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$298+ 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 10/3. Fares are subject to change and may not be available on all flights or dates of travel.
BRO — CHI
Aug 29 — Sep 51
Sat 8/29
Sat 9/5
1 adult, Economy
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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 July 30, 2026.

This American Airlines deal was found by Cheapflights users on 7/27. 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 9/242:47 pm
BRO
-
ORD
1 stop6h 22m
American Airlines
Sat 9/267:09 am
ORD
-
BRO
1 stop8h 17m
American Airlines
Deal found 7/27$339
This American Airlines deal was found by Cheapflights users on 7/27. 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 8/146:37 pm
BRO
-
ORD
1 stop5h 41m
American Airlines
Mon 8/243:54 pm
ORD
-
BRO
1 stop7h 29m
American Airlines
Deal found 7/27$374
This American Airlines deal was found by Cheapflights users on 7/27. 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 8/136:37 pm
BRO
-
ORD
1 stop5h 41m
American Airlines
Wed 8/1910:45 am
ORD
-
BRO
1 stop7h 22m
American Airlines
Deal found 7/27$375
This Kiwi.com deal was found by Cheapflights users on 7/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/168:45 am
BRO
-
ORD
1 stop28h 31m
Multiple Airlines
Sun 10/184:49 pm
ORD
-
BRO
1 stop15h 16m
Multiple Airlines
Deal found 7/28$437
This American Airlines deal was found by Cheapflights users on 7/27. 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 8/16:42 pm
BRO
-
ORD
1 stop6h 08m
American Airlines
Wed 8/510:45 am
ORD
-
BRO
1 stop7h 22m
American Airlines
Deal found 7/27$496
This United Airlines deal was found by Cheapflights users on 7/27. 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 9/244:37 pm
BRO
-
ORD
1 stop7h 46m
United Airlines
Sat 9/262:12 pm
ORD
-
BRO
2 stops21h 11m
United Airlines
Deal found 7/27$502
This United Airlines deal was found by Cheapflights users on 7/26. 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.
Tue 9/84:38 pm
BRO
-
ORD
1 stop6h 49m
United Airlines
Tue 9/1510:30 am
ORD
-
BRO
2 stops11h 29m
United Airlines
Deal found 7/26$527
This United Airlines deal was found by Cheapflights users on 7/28. 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 8/104:44 pm
BRO
-
ORD
1 stop7h 28m
United Airlines
Sat 8/155:30 am
ORD
-
BRO
1 stop5h 53m
United Airlines
Deal found 7/28$534
This United Airlines deal was found by Cheapflights users on 7/27. 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 8/1312:05 pm
BRO
-
ORD
1 stop6h 25m
United Airlines
Wed 8/198:29 pm
ORD
-
BRO
2 stops19h 22m
United Airlines
Deal found 7/27$537
This United Airlines deal was found by Cheapflights users on 7/30. 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 8/279:20 am
BRO
-
ORD
1 stop5h 30m
United Airlines
Fri 8/289:35 pm
ORD
-
BRO
1 stop13h 48m
United Airlines
Deal found 7/30$548
This United Airlines deal was found by Cheapflights users on 7/30. 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.
Tue 9/112:05 pm
BRO
-
ORD
1 stop6h 25m
United Airlines
Fri 9/47:52 pm
ORD
-
BRO
1 stop15h 31m
United Airlines
Deal found 7/30$549

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 July 30, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$339
(American Airlines)

One-way from

$298
(United Airlines)

Popular in

December

Cheapest in

September

Average price

$419
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. 7% potential increase in price ($39 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 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 July 30, 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
Quickest round-trip

BrownsvilleChicago

BRO - ORD

BROORD

Brownsville South Padre Is. Intl

Tue 9/8

4:38 pm-11:27 pm

1 stop6h 49m

Chicago O'Hare Intl

Tue 9/15

4:11 pm-9:59 pm

1 stop5h 48m

$339

BrownsvilleChicago

BRO - ORD

BROORD

Brownsville South Padre Is. Intl

Fri 1/8

5:25 pm-12:15 am

1 stop6h 50m

Chicago O'Hare Intl

Tue 1/12

2:15 pm-9:18 pm

1 stop7h 03m

$429

BrownsvilleChicago

BRO - ORD

BROORD

Brownsville South Padre Is. Intl

Fri 10/16

8:45 am-8:15 am

2 stops23h 30m

Chicago O'Hare Intl

Sun 10/18

4:49 pm-8:05 am

1 stop15h 16m

$457

BrownsvilleChicago

BRO - ORD

BROORD

Brownsville South Padre Is. Intl

Mon 8/10

4:44 pm-12:12 am

1 stop7h 28m

Chicago O'Hare Intl

Sat 8/15

5:30 am-11:23 am

1 stop5h 53m

$534

BrownsvilleChicago

BRO - ORD

BROORD

Brownsville South Padre Is. Intl

Thu 8/13

12:05 pm-6:30 pm

1 stop6h 25m

Chicago O'Hare Intl

Wed 8/19

8:29 pm-3:51 pm

2 stops19h 22m

$537

BrownsvilleChicago

BRO - ORD

BROORD

Brownsville South Padre Is. Intl

Fri 8/14

4:38 pm-11:26 pm

1 stop6h 48m

Chicago O'Hare Intl

Mon 8/24

8:29 pm-3:51 pm

2 stops19h 22m

$537
Cheapest one-way
Quickest one-way

BrownsvilleChicago

BRO - ORD

BROORD

Brownsville South Padre Is. Intl

Sat 10/3

7:15 am-6:30 pm

1 stop11h 15m

$298

BrownsvilleChicago

BRO - ORD

BROORD

Brownsville South Padre Is. Intl

Sat 1/16

9:30 am-12:15 am

1 stop14h 45m

$298

BrownsvilleChicago

BRO - ORD

BROORD

Brownsville South Padre Is. Intl

Tue 11/10

9:05 am-6:36 am

2 stops21h 31m

$391

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

Sorted by cheapest first

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 July.
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, April is the cheapest month in which you can book a flight from Brownsville to Chicago (average of $336). Flying from Brownsville to Chicago in May is currently the most expensive (average of $774). 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?

Airfare is below average for this route at the moment.
Brownsville to Chicago flights typically cost between $438 and $535 in September.
The cheapest round-trip price found within the last 5 days was $339 on American Airlines (Sep 24-Sep 26).

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 July 30, 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
10,046 reviews

Entertainment

7.1

Comfort

7.3

Boarding

7.7

Overall

7.4

Food

6.6

Crew

8.1

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
United Airlines
7.4
Good
10,046 reviews
United Airlines
7.4
Good
10,046 reviews

Entertainment

7.1

Comfort

7.3

Boarding

7.7

Overall

7.4

Food

6.6

Crew

8.1

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
American Airlines
7.1
Good
11,841 reviews
United Airlines
7.4
Good
10,046 reviews

Entertainment

7.1

Comfort

7.3

Boarding

7.7

Overall

7.4

Food

6.6

Crew

8.1

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

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 6h 49m. Fly via United Airlines to get the fastest option. Brownsville and Chicago are separated by a distance of 1235 mi.

  • 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 $318 on this airline. An additional option worth looking into is United Airlines, starting at $330. 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, April is the cheapest month in which you can book a flight from Brownsville to Chicago (average of $336). Flying from Brownsville to Chicago in May is currently the most expensive (average of $774). 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
Benton Harbor
Lansing
Merrillville
Valparaiso
Hammond
Saint Joseph
Porter

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Alternative routes for Brownsville to Chicago

See prices for flight routes from nearby airports that may be better suited for you.
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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 July 30, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$318Average$440FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$330Average$470FlexibilityNo cancel feeOn-time69%

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