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Santos Dumont

$345+ Cheap flights from Illinois 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 3/1. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — SDU
Jan 26 — Feb 21
Sun 1/26
Sun 2/2
1 adult, Economy
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Cheap flight deals from Illinois to Santos Dumont

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

Round-trip from

$621
(Mytrip)

One-way from

$345
(Mytrip)
From Illinois to Rio de Janeiro Santos Dumont
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One-way flight from Illinois to Rio de Janeiro Santos Dumont
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Find flight deals from Illinois to Santos Dumont

Cheapest flights from Illinois to Santos Dumont
Explore the most affordable flight options available from Illinois to Santos Dumont. 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 1/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/52:02 pmORD - SDU
2 stops17h 43mMultiple Airlines
Wed 2/128:50 pmSDU - ORD
2 stops16h 50mMultiple Airlines
Deal found 1/20$621
This LATAM Airlines deal was found by Cheapflights users on 1/19. 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.
Wed 3/267:35 amORD - SDU
2 stops23h 25mLATAM Airlines
Thu 4/39:35 amSDU - ORD
2 stops29h 38mLATAM Airlines
Deal found 1/19$710
This Gurufare 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/55:52 pmORD - SDU
2 stops35h 58mGOL
Mon 2/106:00 amSDU - ORD
2 stops31h 47mGOL
Deal found 1/20$728
This LATAM Airlines 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/1712:51 pmMDW - SDU
2 stops21h 04mLATAM Airlines
Tue 3/255:05 pmSDU - MDW
2 stops21h 01mLATAM Airlines
Deal found 1/20$755
This United 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/1510:00 pmORD - SDU
1 stop18h 15mUnited Airlines
Sun 3/237:00 pmSDU - ORD
1 stop13h 55mUnited Airlines
Deal found 1/20$835
This United 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/193:30 pmSTL - SDU
2 stops22h 20mMultiple Airlines
Wed 3/265:30 pmSDU - STL
2 stops18h 38mMultiple Airlines
Deal found 1/20$849
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.
Tue 4/12:10 pmORD - SDU
2 stops20h 15mAzul
Sat 4/126:15 amSDU - ORD
2 stops17h 43mAzul
Deal found 1/21$876
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.
Wed 2/511:35 amORD - SDU
2 stops29h 35mAir Canada
Tue 2/115:30 pmSDU - ORD
2 stops20h 24mAir Canada
Deal found 1/20$912
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1911:00 amORD - SDU
2 stops19h 05mDelta
Mon 12/18:20 pmSDU - ORD
2 stops19h 59mDelta
Deal found 1/20$947
This Gurufare 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/224:44 pmSTL - SDU
2 stops37h 06mGOL
Wed 1/298:30 pmSDU - STL
2 stops28h 58mGOL
Deal found 1/21$984
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.
Wed 2/123:50 pmSTL - SDU
2 stops25h 20mAir Canada
Wed 2/195:30 pmSDU - STL
2 stops24h 36mAir Canada
Deal found 1/20$994
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 3/141:05 pmSTL - SDU
2 stops44h 00mUnited Airlines
Sat 3/221:00 pmSDU - STL
2 stops24h 02mUnited Airlines
Deal found 1/21$1,409

Find flights from Illinois to Santos Dumont within your budget

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

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

ChicagoRio de Janeiro

ORD - SDU

ORDSDU

Chicago O'Hare Intl

Wed 2/5

2:02 pm-10:45 am

2 stops17h 43m

Rio de Janeiro Santos Dumont

Wed 2/12

8:50 pm-10:40 am

2 stops16h 50m

$621

ChicagoRio de Janeiro

ORD - SDU

ORDSDU

Chicago O'Hare Intl

Wed 3/26

7:35 am-9:00 am

2 stops23h 25m

Rio de Janeiro Santos Dumont

Thu 4/3

9:35 am-1:13 pm

2 stops29h 38m

$710

ChicagoRio de Janeiro

ORD - SDU

ORDSDU

Chicago O'Hare Intl

Wed 2/5

5:52 pm-8:50 am

2 stops35h 58m

Rio de Janeiro Santos Dumont

Mon 2/10

6:00 am-10:47 am

2 stops31h 47m

$728

ChicagoRio de Janeiro

ORD - SDU

ORDSDU

Chicago O'Hare Intl

Sat 3/15

10:00 pm-6:15 pm

1 stop18h 15m

Rio de Janeiro Santos Dumont

Sun 3/23

7:00 pm-6:55 am

1 stop13h 55m

$835

St. LouisRio de Janeiro

STL - SDU

STLSDU

Lambert-St Louis

Wed 3/19

3:30 pm-3:50 pm

2 stops22h 20m

Rio de Janeiro Santos Dumont

Wed 3/26

5:30 pm-10:08 am

2 stops18h 38m

$849

ChicagoRio de Janeiro

ORD - SDU

ORDSDU

Chicago O'Hare Intl

Tue 4/1

2:10 pm-12:25 pm

2 stops20h 15m

Rio de Janeiro Santos Dumont

Sat 4/12

6:15 am-9:58 pm

2 stops17h 43m

$876

ChicagoRio de Janeiro

ORD - SDU

ORDSDU

Chicago O'Hare Intl

Wed 2/5

11:35 am-8:10 pm

2 stops29h 35m

Rio de Janeiro Santos Dumont

Tue 2/11

5:30 pm-7:55 pm

2 stops29h 25m

$912

St. LouisRio de Janeiro

STL - SDU

STLSDU

Lambert-St Louis

Wed 2/12

3:50 pm-8:10 pm

2 stops25h 20m

Rio de Janeiro Santos Dumont

Wed 2/19

5:30 pm-3:06 pm

2 stops24h 36m

$994

ChicagoRio de Janeiro

MDW - SDU

MDWSDU

Chicago Midway

Tue 4/1

4:59 pm-1:40 pm

2 stops18h 41m

Rio de Janeiro Santos Dumont

Sat 4/12

8:20 pm-12:03 pm

2 stops17h 43m

$1,235

ChicagoRio de Janeiro

MDW - SDU

MDWSDU

Chicago Midway

Fri 5/16

6:50 pm-1:40 pm

2 stops16h 50m

Rio de Janeiro Santos Dumont

Fri 5/23

2:25 pm-11:56 am

2 stops23h 31m

$1,274

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/21

Showing 1-10 of 21 results
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Best time to book a flight from Illinois to Santos Dumont

Have a flexible travel schedule? Discover the best time to fly to Santos Dumont from Illinois 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 Illinois to Santos Dumont

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

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 January 21, 2025.
Read reviews from past customers who have flown LATAM Airlines, GOL and Azul from Illinois to Rio de Janeiro. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Azul
8.0
Very good
811 reviews

Entertainment

7.6

Food

7.2

Boarding

8.1

Crew

8.6

Overall

8.0

Comfort

8.0

Reviews

1 / 10

Very good we were taken care of in all aspects when traveling with our 1 year old. Would recommend Azul and I will travel with them again.

Azul
8.0
Very good
811 reviews
Azul
8.0
Very good
811 reviews

Entertainment

7.6

Food

7.2

Boarding

8.1

Crew

8.6

Overall

8.0

Comfort

8.0

Reviews

1 / 10

Very good we were taken care of in all aspects when traveling with our 1 year old. Would recommend Azul and I will travel with them again.

Delta
8.0
Very good
8,521 reviews
Azul
8.0
Very good
811 reviews

Entertainment

7.6

Food

7.2

Boarding

8.1

Crew

8.6

Overall

8.0

Comfort

8.0

Reviews

1 / 10

Very good we were taken care of in all aspects when traveling with our 1 year old. Would recommend Azul and I will travel with them again.

LATAM Airlines
7.5
Good
1,858 reviews
Azul
8.0
Very good
811 reviews

Entertainment

7.6

Food

7.2

Boarding

8.1

Crew

8.6

Overall

8.0

Comfort

8.0

Reviews

1 / 10

Very good we were taken care of in all aspects when traveling with our 1 year old. Would recommend Azul and I will travel with them again.

United Airlines
7.4
Good
8,984 reviews
Azul
8.0
Very good
811 reviews

Entertainment

7.6

Food

7.2

Boarding

8.1

Crew

8.6

Overall

8.0

Comfort

8.0

Reviews

1 / 10

Very good we were taken care of in all aspects when traveling with our 1 year old. Would recommend Azul and I will travel with them again.

GOL
7.3
Good
1,091 reviews
Azul
8.0
Very good
811 reviews

Entertainment

7.6

Food

7.2

Boarding

8.1

Crew

8.6

Overall

8.0

Comfort

8.0

Reviews

1 / 10

Very good we were taken care of in all aspects when traveling with our 1 year old. Would recommend Azul and I will travel with them again.

Related info for your journey

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

    To fly one-way, consider booking your trip with Azul, which is currently one of the cheapest options available, starting at $433. LATAM Airlines flights start at $477 while deals on Air Canada start at $535 one-way.

  • What are the most popular routes from Illinois to Rio de Janeiro Santos Dumont Airport?

    While some choose either Chicago Midway - Rio de Janeiro Santos Dumont or Lambert-St Louis - Rio de Janeiro Santos Dumont, Chicago O'Hare Intl - Rio de Janeiro Santos Dumont is the most popular route from Illinois to Rio de Janeiro Santos Dumont Airport.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Illinois 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 Illinois to Santos Dumont

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Rio de Janeiro–Galeão Intl flights
Miami to Rio de Janeiro–Galeão Intl flights
John F Kennedy Intl to Santos Dumont flights
Newark to Rio de Janeiro–Galeão Intl flights
LaGuardia to Rio de Janeiro–Galeão Intl flights
Newark to Santos Dumont flights
Miami to Santos Dumont flights
Dulles Intl to Rio de Janeiro–Galeão Intl flights
Los Angeles to Rio de Janeiro–Galeão Intl flights
LaGuardia to Santos Dumont flights
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O'Hare Intl to Rio de Janeiro–Galeão Intl flights
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Dallas/Fort Worth to Rio de Janeiro–Galeão Intl flights
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Dulles Intl to Santos Dumont flights
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Raleigh to Santos Dumont flights
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Denver to Santos Dumont flights
Minneapolis to Rio de Janeiro–Galeão Intl flights
San Diego to Santos Dumont flights
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Austin to Rio de Janeiro–Galeão Intl flights
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