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$235+ Cheap flights from Illinois to Brownsville (BRO)

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 2/15. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — BRO
Jan 26 — Feb 21
Sun 1/26
Sun 2/2
1 adult, Economy
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Cheap flight deals from Illinois to Brownsville

Discover tips and strategies to find the most affordable flight options for your journey from Illinois (USIL) to Brownsville (BRO). 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

$269
(American Airlines)

One-way from

$235
(American Airlines)
From Illinois to Brownsville South Padre Is. Intl
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One-way flight from Illinois to Brownsville South Padre Is. Intl
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Find flight deals from Illinois to Brownsville

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

This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/110:15 amORD - BRO
1 stop7h 18mAmerican Airlines
Tue 3/46:13 pmBRO - ORD
1 stop5h 43mAmerican Airlines
Deal found 1/21$269
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/75:10 amSTL - BRO
1 stop5h 03mAmerican Airlines
Fri 3/145:45 amBRO - STL
1 stop4h 53mAmerican Airlines
Deal found 1/21$274
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.
Thu 3/65:15 amORD - BRO
1 stop6h 11mUnited Airlines
Sat 3/85:15 pmBRO - ORD
1 stop7h 00mUnited Airlines
Deal found 1/21$313
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/191:03 pmSTL - BRO
2 stops8h 17mUnited Airlines
Tue 2/259:35 amBRO - STL
2 stops13h 57mUnited Airlines
Deal found 1/20$355
This United 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/203:56 pmMLI - BRO
2 stops19h 30mUnited Airlines
Sat 5/247:15 pmBRO - MLI
2 stops25h 08mUnited Airlines
Deal found 1/21$538
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/207:04 amMLI - BRO
1 stop6h 51mAmerican Airlines
Sat 5/244:12 pmBRO - MLI
1 stop4h 18mAmerican Airlines
Deal found 1/21$569

Find flights from Illinois to Brownsville within your budget

Customize your flight search to find flights from Illinois to Brownsville 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

ChicagoBrownsville

ORD - BRO

ORDBRO

Chicago O'Hare Intl

Sat 2/8

10:00 am-5:26 pm

1 stop7h 26m

Brownsville South Padre Is. Intl

Sat 2/15

5:32 am-12:56 pm

1 stop7h 24m

$264

St. LouisBrownsville

STL - BRO

STLBRO

Lambert-St Louis

Fri 3/7

5:10 am-10:13 am

1 stop5h 03m

Brownsville South Padre Is. Intl

Fri 3/14

5:45 am-10:38 am

1 stop4h 53m

$274

ChicagoBrownsville

ORD - BRO

ORDBRO

Chicago O'Hare Intl

Sat 3/1

3:59 pm-9:22 pm

1 stop5h 23m

Brownsville South Padre Is. Intl

Sat 3/8

5:15 pm-12:15 am

1 stop7h 00m

$313

St. LouisBrownsville

STL - BRO

STLBRO

Lambert-St Louis

Wed 2/19

1:03 pm-9:20 pm

2 stops8h 17m

Brownsville South Padre Is. Intl

Tue 2/25

9:35 am-11:32 pm

2 stops13h 57m

$355

MolineBrownsville

MLI - BRO

MLIBRO

Moline Quad-City

Tue 5/20

6:30 am-4:09 pm

2 stops9h 39m

Brownsville South Padre Is. Intl

Sat 5/24

7:15 pm-8:23 pm

2 stops25h 08m

$513

MolineBrownsville

MLI - BRO

MLIBRO

Moline Quad-City

Tue 5/20

7:04 am-1:55 pm

1 stop6h 51m

Brownsville South Padre Is. Intl

Sat 5/24

4:12 pm-8:30 pm

1 stop4h 18m

$569

ChicagoBrownsville

ORD - BRO

ORDBRO

Chicago O'Hare Intl

Sat 2/15

4:55 pm-10:58 pm

1 stop6h 03m

$235

ChicagoBrownsville

ORD - BRO

ORDBRO

Chicago O'Hare Intl

Sat 2/15

7:55 pm-11:23 am

2 stops15h 28m

$334

ChicagoBrownsville

ORD - BRO

ORDBRO

Chicago O'Hare Intl

Sat 2/15

5:56 pm-5:33 pm

3 stops23h 37m

$409

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/20

Best time to book a flight from Illinois to Brownsville

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

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

What is the cheapest month to book a flight from Illinois to Brownsville?

Currently, August is the cheapest month in which you can book a flight from Illinois to Brownsville (average of $328). Flying from Illinois to Brownsville in March is currently the most expensive (average of $491). 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.

What is the cheapest time of day to fly from IL to BRO?

Find hourly flight availability from Illinois to Brownsville. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 21, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Illinois to Brownsville as you normally would.

Rainfall in Brownsville by month

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

In terms of precipitation, rainfall in Brownsville ranges from 1.1 - 5.9 inches per month. September is typically the wettest month, when rainfall can reach 5.9 in. February is typically the driest time to visit Brownsville when rainfall is around 1.1 in.

Temperature in Brownsville by month

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

If weather is an important factor for your trip to Brownsville, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 86.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 60.8 F).

Reviews of airlines servicing Brownsville

Get insights into the airlines that provide service to Brownsville. 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 Brownsville. Reviews last updated January 21, 2025.
Read through reviews of airlines operating flights from Illinois to Brownsville, such as United Airlines and American Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,706 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

7.1

Overall

8.0

Food

7.1

Reviews

1 / 10

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Alaska Airlines
8.0
Very good
9,706 reviews
Alaska Airlines
8.0
Very good
9,706 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

7.1

Overall

8.0

Food

7.1

Reviews

1 / 10

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

United Airlines
7.4
Good
8,985 reviews
Alaska Airlines
8.0
Very good
9,706 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

7.1

Overall

8.0

Food

7.1

Reviews

1 / 10

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,706 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

7.1

Overall

8.0

Food

7.1

Reviews

1 / 10

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

Find useful and relevant information for your journey from Illinois to Brownsville. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Brownsville from Illinois?

    For a flight from Illinois to Brownsville, you will be flying into South Padre Is. Intl. Brownsville South Padre Is. Intl (BRO) is just 4.5 mi from the center of the city.

  • What are the cheapest airlines to fly from Illinois to Brownsville one-way?

    To fly one-way, consider booking your trip with American Airlines, which is currently one of the cheapest options available, starting at $235. United Airlines flights start at $334 while deals on Alaska Airlines start at $409 one-way.

  • What are the most popular routes from Illinois to Brownsville?

    When deciding which route to take from Illinois to Brownsville consider Chicago O'Hare Intl - Brownsville South Padre Is. Intl, Moline Quad-City - Brownsville South Padre Is. Intl or Lambert-St Louis - Brownsville South Padre Is. Intl as they are the most popular.

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

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

  • How can I find direct flights from Illinois to Brownsville?

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

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

    Yes. Cheapflights offers flight deals from Illinois to Brownsville 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 Illinois to Brownsville?

    Currently, August is the cheapest month in which you can book a flight from Illinois to Brownsville (average of $328). Flying from Illinois to Brownsville in March is currently the most expensive (average of $491). 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 Illinois to Brownsville

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Top 2 airlines flying from Illinois to Brownsville

Discover the top 2 airlines that operate flights from Illinois to Brownsville. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$268Average$373FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$268Average$477FlexibilityNo cancel feeOn-time71%
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