What is the cheapest airline that flies from Brownsville South Padre Is. Intl to Illinois?

American Airlines is the most popular carrier operating from Brownsville South Padre Is. Intl to Illinois

When did momondo last update prices for flights from Brownsville South Padre Is. Intl Airport to Illinois?

Prices for flights from Brownsville South Padre Is. Intl Airport to Illinois refresh daily.

How many operators does momondo search for flights from Brownsville South Padre Is. Intl Airport to Illinois?

As of September 2026, there are 2 operators available to choose from for flights from Brownsville South Padre Is. Intl Airport to Illinois.

How old do you have to be to fly from Brownsville South Padre Is. Intl Airport to Illinois?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Brownsville South Padre Is. Intl Airport to Illinois.

What documentation or ID do you need to fly to Illinois?

The necessary travel and health documents for your Illinois trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$180 Cheap Flights from Brownsville to Illinois in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Brownsville to Illinois

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

3:37 pm - 11:59 pmBRO Brownsville South Padre Is. Intl-ORD Chicago O'Hare Intl

8h 22m1 stop Dallas/Fort Worth

5:00 am - 10:05 amORD Chicago O'Hare Intl-BRO Brownsville South Padre Is. Intl

5h 05m1 stop Dallas/Fort Worth

$359American Airlines

Thu, Oct 15 - Sat, Oct 17

3:39 pm - 9:24 pmBRO Brownsville South Padre Is. Intl-ORD Chicago O'Hare Intl

5h 45m1 stop Dallas/Fort Worth

3:51 pm - 10:59 pmORD Chicago O'Hare Intl-BRO Brownsville South Padre Is. Intl

7h 08m1 stop Dallas/Fort Worth

$360American Airlines

Sat, Nov 21 - Tue, Nov 24

3:39 pm - 11:00 pmBRO Brownsville South Padre Is. Intl-ORD Chicago O'Hare Intl

7h 21m1 stop Dallas/Fort Worth

1:44 pm - 7:30 pmORD Chicago O'Hare Intl-BRO Brownsville South Padre Is. Intl

5h 46m1 stop Dallas/Fort Worth

$360American Airlines

Fri, Dec 4 - Sun, Dec 6

3:39 pm - 11:00 pmBRO Brownsville South Padre Is. Intl-ORD Chicago O'Hare Intl

7h 21m1 stop Dallas/Fort Worth

1:44 pm - 7:30 pmORD Chicago O'Hare Intl-BRO Brownsville South Padre Is. Intl

5h 46m1 stop Dallas/Fort Worth

$372American Airlines

Fri, Dec 4 - Sun, Dec 6

3:37 pm - 11:59 pmBRO Brownsville South Padre Is. Intl-ORD Chicago O'Hare Intl

8h 22m1 stop Dallas/Fort Worth

5:00 am - 10:05 amORD Chicago O'Hare Intl-BRO Brownsville South Padre Is. Intl

5h 05m1 stop Dallas/Fort Worth

$425American Airlines

Thu, Oct 15 - Thu, Oct 22

4:38 pm - 12:29 pmBRO Brownsville South Padre Is. Intl-ORD Chicago O'Hare Intl

19h 51m2 stops Houston George Bush Intcntl Lambert-St Louis

3:55 pm - 9:51 pmORD Chicago O'Hare Intl-BRO Brownsville South Padre Is. Intl

5h 56m1 stop Houston George Bush Intcntl

$454United Airlines

Fri, Jan 8 - Sat, Jan 9

4:37 pm - 9:42 pmBRO Brownsville South Padre Is. Intl-ORD Chicago O'Hare Intl

5h 05m1 stop Houston George Bush Intcntl

4:11 pm - 9:50 pmORD Chicago O'Hare Intl-BRO Brownsville South Padre Is. Intl

5h 39m1 stop Houston George Bush Intcntl

$465United Airlines

Fri, Oct 16 - Mon, Oct 19

7:00 am - 2:52 pmBRO Brownsville South Padre Is. Intl-ORD Chicago O'Hare Intl

7h 52m1 stop Houston George Bush Intcntl

2:23 pm - 7:46 pmORD Chicago O'Hare Intl-BRO Brownsville South Padre Is. Intl

5h 23m1 stop Houston George Bush Intcntl

$469United Airlines

Fri, Jan 8 - Sat, Jan 9

8:45 am - 1:09 amBRO Brownsville South Padre Is. Intl-ORD Chicago O'Hare Intl

16h 24m1 stop Orlando

8:15 am - 8:05 amORD Chicago O'Hare Intl-BRO Brownsville South Padre Is. Intl

23h 50m2 stops Atlanta Hartsfield-Jackson Orlando

$541Multiple Airlines

Fri, Dec 4 - Sun, Dec 6

8:45 am - 7:20 amBRO Brownsville South Padre Is. Intl-ORD Chicago O'Hare Intl

22h 35m2 stops Orlando Atlanta Hartsfield-Jackson

5:24 pm - 8:05 amORD Chicago O'Hare Intl-BRO Brownsville South Padre Is. Intl

14h 41m1 stop Orlando

$560Multiple Airlines

Fri, Dec 4 - Sun, Dec 6

Cheap last minute flights

Enter your travel dates to find the best prices.

2:47 pm - 9:09 pmBRO Brownsville South Padre Is. Intl-ORD Chicago O'Hare Intl

6h 22m1 stop Dallas/Fort Worth

6:00 pm - 11:32 pmORD Chicago O'Hare Intl-BRO Brownsville South Padre Is. Intl

5h 32m1 stop Dallas/Fort Worth

$559American Airlines

Fri, Sep 25 - Mon, Sep 28

4:37 pm - 11:26 pmBRO Brownsville South Padre Is. Intl-ORD Chicago O'Hare Intl

6h 49m1 stop Houston George Bush Intcntl

6:25 am - 11:23 amORD Chicago O'Hare Intl-BRO Brownsville South Padre Is. Intl

4h 58m1 stop Houston George Bush Intcntl

$559United Airlines

Fri, Sep 25 - Sun, Sep 27

9:10 am - 8:22 pmBRO Brownsville South Padre Is. Intl-ORD Chicago O'Hare Intl

11h 12m2 stops Houston George Bush Intcntl Austin Bergstrom

6:25 am - 11:23 amORD Chicago O'Hare Intl-BRO Brownsville South Padre Is. Intl

4h 58m1 stop Houston George Bush Intcntl

$847United Airlines

Fri, Sep 25 - Mon, Sep 28

8:45 am - 10:59 pmBRO Brownsville South Padre Is. Intl-ORD Chicago O'Hare Intl

14h 14m1 stop Orlando

6:00 am - 8:05 amORD Chicago O'Hare Intl-BRO Brownsville South Padre Is. Intl

26h 05m2 stops Dallas/Fort Worth Orlando

$874Multiple Airlines

Fri, Sep 25 - Sun, Sep 27

10:43 am - 6:25 pmBRO Brownsville South Padre Is. Intl-ORD Chicago O'Hare Intl

7h 42m1 stop Dallas/Fort Worth

6:00 pm - 11:32 pmORD Chicago O'Hare Intl-BRO Brownsville South Padre Is. Intl

5h 32m1 stop Dallas/Fort Worth

$919American Airlines

Tue, Sep 29 - Thu, Oct 1

5:49 am - 11:09 amBRO Brownsville South Padre Is. Intl-ORD Chicago O'Hare Intl

5h 20m1 stop Dallas/Fort Worth

10:30 am - 6:07 pmORD Chicago O'Hare Intl-BRO Brownsville South Padre Is. Intl

7h 37m2 stops Houston George Bush Intcntl Dallas/Fort Worth

$1,057American Airlines

Tue, Sep 29 - Thu, Oct 1

9:10 am - 8:25 pmBRO Brownsville South Padre Is. Intl-ORD Chicago O'Hare Intl

11h 15m2 stops Houston George Bush Intcntl Springfield-Branson

8:50 am - 9:50 pmORD Chicago O'Hare Intl-BRO Brownsville South Padre Is. Intl

13h 00m2 stops Springfield-Branson Houston George Bush Intcntl

$1,717United Airlines

Tue, Sep 29 - Thu, Oct 1

9:10 am - 4:54 pmBRO Brownsville South Padre Is. Intl-ORD Chicago O'Hare Intl

7h 44m2 stops Houston George Bush Intcntl Des Moines

8:40 am - 3:51 pmORD Chicago O'Hare Intl-BRO Brownsville South Padre Is. Intl

7h 11m2 stops Austin Bergstrom Houston George Bush Intcntl

$2,144United Airlines

Fri, Sep 25 - Sun, Sep 27

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American Airlines flights from Brownsville to Illinois

Our best American Airlines deals on Brownsville to Illinois flight tickets

American Airlines

Oct 15

BRO3:37 pmBrownsville South Padre Is. Intl

8h 22m

1 stop

ORD11:59 pmChicago O'Hare Intl

Oct 17

ORD5:00 amChicago O'Hare Intl

5h 05m

1 stop

BRO10:05 amBrownsville South Padre Is. Intl

$359

American Airlines

Nov 21

BRO3:39 pmBrownsville South Padre Is. Intl

5h 45m

1 stop

ORD9:24 pmChicago O'Hare Intl

Nov 24

ORD3:51 pmChicago O'Hare Intl

7h 08m

1 stop

BRO10:59 pmBrownsville South Padre Is. Intl

$360

American Airlines

Dec 4

BRO3:39 pmBrownsville South Padre Is. Intl

7h 21m

1 stop

ORD11:00 pmChicago O'Hare Intl

Dec 6

ORD1:44 pmChicago O'Hare Intl

5h 46m

1 stop

BRO7:30 pmBrownsville South Padre Is. Intl

$372

United Airlines flights from Brownsville to Illinois

Our best United Airlines deals on Brownsville to Illinois flight tickets

United Airlines

Jan 8

BRO4:38 pmBrownsville South Padre Is. Intl

19h 51m

2 stops

ORD12:29 pmChicago O'Hare Intl

Jan 9

ORD3:55 pmChicago O'Hare Intl

5h 56m

1 stop

BRO9:51 pmBrownsville South Padre Is. Intl

$454

United Airlines

Oct 16

BRO4:37 pmBrownsville South Padre Is. Intl

5h 05m

1 stop

ORD9:42 pmChicago O'Hare Intl

Oct 19

ORD4:11 pmChicago O'Hare Intl

5h 39m

1 stop

BRO9:50 pmBrownsville South Padre Is. Intl

$465

United Airlines

Jan 8

BRO7:00 amBrownsville South Padre Is. Intl

7h 52m

1 stop

ORD2:52 pmChicago O'Hare Intl

Jan 9

ORD2:23 pmChicago O'Hare Intl

5h 23m

1 stop

BRO7:46 pmBrownsville South Padre Is. Intl

$469

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BrownsvilleChicago

BRO Brownsville South Padre Is. Intl - ORD Chicago O'Hare Intl

BROORD

Brownsville South Padre Is. Intl

Thu 10/15

3:37 pm-11:59 pm

1 stop8h 22m

Chicago O'Hare Intl

Sat 10/17

5:00 am-10:05 am

1 stop5h 05m

$359

BrownsvilleChicago

BRO Brownsville South Padre Is. Intl - ORD Chicago O'Hare Intl

BROORD

Brownsville South Padre Is. Intl

Sat 11/21

3:39 pm-9:24 pm

1 stop5h 45m

Chicago O'Hare Intl

Tue 11/24

3:51 pm-10:59 pm

1 stop7h 08m

$360

BrownsvilleChicago

BRO Brownsville South Padre Is. Intl - ORD Chicago O'Hare Intl

BROORD

Brownsville South Padre Is. Intl

Fri 12/4

3:39 pm-11:00 pm

1 stop7h 21m

Chicago O'Hare Intl

Sun 12/6

1:44 pm-7:30 pm

1 stop5h 46m

$360

BrownsvilleChicago

BRO Brownsville South Padre Is. Intl - ORD Chicago O'Hare Intl

BROORD

Brownsville South Padre Is. Intl

Fri 12/4

3:39 pm-11:00 pm

1 stop7h 21m

Chicago O'Hare Intl

Sun 12/6

1:44 pm-7:30 pm

1 stop5h 46m

$372

BrownsvilleChicago

BRO Brownsville South Padre Is. Intl - ORD Chicago O'Hare Intl

BROORD

Brownsville South Padre Is. Intl

Thu 10/15

3:37 pm-11:59 pm

1 stop8h 22m

Chicago O'Hare Intl

Thu 10/22

5:00 am-10:05 am

1 stop5h 05m

$425

BrownsvilleChicago

BRO Brownsville South Padre Is. Intl - ORD Chicago O'Hare Intl

BROORD

Brownsville South Padre Is. Intl

Fri 1/8

4:38 pm-12:29 pm

2 stops19h 51m

Chicago O'Hare Intl

Sat 1/9

3:55 pm-9:51 pm

1 stop5h 56m

$454

Quickest round-trip

BrownsvilleChicago

BRO Brownsville South Padre Is. Intl - ORD Chicago O'Hare Intl

BROORD

Brownsville South Padre Is. Intl

Fri 10/16

4:37 pm-9:42 pm

1 stop5h 05m

Chicago O'Hare Intl

Mon 10/19

4:11 pm-9:50 pm

1 stop5h 39m

$465

BrownsvilleChicago

BRO Brownsville South Padre Is. Intl - ORD Chicago O'Hare Intl

BROORD

Brownsville South Padre Is. Intl

Fri 1/8

7:00 am-2:52 pm

1 stop7h 52m

Chicago O'Hare Intl

Sat 1/9

2:23 pm-7:46 pm

1 stop5h 23m

$469

BrownsvilleChicago

BRO Brownsville South Padre Is. Intl - ORD Chicago O'Hare Intl

BROORD

Brownsville South Padre Is. Intl

Fri 12/4

8:45 am-1:09 am

1 stop16h 24m

Chicago O'Hare Intl

Sun 12/6

8:15 am-8:05 am

2 stops23h 50m

$541

BrownsvilleChicago

BRO Brownsville South Padre Is. Intl - ORD Chicago O'Hare Intl

BROORD

Brownsville South Padre Is. Intl

Fri 12/4

8:45 am-7:20 am

2 stops22h 35m

Chicago O'Hare Intl

Sun 12/6

5:24 pm-8:05 am

1 stop14h 41m

$560

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Brownsville to Illinois

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to Illinois?

The cheapest month to fly to Illinois from Brownsville is in April. Flight prices, which tend to average around $0, are often lower during this time because this is during the off-season. If you aren’t able to travel to Illinois during the month of April, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $338.

Cheap Brownsville to Illinois flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Brownsville to Illinois

Best Price Found	$180
Fastest flight time	5h 05m
Direct flights	None

The best one-way flight to Illinois from Brownsville in the past 72 hours is $180. The best round-trip flight deal from Brownsville to Illinois found on momondo in the last 72 hours is $359.

The fastest flight from Brownsville to Illinois takes 5h 05m

There are no direct flights from Brownsville to Illinois. There are no popular flight routes from Brownsville to Illinois.

Search flight deals

Frequently asked questions about flying from Brownsville to Illinois

When did momondo last update prices for flights from Brownsville South Padre Is. Intl Airport to Illinois?
Prices for flights from Brownsville South Padre Is. Intl Airport to Illinois refresh daily.
How many operators does momondo search for flights from Brownsville South Padre Is. Intl Airport to Illinois?
As of September 2026, there are 2 operators available to choose from for flights from Brownsville South Padre Is. Intl Airport to Illinois.
How old do you have to be to fly from Brownsville South Padre Is. Intl Airport to Illinois?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Brownsville South Padre Is. Intl Airport to Illinois.
What documentation or ID do you need to fly to Illinois?
The necessary travel and health documents for your Illinois trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Brownsville to Illinois

Compare and see reviews for airlines that fly from Brownsville to Illinois with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $330	Free Cancellation	Rating 7.4 10,233 reviews		Search United Airlines flights
American Airlines	PriceFrom $336	Free Cancellation	Rating 7.0 12,074 reviews		Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Brownsville to Illinois?

Finding the right flight to Illinois from Brownsville is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Illinois quick and easy, saving you time and money.

Can I find flights from Brownsville to Illinois with flexible booking policies on momondo?

Flights from Brownsville to Illinois with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Brownsville to Illinois?

momondo provides multiple filters to help you find the best flight to Illinois from Brownsville. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Brownsville to Illinois right now. Can momondo alert me if prices change?

Price alerts on flights to Illinois from Brownsville are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.