Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from Illinois to Brownsville from $169

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to Brownsville departing on 6/14. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Illinois to Brownsville

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
6:57 am - 2:20 pm
ORD
-
BRO
7h 23m
1 stop
American Airlines Logo
2:50 pm - 10:20 pm
BRO
-
ORD
7h 30m
1 stop
$334American Airlines
Do, Mai 14 - Mi, Mai 20
United Airlines Logo
4:03 pm - 9:47 pm
ORD
-
BRO
5h 44m
1 stop
United Airlines Logo
5:25 pm - 11:15 pm
BRO
-
ORD
5h 50m
1 stop
$337United Airlines
Do, Apr 9 - Mo, Apr 13
American Airlines Logo
7:12 am - 2:20 pm
STL
-
BRO
7h 08m
1 stop
American Airlines Logo
10:44 am - 5:21 pm
BRO
-
STL
6h 37m
1 stop
$339American Airlines
Mi, Mai 6 - Di, Mai 12
United Airlines Logo
7:45 am - 6:28 pm
STL
-
BRO
10h 43m
2 stops
United Airlines Logo
5:17 pm - 10:30 pm
BRO
-
STL
5h 13m
1 stop
$344United Airlines
Mi, Mai 6 - Di, Mai 12
American Airlines Logo
3:50 pm - 11:40 pm
ORD
-
BRO
7h 50m
1 stop
American Airlines Logo
6:43 pm - 12:06 am
BRO
-
ORD
5h 23m
1 stop
$344American Airlines
Sa, Aug 8 - Mi, Aug 12
American Airlines Logo
7:05 am - 7:11 pm
STL
-
BRO
12h 06m
2 stops
American Airlines Logo
2:50 pm - 11:56 pm
BRO
-
STL
9h 06m
2 stops
$349American Airlines
Mi, Mai 6 - Di, Mai 12
United Airlines Logo
8:35 am - 3:57 pm
STL
-
BRO
7h 22m
1 stop
United Airlines Logo
4:44 pm - 10:45 pm
BRO
-
STL
6h 01m
1 stop
$351United Airlines
Di, Jun 9 - Sa, Jun 13
United Airlines Logo
12:43 pm - 6:28 pm
ORD
-
BRO
5h 45m
1 stop
United Airlines Logo
5:25 pm - 1:26 am
BRO
-
ORD
8h 01m
1 stop
$364United Airlines
Mi, Apr 8 - So, Apr 12
American Airlines Logo
5:00 am - 10:12 am
ORD
-
BRO
5h 12m
1 stop
American Airlines Logo
2:50 pm - 10:45 pm
BRO
-
ORD
7h 55m
1 stop
$367American Airlines
Fr, Mai 1 - Mo, Mai 4
American Airlines Logo
6:11 pm - 10:53 pm
STL
-
BRO
4h 42m
1 stop
American Airlines Logo
2:50 pm - 7:30 pm
BRO
-
STL
4h 40m
1 stop
$369American Airlines
Di, Apr 7 - Sa, Apr 11

American Airlines flights from Illinois to Brownsville

Our best American Airlines deals on Illinois to Brownsville flight tickets
American Airlines
May 14
ORD6:57 amChicago O'Hare Intl
7h 23m
1 stop
BRO2:20 pmBrownsville South Padre Is. Intl
May 20
BRO2:50 pmBrownsville South Padre Is. Intl
7h 30m
1 stop
ORD10:20 pmChicago O'Hare Intl
$334
American Airlines
May 6
STL7:12 amLambert-St Louis
7h 08m
1 stop
BRO2:20 pmBrownsville South Padre Is. Intl
May 12
BRO10:44 amBrownsville South Padre Is. Intl
6h 37m
1 stop
STL5:21 pmLambert-St Louis
$339
American Airlines
Aug 8
ORD3:50 pmChicago O'Hare Intl
7h 50m
1 stop
BRO11:40 pmBrownsville South Padre Is. Intl
Aug 12
BRO6:43 pmBrownsville South Padre Is. Intl
5h 23m
1 stop
ORD12:06 amChicago O'Hare Intl
$344

United Airlines flights from Illinois to Brownsville

Our best United Airlines deals on Illinois to Brownsville flight tickets
United Airlines
Apr 9
ORD4:03 pmChicago O'Hare Intl
5h 44m
1 stop
BRO9:47 pmBrownsville South Padre Is. Intl
Apr 13
BRO5:25 pmBrownsville South Padre Is. Intl
5h 50m
1 stop
ORD11:15 pmChicago O'Hare Intl
$337
United Airlines
May 6
STL7:45 amLambert-St Louis
10h 43m
2 stops
BRO6:28 pmBrownsville South Padre Is. Intl
May 12
BRO5:17 pmBrownsville South Padre Is. Intl
5h 13m
1 stop
STL10:30 pmLambert-St Louis
$344
United Airlines
Jun 9
STL8:35 amLambert-St Louis
7h 22m
1 stop
BRO3:57 pmBrownsville South Padre Is. Intl
Jun 13
BRO4:44 pmBrownsville South Padre Is. Intl
6h 01m
1 stop
STL10:45 pmLambert-St Louis
$351

momondo Fare Finder

 
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, momondo users made 832,500 searches. Data last updated März 27, 2026.
Use the filters below to find and compare flights from Illinois to Brownsville that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoBrownsville

ORD - BRO

ORDBRO

Chicago O'Hare Intl

Do 5/14

6:57 am-2:20 pm

1 stop7h 23m

Brownsville South Padre Is. Intl

Mi 5/20

2:50 pm-10:20 pm

1 stop7h 30m

$334

ChicagoBrownsville

ORD - BRO

ORDBRO

Chicago O'Hare Intl

Do 4/9

4:03 pm-9:47 pm

1 stop5h 44m

Brownsville South Padre Is. Intl

Mo 4/13

5:25 pm-11:15 pm

1 stop5h 50m

$337

St. LouisBrownsville

STL - BRO

STLBRO

Lambert-St Louis

Mi 5/6

7:12 am-2:20 pm

1 stop7h 08m

Brownsville South Padre Is. Intl

Di 5/12

10:44 am-5:21 pm

1 stop6h 37m

$339

St. LouisBrownsville

STL - BRO

STLBRO

Lambert-St Louis

Mi 5/6

7:45 am-6:28 pm

2 stops10h 43m

Brownsville South Padre Is. Intl

Di 5/12

5:17 pm-10:30 pm

1 stop5h 13m

$344

ChicagoBrownsville

ORD - BRO

ORDBRO

Chicago O'Hare Intl

Sa 8/8

3:50 pm-11:40 pm

1 stop7h 50m

Brownsville South Padre Is. Intl

Mi 8/12

6:43 pm-12:06 am

1 stop5h 23m

$344

St. LouisBrownsville

STL - BRO

STLBRO

Lambert-St Louis

Mi 5/6

7:05 am-7:11 pm

2 stops12h 06m

Brownsville South Padre Is. Intl

Di 5/12

2:50 pm-11:56 pm

2 stops9h 06m

$349

St. LouisBrownsville

STL - BRO

STLBRO

Lambert-St Louis

Di 6/9

8:35 am-3:57 pm

1 stop7h 22m

Brownsville South Padre Is. Intl

Sa 6/13

4:44 pm-10:45 pm

1 stop6h 01m

$351

ChicagoBrownsville

ORD - BRO

ORDBRO

Chicago O'Hare Intl

Mi 4/8

12:43 pm-6:28 pm

1 stop5h 45m

Brownsville South Padre Is. Intl

So 4/12

5:25 pm-1:26 am

1 stop8h 01m

$364

ChicagoBrownsville

ORD - BRO

ORDBRO

Chicago O'Hare Intl

Fr 5/1

5:00 am-10:12 am

1 stop5h 12m

Brownsville South Padre Is. Intl

Mo 5/4

2:50 pm-10:45 pm

1 stop7h 55m

$367
Quickest round-trip

St. LouisBrownsville

STL - BRO

STLBRO

Lambert-St Louis

Di 4/7

6:11 pm-10:53 pm

1 stop4h 42m

Brownsville South Padre Is. Intl

Sa 4/11

2:50 pm-7:30 pm

1 stop4h 40m

$369

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 resultsSorted by cheapest first
1
2

See travel insights to Brownsville from

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

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 $348.

Can stopping save me money on Illinois to Brownsville flights?

You could potentially save up to 23% 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 52m

Direct flights

None
The fastest flight from Illinois to Brownsville takes 4h 52m
There are no direct flights from Illinois to Brownsville. There are no popular flight routes from Illinois to Brownsville.
Search flight deals

  • 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?

  • 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 AirlinesPriceFrom $237Free CancellationRating
7.1
11,506 reviews
Search American Airlines flights
United AirlinesPriceFrom $273Free CancellationRating
7.4
9,491 reviews
Search United Airlines flights

Traveling to a place near Brownsville?

Book flights to Brownsville if you plan to visit one of these locations
South Padre Island

Why use momondo?

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.

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.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
So 4/26
So 5/3
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States