops26h 24m

$576

Rio de JaneiroChicago

SDU - ORD

SDUORD

Rio de Janeiro Santos Dumont

Sun 4/27

2:25 pm-1:21 pm

2 stops24h 56m

$643

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/21

Best time to book a flight from Santos Dumont to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois 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.

Travel insights for flights from Santos Dumont to Illinois

Get recent, data-driven insights about flights from Santos Dumont to Illinois including ideal travel times, pricing trends, and more.

Rainfall in Illinois by month

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

In terms of precipitation, rainfall in Illinois ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Illinois when rainfall is around 1.7 in.

Temperature in Illinois by month

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

If weather is an important factor for your trip to Illinois, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

Reviews of airlines servicing Illinois

Get insights into the airlines that provide service to Illinois. 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 Illinois. Reviews last updated January 21, 2025.
LATAM Airlines
7.5
Good
1,858 reviews

Comfort

7.3

Crew

8.0

Food

6.7

Overall

7.5

Boarding

7.6

Entertainment

7.0

Reviews

1 / 10

Fantastic! Everything about my flight from Sao Paulo to Atlanta went well. The gate area was excellent, roomy and clean. Communication was clear and timely. The boarding process was simple and efficient. The plane was excellent as was the crew. Great job!

LATAM Airlines
7.5
Good
1,858 reviews
LATAM Airlines
7.5
Good
1,858 reviews

Comfort

7.3

Crew

8.0

Food

6.7

Overall

7.5

Boarding

7.6

Entertainment

7.0

Reviews

1 / 10

Fantastic! Everything about my flight from Sao Paulo to Atlanta went well. The gate area was excellent, roomy and clean. Communication was clear and timely. The boarding process was simple and efficient. The plane was excellent as was the crew. Great job!

United Airlines
7.4
Good
8,984 reviews
LATAM Airlines
7.5
Good
1,858 reviews

Comfort

7.3

Crew

8.0

Food

6.7

Overall

7.5

Boarding

7.6

Entertainment

7.0

Reviews

1 / 10

Fantastic! Everything about my flight from Sao Paulo to Atlanta went well. The gate area was excellent, roomy and clean. Communication was clear and timely. The boarding process was simple and efficient. The plane was excellent as was the crew. Great job!

GOL
7.3
Good
1,091 reviews
LATAM Airlines
7.5
Good
1,858 reviews

Comfort

7.3

Crew

8.0

Food

6.7

Overall

7.5

Boarding

7.6

Entertainment

7.0

Reviews

1 / 10

Fantastic! Everything about my flight from Sao Paulo to Atlanta went well. The gate area was excellent, roomy and clean. Communication was clear and timely. The boarding process was simple and efficient. The plane was excellent as was the crew. Great job!

Air Canada
7.0
Good
8,633 reviews
LATAM Airlines
7.5
Good
1,858 reviews

Comfort

7.3

Crew

8.0

Food

6.7

Overall

7.5

Boarding

7.6

Entertainment

7.0

Reviews

1 / 10

Fantastic! Everything about my flight from Sao Paulo to Atlanta went well. The gate area was excellent, roomy and clean. Communication was clear and timely. The boarding process was simple and efficient. The plane was excellent as was the crew. Great job!

Related info for your journey

Find useful and relevant information for your journey from Santos Dumont to Illinois. 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 Rio de Janeiro Santos Dumont Airport to Illinois one-way?

    For one-way options, check prices for United Airlines. According to our data, you can fly for as low as $427. Users have also found prices from $576 and $643 on GOL and LATAM Airlines, respectively.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Santos Dumont to Illinois by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Rio de Janeiro Santos Dumont Airport to Illinois?

    Currently, August is the cheapest month in which you can book a flight from Rio de Janeiro Santos Dumont Airport to Illinois (average of $245). Flying from Rio de Janeiro Santos Dumont Airport to Illinois in March is currently the most expensive (average of $320). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Alternative routes for Santos Dumont to Illinois

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