HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Chicago

$159+ Cheap flights from Brownsville (BRO) 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 4/28. Fares are subject to change and may not be available on all flights or dates of travel.
BRO — CHI
Apr 16 — Apr 231
Thu 4/16
Thu 4/23
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Brownsville to Chicago with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Brownsville to Chicago

Cheapest flights from Brownsville to Chicago
Explore the most affordable flight options available from Brownsville to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 17, 2026.

This American Airlines deal was found by Cheapflights users on 3/16. 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 4/172:50 pm
BRO
-
ORD
1 stop7h 10m
American Airlines
Mon 4/2011:43 am
ORD
-
BRO
1 stop7h 28m
American Airlines
Deal found 3/16$317
This United Airlines deal was found by Cheapflights users on 3/12. 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.
Sun 4/265:25 pm
BRO
-
ORD
1 stop8h 01m
United Airlines
Sat 5/22:10 pm
ORD
-
BRO
1 stop7h 49m
United Airlines
Deal found 3/12$329
This American Airlines deal was found by Cheapflights users on 3/16. 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.
Wed 3/252:58 pm
BRO
-
ORD
1 stop7h 26m
American Airlines
Mon 3/302:58 pm
ORD
-
BRO
1 stop7h 56m
American Airlines
Deal found 3/16$337
This American Airlines deal was found by Cheapflights users on 3/16. 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 3/242:58 pm
BRO
-
ORD
1 stop6h 27m
American Airlines
Mon 3/304:49 pm
ORD
-
BRO
1 stop6h 05m
American Airlines
Deal found 3/16$357
This American Airlines deal was found by Cheapflights users on 3/16. 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 4/112:50 pm
BRO
-
ORD
1 stop6h 23m
American Airlines
Sat 4/184:40 pm
ORD
-
BRO
1 stop6h 13m
American Airlines
Deal found 3/16$363
This United Airlines deal was found by Cheapflights users on 3/13. 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 9/34:39 pm
BRO
-
ORD
1 stop8h 09m
United Airlines
Tue 9/84:05 pm
ORD
-
BRO
1 stop5h 50m
United Airlines
Deal found 3/13$365
This American Airlines deal was found by Cheapflights users on 3/15. 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.
Thu 3/262:58 pm
BRO
-
ORD
1 stop7h 26m
American Airlines
Mon 3/302:58 pm
ORD
-
BRO
1 stop7h 56m
American Airlines
Deal found 3/15$378
This United Airlines deal was found by Cheapflights users on 3/13. 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 9/44:39 pm
BRO
-
ORD
1 stop8h 09m
United Airlines
Tue 9/84:05 pm
ORD
-
BRO
1 stop5h 50m
United Airlines
Deal found 3/13$385
This United Airlines deal was found by Cheapflights users on 3/15. 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 4/275:25 pm
BRO
-
ORD
1 stop8h 01m
United Airlines
Fri 5/112:40 pm
ORD
-
BRO
1 stop5h 48m
United Airlines
Deal found 3/15$407
This American Airlines deal was found by Cheapflights users on 3/15. 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 4/242:50 pm
BRO
-
ORD
1 stop7h 55m
American Airlines
Tue 4/2810:41 am
ORD
-
BRO
1 stop7h 13m
American Airlines
Deal found 3/15$409

Find flight deals from Brownsville to Chicago

Discover tips and strategies to find the most affordable flight options for your journey from Brownsville (BRO) 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 March 17, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$317
(American Airlines)

One-way from

$159
(American Airlines)

Popular in

December

Cheapest in

July

Average price

$478
Provider with most accurate pricing for Brownsville South Padre Is. Intl-Chicago (CHI) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Brownsville South Padre Is. Intl-Chicago (CHI) flights.
Search Deals
From Brownsville South Padre Is. Intl to Chicago (CHI)
Search Deals
One-way flight from Brownsville South Padre Is. Intl to Chicago (CHI)
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($61 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($15 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Brownsville 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 March 17, 2026.
Use the filters below to find and compare flights from Brownsville to Chicago that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BrownsvilleChicago

BRO - ORD

BROORD

Brownsville South Padre Is. Intl

Sun 4/26

5:25 pm-1:26 am

1 stop8h 01m

Chicago O'Hare Intl

Sat 5/2

2:10 pm-9:59 pm

1 stop7h 49m

$329

BrownsvilleChicago

BRO - ORD

BROORD

Brownsville South Padre Is. Intl

Tue 7/28

6:42 pm-12:31 am

1 stop5h 49m

Chicago O'Hare Intl

Mon 8/3

8:19 am-2:15 pm

1 stop5h 56m

$363

BrownsvilleChicago

BRO - ORD

BROORD

Brownsville South Padre Is. Intl

Sat 5/2

5:17 pm-11:14 pm

1 stop5h 57m

Chicago O'Hare Intl

Tue 5/5

4:00 pm-9:59 pm

1 stop5h 59m

$409

BrownsvilleChicago

BRO - ORD

BROORD

Brownsville South Padre Is. Intl

Sun 4/26

5:25 pm-1:26 am

1 stop8h 01m

Chicago O'Hare Intl

Sun 5/3

5:30 am-11:27 am

1 stop5h 57m

$429

BrownsvilleChicago

BRO - ORD

BROORD

Brownsville South Padre Is. Intl

Sun 4/26

5:25 pm-1:26 am

1 stop8h 01m

Chicago O'Hare Intl

Fri 5/1

10:30 am-6:28 pm

1 stop7h 58m

$469

BrownsvilleChicago

BRO - ORD

BROORD

Brownsville South Padre Is. Intl

Sun 4/26

5:25 pm-1:26 am

1 stop8h 01m

Chicago O'Hare Intl

Mon 4/27

12:43 pm-6:28 pm

1 stop5h 45m

$504

BrownsvilleChicago

BRO - ORD

BROORD

Brownsville South Padre Is. Intl

Mon 4/27

5:25 pm-1:26 am

1 stop8h 01m

Chicago O'Hare Intl

Thu 4/30

8:46 am-4:24 pm

1 stop7h 38m

$504
Quickest round-trip

BrownsvilleChicago

BRO - ORD

BROORD

Brownsville South Padre Is. Intl

Tue 3/31

5:25 pm-11:15 pm

1 stop5h 50m

Chicago O'Hare Intl

Mon 4/6

4:03 pm-9:47 pm

1 stop5h 44m

$524
Cheapest one-way

BrownsvilleChicago

BRO - ORD

BROORD

Brownsville South Padre Is. Intl

Tue 4/28

2:50 pm-10:45 pm

1 stop7h 55m

$159

BrownsvilleChicago

BRO - ORD

BROORD

Brownsville South Padre Is. Intl

Tue 4/14

2:50 pm-10:45 pm

1 stop7h 55m

$161

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/14

Showing 1-10 of 14 resultsSorted by cheapest first
1
2

Compare providers for flights from Brownsville to Chicago

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Brownsville to Chicago in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Brownsville-Chicago flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Brownsville-Chicago flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Brownsville-Chicago flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Brownsville-Chicago flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Brownsville-Chicago flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Brownsville to Chicago

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

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

Currently, December is the cheapest month in which you can book a flight from Brownsville to Chicago (average of $136). Flying from Brownsville to Chicago in February is currently the most expensive (average of $538). 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.

How much does it cost to fly round-trip from Brownsville to Chicago?

Reviews of airlines servicing Chicago

Get insights into the airlines that provide service to Chicago. 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 Chicago. Reviews last updated March 17, 2026.
Get a feel of what it's like to fly with United Airlines and American Airlines from Brownsville to Chicago by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,431 reviews

Boarding

7.7

Crew

8.1

Overall

7.4

Entertainment

7.1

Comfort

7.3

Food

6.6

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.
United Airlines
7.4
Good
9,431 reviews
United Airlines
7.4
Good
9,431 reviews

Boarding

7.7

Crew

8.1

Overall

7.4

Entertainment

7.1

Comfort

7.3

Food

6.6

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.
American Airlines
7.1
Good
11,468 reviews
United Airlines
7.4
Good
9,431 reviews

Boarding

7.7

Crew

8.1

Overall

7.4

Entertainment

7.1

Comfort

7.3

Food

6.6

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.

Related info for your journey

Find useful and relevant information for your journey from Brownsville to Chicago. 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 from for flights from Brownsville to Chicago?

    If you book a flight to Chicago from Brownsville, you will be flying from South Padre Is. Intl, which is the city’s only airport. Brownsville South Padre Is. Intl (BRO) is located 4.5 mi from the center of Brownsville. There are 0 flights from South Padre Is. Intl to Chicago per day from 2 different airlines.

  • How long is the flight from Brownsville to Chicago?

    There are many flights that can get you from Brownsville to Chicago in 5h 49m. Fly via United Airlines or American Airlines to get the fastest option. Brownsville and Chicago are separated by a distance of 1235 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Brownsville to Chicago round-trip?

    Our cheapest airline available from Brownsville to Chicago is American Airlines. Our recent data shows that you can find tickets from as low as $293 on this airline. An additional option worth looking into is United Airlines, starting at $328. Users have found that American Airlines is 29% cheaper than the other options available to this destination.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Brownsville 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.

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

    Currently, December is the cheapest month in which you can book a flight from Brownsville to Chicago (average of $136). Flying from Brownsville to Chicago in February is currently the most expensive (average of $538). 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.

See more FAQs

Traveling to a place near Chicago?

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Brownsville to Chicago

See prices for flight routes from nearby airports that may be better suited for you.
Dallas/Fort Worth to O'Hare Intl flights
Hobby to O'Hare Intl flights
Dallas/Fort Worth to Midway flights
Austin to O'Hare Intl flights
George Bush Intcntl to O'Hare Intl flights
Love Field to O'Hare Intl flights
Dallas/Fort Worth to St. Louis flights
Hobby to Midway flights
San Antonio to O'Hare Intl flights
Love Field to Midway flights
George Bush Intcntl to Midway flights
Austin to Midway flights
Hobby to St. Louis flights
El Paso to O'Hare Intl flights
George Bush Intcntl to St. Louis flights
Love Field to St. Louis flights
San Antonio to Midway flights
Austin to St. Louis flights
El Paso to Midway flights
San Antonio to St. Louis flights
Dallas/Fort Worth to Peoria flights
Dallas/Fort Worth to Bloomington flights
Dallas/Fort Worth to Moline flights
Hobby to Peoria flights
Dallas/Fort Worth to Evansville flights
McAllen to O'Hare Intl flights
George Bush Intcntl to Peoria flights
El Paso to St. Louis flights
Lubbock to O'Hare Intl flights
Amarillo to O'Hare Intl flights
Harlingen to O'Hare Intl flights
Hobby to Moline flights
Corpus Christi to O'Hare Intl flights
Corpus Christi to St. Louis flights
Hobby to Bloomington flights
Laredo to O'Hare Intl flights
George Bush Intcntl to Moline flights
Austin to Rockford flights
McAllen to Midway flights
Austin to Bloomington flights
Dallas/Fort Worth to Decatur flights
Austin to Peoria flights
Austin to Champaign flights
Dallas/Fort Worth to Champaign flights
Midland to O'Hare Intl flights
George Bush Intcntl to Bloomington flights
George Bush Intcntl to Champaign flights
San Antonio to Moline flights

Top 2 airlines flying from Brownsville to Chicago

Discover the top 2 airlines that operate flights from Brownsville to Chicago. 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 March 17, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$293Average$436FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$328Average$408FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.