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$400+ 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 3/9. Fares are subject to change and may not be available on all flights or dates of travel.
SDU — ORD
Feb 27 — Mar 61
Thu 2/27
Thu 3/6
1 adult, Economy
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Cheap flight deals from Santos Dumont to Illinois

Keep the following information in mind while searching for Santos Dumont to Illinois flight deals. Data was last updated February 22, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$736
(United)

One-way from

$400
(Mytrip)

Popular in

January

Cheapest in

February

Average price

$495
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 Illinois
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One-way flight from Rio de Janeiro Santos Dumont to Illinois
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Highest demand for flights based on searches. 4% potential increase in price ($34 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($34 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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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 February 22, 2025.

This United deal was found by Cheapflights users on 2/21. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/251:00 pmSDU - ORD
1 stop19h 45mUnited Airlines
Tue 5/65:55 pmORD - SDU
2 stops19h 55mUnited Airlines
Deal found 2/21$736
This Booking.com deal was found by Cheapflights users on 2/22. 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.
Mon 9/227:55 amSDU - ORD
2 stops38h 16mAir Canada
Sun 10/59:15 pmORD - SDU
2 stops40h 35mAir Canada
Deal found 2/22$1,089
This MaxMilhas deal was found by Cheapflights users on 2/22. 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 MaxMilhas is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/18:20 pmSDU - ORD
2 stops18h 35mLATAM Airlines
Tue 4/291:50 pmORD - SDU
2 stops17h 45mLATAM Airlines
Deal found 2/22$1,244
This Gurufare deal was found by Cheapflights users on 2/21. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/306:00 amSDU - ORD
2 stops17h 15mGOL
Sat 7/265:25 pmORD - SDU
2 stops27h 00mGOL
Deal found 2/21$1,402
This Air Canada deal was found by Cheapflights users on 2/21. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/221:00 pmSDU - ORD
2 stops23h 01mMultiple Airlines
Tue 5/203:35 pmORD - SDU
2 stops22h 15mMultiple Airlines
Deal found 2/21$1,439

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 February 22, 2025.

Fly from

Santos Dumont

Fly to

Illinois

Route

Depart

Return

Price

Rio de JaneiroChicago

SDU - ORD

SDUORD

Rio de Janeiro Santos Dumont

Fri 4/25

1:00 pm-6:45 am

1 stop19h 45m

Chicago O'Hare Intl

Tue 5/6

5:55 pm-3:50 pm

2 stops19h 55m

$736

Rio de JaneiroChicago

SDU - ORD

SDUORD

Rio de Janeiro Santos Dumont

Sat 4/19

7:50 am-10:47 am

2 stops28h 57m

Chicago O'Hare Intl

Sat 5/3

8:25 pm-3:50 pm

2 stops41h 25m

$1,121

Rio de JaneiroChicago

SDU - ORD

SDUORD

Rio de Janeiro Santos Dumont

Tue 4/1

8:20 pm-12:55 pm

2 stops18h 35m

Chicago O'Hare Intl

Tue 4/29

1:50 pm-9:35 am

2 stops17h 45m

$1,244

Rio de JaneiroChicago

SDU - ORD

SDUORD

Rio de Janeiro Santos Dumont

Mon 6/30

6:00 am-9:15 pm

2 stops17h 15m

Chicago O'Hare Intl

Sat 7/26

5:25 pm-10:25 pm

2 stops27h 00m

$1,402

Rio de JaneiroChicago

SDU - ORD

SDUORD

Rio de Janeiro Santos Dumont

Tue 4/22

1:00 pm-10:01 am

2 stops23h 01m

Chicago O'Hare Intl

Tue 5/20

3:35 pm-3:50 pm

2 stops22h 15m

$1,439

Rio de JaneiroChicago

SDU - ORD

SDUORD

Rio de Janeiro Santos Dumont

Sun 3/9

3:00 pm-12:59 am

3 stops35h 59m

$400

Rio de JaneiroChicago

SDU - ORD

SDUORD

Rio de Janeiro Santos Dumont

Sat 3/22

1:05 pm-6:55 am

1 stop19h 50m

$423

Rio de JaneiroChicago

SDU - ORD

SDUORD

Rio de Janeiro Santos Dumont

Fri 3/7

6:00 am-9:28 pm

2 stops18h 28m

$518

Rio de JaneiroChicago

SDU - ORD

SDUORD

Rio de Janeiro Santos Dumont

Tue 5/6

5:40 pm-12:09 pm

2 stops20h 29m

$554

Rio de JaneiroChicago

SDU - ORD

SDUORD

Rio de Janeiro Santos Dumont

Thu 6/12

7:55 am-11:24 am

2 stops29h 29m

$575

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/21

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 February 22, 2025.
LATAM Airlines
7.5
Good
1,789 reviews

Overall

7.5

Crew

8.1

Food

6.7

Boarding

7.6

Comfort

7.4

Entertainment

7.0

Reviews

1 / 20

10.0
Excellent

Anonymous,Nov 2024

GRU - ATL

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
1,789 reviews
LATAM Airlines
7.5
Good
1,789 reviews

Overall

7.5

Crew

8.1

Food

6.7

Boarding

7.6

Comfort

7.4

Entertainment

7.0

Reviews

1 / 20

10.0
Excellent

Anonymous,Nov 2024

GRU - ATL

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
8,754 reviews
LATAM Airlines
7.5
Good
1,789 reviews

Overall

7.5

Crew

8.1

Food

6.7

Boarding

7.6

Comfort

7.4

Entertainment

7.0

Reviews

1 / 20

10.0
Excellent

Anonymous,Nov 2024

GRU - ATL

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
1,066 reviews
LATAM Airlines
7.5
Good
1,789 reviews

Overall

7.5

Crew

8.1

Food

6.7

Boarding

7.6

Comfort

7.4

Entertainment

7.0

Reviews

1 / 20

10.0
Excellent

Anonymous,Nov 2024

GRU - ATL

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
8,758 reviews
LATAM Airlines
7.5
Good
1,789 reviews

Overall

7.5

Crew

8.1

Food

6.7

Boarding

7.6

Comfort

7.4

Entertainment

7.0

Reviews

1 / 20

10.0
Excellent

Anonymous,Nov 2024

GRU - ATL

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 $423. Users have also found prices from $518 and $554 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 $321). 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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