What airlines fly to Brownsville?

American Airlines, United Airlines and Southwest are the top three most popular airlines that fly to Brownsville from Illinois according to our data. American Airlines is the first choice among our users, with 57% of people opting to fly with this airline when traveling to Brownsville. Keep in mind that there are 3 different airlines that fly to Brownsville on a routine basis, so you have a few additional options to choose from.

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

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

How long does it take to fly to Brownsville?

If you’re flying from a popular airport in Illinois, such as Chicago or Moline, and flying into Brownsville, then you can expect flight times to average 5h 47m and 9h 22m, respectively.

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

Prices for flights from Illinois to Brownsville South Padre Is. Intl Airport were last updated today.

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

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

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

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Illinois to Brownsville South Padre Is. Intl Airport.

What documentation or ID do you need to fly to Brownsville South Padre Is. Intl Airport?

The travel and health documents you'll need for your trip to Brownsville South Padre Is. Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Brownsville South Padre Is. Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$329 Cheap Flights from Illinois to Brownsville in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Illinois to Brownsville

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

12:46 pm - 6:07 pmSTL Lambert-St Louis-BRO Brownsville South Padre Is. Intl

5h 21m1 stop Dallas/Fort Worth

6:37 pm - 11:43 pmBRO Brownsville South Padre Is. Intl-STL Lambert-St Louis

5h 06m1 stop Dallas/Fort Worth

$329American Airlines

Thu, Sep 10 - Mon, Sep 14

6:43 pm - 11:32 pmSTL Lambert-St Louis-BRO Brownsville South Padre Is. Intl

4h 49m1 stop Dallas/Fort Worth

6:37 pm - 11:43 pmBRO Brownsville South Padre Is. Intl-STL Lambert-St Louis

5h 06m1 stop Dallas/Fort Worth

$329American Airlines

Thu, Sep 10 - Mon, Sep 14

4:07 pm - 9:59 pmORD Chicago O'Hare Intl-BRO Brownsville South Padre Is. Intl

5h 52m1 stop Houston George Bush Intcntl

11:55 am - 6:30 pmBRO Brownsville South Padre Is. Intl-ORD Chicago O'Hare Intl

6h 35m1 stop Houston George Bush Intcntl

$339United Airlines

Tue, Nov 10 - Tue, Nov 17

4:07 pm - 9:59 pmORD Chicago O'Hare Intl-BRO Brownsville South Padre Is. Intl

5h 52m1 stop Houston George Bush Intcntl

4:38 pm - 12:45 amBRO Brownsville South Padre Is. Intl-ORD Chicago O'Hare Intl

8h 07m1 stop Houston George Bush Intcntl

$339United Airlines

Sat, Nov 7 - Sat, Nov 14

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

5h 46m1 stop Dallas/Fort Worth

3:39 pm - 10:15 pmBRO Brownsville South Padre Is. Intl-ORD Chicago O'Hare Intl

6h 36m1 stop Dallas/Fort Worth

$339American Airlines

Fri, Dec 4 - Mon, Dec 7

5:50 pm - 11:37 pmORD Chicago O'Hare Intl-BRO Brownsville South Padre Is. Intl

5h 47m1 stop Dallas/Fort Worth

6:37 pm - 12:18 amBRO Brownsville South Padre Is. Intl-ORD Chicago O'Hare Intl

5h 41m1 stop Dallas/Fort Worth

$339American Airlines

Thu, Sep 3 - Tue, Sep 8

5:30 am - 11:23 amORD Chicago O'Hare Intl-BRO Brownsville South Padre Is. Intl

5h 53m1 stop Houston George Bush Intcntl

4:37 pm - 12:23 amBRO Brownsville South Padre Is. Intl-ORD Chicago O'Hare Intl

7h 46m1 stop Houston George Bush Intcntl

$339United Airlines

Tue, Oct 13 - Wed, Oct 21

2:10 pm - 9:50 pmORD Chicago O'Hare Intl-BRO Brownsville South Padre Is. Intl

7h 40m1 stop Houston George Bush Intcntl

7:15 am - 12:25 pmBRO Brownsville South Padre Is. Intl-ORD Chicago O'Hare Intl

5h 10m1 stop Houston George Bush Intcntl

$339United Airlines

Sat, Oct 10 - Sat, Oct 17

8:15 am - 2:11 pmORD Chicago O'Hare Intl-BRO Brownsville South Padre Is. Intl

5h 56m1 stop Dallas/Fort Worth

6:37 pm - 12:14 amBRO Brownsville South Padre Is. Intl-ORD Chicago O'Hare Intl

5h 37m1 stop Dallas/Fort Worth

$339American Airlines

Thu, Sep 24 - Mon, Sep 28

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

26h 05m2 stops Baltimore/Washington Orlando

8:45 am - 7:02 pmBRO Brownsville South Padre Is. Intl-ORD Chicago O'Hare Intl

10h 17m1 stop Orlando

$404Multiple Airlines

Thu, Oct 15 - Fri, Oct 23

Cheap last minute flights

Enter your travel dates to find the best prices.

3:54 pm - 11:23 pmORD Chicago O'Hare Intl-BRO Brownsville South Padre Is. Intl

7h 29m1 stop Dallas/Fort Worth

10:43 am - 3:55 pmBRO Brownsville South Padre Is. Intl-ORD Chicago O'Hare Intl

5h 12m1 stop Dallas/Fort Worth

$555American Airlines

Mon, Aug 17 - Sat, Aug 22

6:30 am - 11:23 amORD Chicago O'Hare Intl-BRO Brownsville South Padre Is. Intl

4h 53m1 stop Houston George Bush Intcntl

4:38 pm - 11:26 pmBRO Brownsville South Padre Is. Intl-ORD Chicago O'Hare Intl

6h 48m1 stop Houston George Bush Intcntl

$585United Airlines

Sun, Aug 16 - Sat, Aug 22

4:32 pm - 11:37 pmMLI Moline Quad-City-BRO Brownsville South Padre Is. Intl

7h 05m1 stop Dallas/Fort Worth

6:37 pm - 11:26 pmBRO Brownsville South Padre Is. Intl-MLI Moline Quad-City

4h 49m1 stop Dallas/Fort Worth

$621American Airlines

Thu, Aug 20 - Thu, Aug 27

6:00 am - 6:07 pmMLI Moline Quad-City-BRO Brownsville South Padre Is. Intl

12h 07m2 stops Chicago O'Hare Intl Dallas/Fort Worth

10:43 am - 4:02 pmBRO Brownsville South Padre Is. Intl-MLI Moline Quad-City

5h 19m1 stop Dallas/Fort Worth

$626American Airlines

Thu, Aug 20 - Thu, Aug 27

11:43 am - 11:37 pmMLI Moline Quad-City-BRO Brownsville South Padre Is. Intl

11h 54m2 stops Chicago O'Hare Intl Dallas/Fort Worth

2:37 pm - 12:08 amBRO Brownsville South Padre Is. Intl-MLI Moline Quad-City

9h 31m2 stops Dallas/Fort Worth Chicago O'Hare Intl

$631American Airlines

Thu, Aug 20 - Thu, Aug 27

8:50 am - 3:51 pmORD Chicago O'Hare Intl-BRO Brownsville South Padre Is. Intl

7h 01m1 stop Houston George Bush Intcntl

12:05 pm - 9:30 amBRO Brownsville South Padre Is. Intl-ORD Chicago O'Hare Intl

21h 25m2 stops Houston George Bush Intcntl Austin Bergstrom

$696United Airlines

Tue, Aug 18 - Fri, Aug 21

5:13 pm - 7:55 amORD Chicago O'Hare Intl-BRO Brownsville South Padre Is. Intl

14h 42m1 stop Orlando

8:35 am - 8:08 pmBRO Brownsville South Padre Is. Intl-ORD Chicago O'Hare Intl

35h 33m2 stops Orlando Atlanta Hartsfield-Jackson

$707Multiple Airlines

Sun, Aug 16 - Fri, Aug 21

8:50 am - 3:51 pmORD Chicago O'Hare Intl-BRO Brownsville South Padre Is. Intl

7h 01m1 stop Houston George Bush Intcntl

7:15 am - 7:55 amBRO Brownsville South Padre Is. Intl-ORD Chicago O'Hare Intl

24h 40m1 stop Houston George Bush Intcntl

$723United Airlines

Tue, Aug 18 - Fri, Aug 21

5:13 pm - 7:55 amORD Chicago O'Hare Intl-BRO Brownsville South Padre Is. Intl

14h 42m1 stop Orlando

8:35 am - 11:08 pmBRO Brownsville South Padre Is. Intl-ORD Chicago O'Hare Intl

14h 33m1 stop Orlando

$730Multiple Airlines

Sun, Aug 16 - Fri, Aug 21

5:30 am - 11:23 amORD Chicago O'Hare Intl-BRO Brownsville South Padre Is. Intl

5h 53m1 stop Houston George Bush Intcntl

4:38 pm - 10:15 amBRO Brownsville South Padre Is. Intl-ORD Chicago O'Hare Intl

17h 37m1 stop Houston George Bush Intcntl

$788United Airlines

Mon, Aug 17 - Fri, Aug 21

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United Airlines flights from Illinois to Brownsville

Our best United Airlines deals on Illinois to Brownsville flight tickets

United Airlines

Jan 13

MLI8:10 amMoline Quad-City

9h 43m

2 stops

BRO5:53 pmBrownsville South Padre Is. Intl

Jan 20

BRO12:07 pmBrownsville South Padre Is. Intl

8h 51m

2 stops

MLI8:58 pmMoline Quad-City

$339

United Airlines

Feb 2

MLI10:35 amMoline Quad-City

7h 18m

2 stops

BRO5:53 pmBrownsville South Padre Is. Intl

Feb 9

BRO12:07 pmBrownsville South Padre Is. Intl

8h 51m

2 stops

MLI8:58 pmMoline Quad-City

$355

United Airlines

Aug 25

STL6:15 amLambert-St Louis

5h 08m

1 stop

BRO11:23 amBrownsville South Padre Is. Intl

Aug 29

BRO7:15 amBrownsville South Padre Is. Intl

6h 58m

1 stop

STL2:13 pmLambert-St Louis

$379

American Airlines flights from Illinois to Brownsville

Our best American Airlines deals on Illinois to Brownsville flight tickets

American Airlines

Sep 10

STL6:43 pmLambert-St Louis

4h 49m

1 stop

BRO11:32 pmBrownsville South Padre Is. Intl

Sep 14

BRO6:37 pmBrownsville South Padre Is. Intl

5h 06m

1 stop

STL11:43 pmLambert-St Louis

$329

American Airlines

Sep 26

ORD3:00 pmChicago O'Hare Intl

5h 05m

1 stop

BRO8:05 pmBrownsville South Padre Is. Intl

Oct 3

BRO4:17 pmBrownsville South Padre Is. Intl

7h 13m

1 stop

ORD11:30 pmChicago O'Hare Intl

$340

American Airlines

Sep 24

ORD4:50 pmChicago O'Hare Intl

6h 42m

1 stop

BRO11:32 pmBrownsville South Padre Is. Intl

Oct 1

BRO6:37 pmBrownsville South Padre Is. Intl

5h 37m

1 stop

ORD12:14 amChicago O'Hare Intl

$341

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisBrownsville

STL Lambert-St Louis - BRO Brownsville South Padre Is. Intl

STLBRO

Lambert-St Louis

Thu 9/10

12:46 pm-6:07 pm

1 stop5h 21m

Brownsville South Padre Is. Intl

Mon 9/14

6:37 pm-11:43 pm

1 stop5h 06m

$329

Quickest round-trip

St. LouisBrownsville

STL Lambert-St Louis - BRO Brownsville South Padre Is. Intl

STLBRO

Lambert-St Louis

Thu 9/10

6:43 pm-11:32 pm

1 stop4h 49m

Brownsville South Padre Is. Intl

Mon 9/14

6:37 pm-11:43 pm

1 stop5h 06m

$329

ChicagoBrownsville

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

ORDBRO

Chicago O'Hare Intl

Tue 11/10

4:07 pm-9:59 pm

1 stop5h 52m

Brownsville South Padre Is. Intl

Tue 11/17

11:55 am-6:30 pm

1 stop6h 35m

$339

ChicagoBrownsville

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

ORDBRO

Chicago O'Hare Intl

Sat 11/7

4:07 pm-9:59 pm

1 stop5h 52m

Brownsville South Padre Is. Intl

Sat 11/14

4:38 pm-12:45 am

1 stop8h 07m

$339

ChicagoBrownsville

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

ORDBRO

Chicago O'Hare Intl

Fri 12/4

1:44 pm-7:30 pm

1 stop5h 46m

Brownsville South Padre Is. Intl

Mon 12/7

3:39 pm-10:15 pm

1 stop6h 36m

$339

ChicagoBrownsville

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

ORDBRO

Chicago O'Hare Intl

Thu 9/3

5:50 pm-11:37 pm

1 stop5h 47m

Brownsville South Padre Is. Intl

Tue 9/8

6:37 pm-12:18 am

1 stop5h 41m

$339

ChicagoBrownsville

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

ORDBRO

Chicago O'Hare Intl

Tue 10/13

5:30 am-11:23 am

1 stop5h 53m

Brownsville South Padre Is. Intl

Wed 10/21

4:37 pm-12:23 am

1 stop7h 46m

$339

ChicagoBrownsville

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

ORDBRO

Chicago O'Hare Intl

Sat 10/10

2:10 pm-9:50 pm

1 stop7h 40m

Brownsville South Padre Is. Intl

Sat 10/17

7:15 am-12:25 pm

1 stop5h 10m

$339

ChicagoBrownsville

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

ORDBRO

Chicago O'Hare Intl

Thu 9/24

8:15 am-2:11 pm

1 stop5h 56m

Brownsville South Padre Is. Intl

Mon 9/28

6:37 pm-12:14 am

1 stop5h 37m

$339

ChicagoBrownsville

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

ORDBRO

Chicago O'Hare Intl

Thu 10/15

6:00 am-8:05 am

2 stops26h 05m

Brownsville South Padre Is. Intl

Fri 10/23

8:45 am-7:02 pm

1 stop10h 17m

$404

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 Illinois to Brownsville

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

Other information

What is the cheapest month to fly to Brownsville?

The month of February is another great option to travel to Brownsville, with average flight prices from Illinois averaging around $340.

Can stopping save me money on Illinois to Brownsville flights?

You could potentially save up to 13% on your flight if you consider stops on a Illinois to Brownsville flight.

Cheap Illinois to Brownsville flight deals and tips

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

Fastest flight time	4h 36m
Direct flights	None

The fastest flight from Illinois to Brownsville takes 4h 36m

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

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Frequently asked questions about flying from Illinois to Brownsville

When did momondo last update prices for flights from Illinois to Brownsville South Padre Is. Intl Airport?
Prices for flights from Illinois to Brownsville South Padre Is. Intl Airport were last updated today.
How many operators does momondo search for flights from Illinois to Brownsville South Padre Is. Intl Airport?
As of August 2026, there are 2 operators available to choose from for flights from Illinois to Brownsville South Padre Is. Intl Airport.
How old do you have to be to fly from Illinois to Brownsville South Padre Is. Intl Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Illinois to Brownsville South Padre Is. Intl Airport.
What documentation or ID do you need to fly to Brownsville South Padre Is. Intl Airport?
The travel and health documents you'll need for your trip to Brownsville South Padre Is. Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Brownsville South Padre Is. Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Illinois to Brownsville

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

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $258	Free Cancellation	Rating 7.1 11,929 reviews		Search American Airlines flights
United Airlines	PriceFrom $287	Free Cancellation	Rating 7.4 10,108 reviews		Search United Airlines flights

South Padre Island

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Illinois to Brownsville for you.

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

Yes. momondo allows you to filter the results for Illinois to Brownsville flights to just show those with flexible booking policies.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Illinois to Brownsville.

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

If you are simply researching potential flights to Brownsville, momondo offers a useful price alert feature which will track prices for flights to Brownsville from Illinois and alert you when they change.

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Cheap flights from Illinois to Brownsville from $329

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to Brownsville departing on 9/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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United Airlines flights from Illinois to Brownsville

Our best United Airlines deals on Illinois to Brownsville flight tickets

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How to get the cheapest flight ticket from Illinois to Brownsville

What is the cheapest month to fly to Brownsville?

Can stopping save me money on Illinois to Brownsville flights?

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

What airlines fly to Brownsville?

How long does it take to fly to Brownsville?

Cheap Illinois to Brownsville flight deals and tips

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Frequently asked questions about flying from Illinois to Brownsville

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Why use momondo?

An easier way to manage your Brownsville trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

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Airlines are sorted and displayed according to clicks in the past 7 days on momondo

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