Cheap flights from St. Louis to Brownsville (STL - BRO) from $240

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/13. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
STL — BRO
Feb 27 — Mar 51

The best prices from Lambert-St Louis to Brownsville South Padre Is. Intl are usually found in April or January, booked 22 days in advance, depart on a Tuesday or Sunday and return on a Monday

Cheap flight deals from St. Louis to Brownsville

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Brownsville (BRO). 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 February 22, 2024.

Popular in

May

Cheapest in

April

Average price

$512

Round-trip from

$405
High demand for flights, 24% potential price rise
Best time to find cheap flights, 37% potential price drop
Average for round-trip flights in February 2024
From Lambert-St Louis to Brownsville South Padre Is. Intl

What is the cheapest day to fly round-trip from St. Louis to Brownsville?

It’s generally more expensive to depart on a Monday, if you have to leave on this day you can still search on Cheapflights to find great options that meet your needs.

How far in advance should I book a flight from St. Louis to Brownsville?

Find a great deal and save up to 77% by booking at least 20 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from St. Louis to Brownsville within the next two weeks, with the cheapest ticket starting at $490.

What is the cheapest month to fly from St. Louis to Brownsville?

Our data shows that April tends to be the cheapest month to fly to Brownsville from St. Louis. Users have commonly found prices around $520 for the month, but tickets can be as low as $294. Due to multiple factors, prepare for potentially higher prices in May.

When is the cheapest time to fly from St. Louis to Brownsville (STL - BRO)?

Unlike in the morning, when flights are generally more expensive, you can save up to 17% on flights from St. Louis to Brownsville by exploring options for tickets in the afternoon.

Cheap American Airlines flights from St. Louis to Brownsville

Explore cheap flight options specifically provided by American Airlines for the route between St. Louis and Brownsville. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 3,442,422 searches. Data last updated February 22, 2024.
Take a peek at the cheapest American Airlines flights we've detected traveling from St. Louis to Brownsville. Be sure to come back soon if the deals available don't appeal to you at this time.
Sat 4/135:00 amSTL - BRO
1 stop5h 00mAmerican Airlines
Tue 4/165:50 amBRO - STL
1 stop4h 46mAmerican Airlines
Deal found 2/21$240
Sat 4/136:05 amSTL - BRO
2 stops10h 29mAmerican Airlines
Tue 4/165:50 amBRO - STL
1 stop4h 46mAmerican Airlines
Deal found 2/21$245
Sun 3/317:01 amSTL - BRO
1 stop7h 11mAmerican Airlines
Sat 4/65:04 pmBRO - STL
1 stop5h 56mAmerican Airlines
Deal found 2/21$266
Sat 4/136:05 amSTL - BRO
2 stops10h 29mAmerican Airlines
Tue 4/1610:31 amBRO - STL
2 stops9h 58mAmerican Airlines
Deal found 2/21$303
Sun 3/316:14 amSTL - BRO
2 stops7h 58mAmerican Airlines
Sat 4/65:04 pmBRO - STL
1 stop5h 56mAmerican Airlines
Deal found 2/21$334
Thu 3/285:12 amSTL - BRO
1 stop4h 50mAmerican Airlines
Mon 4/17:20 pmBRO - STL
1 stop15h 20mAmerican Airlines
Deal found 2/21$430
Sun 6/165:54 amSTL - BRO
1 stop4h 14mAmerican Airlines
Fri 6/215:09 pmBRO - STL
1 stop5h 15mAmerican Airlines
Deal found 2/21$454
Fri 3/225:12 amSTL - BRO
1 stop4h 50mAmerican Airlines
Fri 3/297:20 pmBRO - STL
1 stop13h 34mAmerican Airlines
Deal found 2/21$490
Sun 3/316:14 amSTL - BRO
2 stops7h 58mAmerican Airlines
Sat 4/65:50 amBRO - STL
2 stops10h 32mAmerican Airlines
Deal found 2/21$511

Cheap United Airlines flights from St. Louis to Brownsville

Explore cheap flight options specifically provided by United Airlines for the route between St. Louis and Brownsville. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 3,442,422 searches. Data last updated February 22, 2024.
Browse through some of the cheapest United Airlines flights traveling from St. Louis to Brownsville. Deals frequently update to provide users with more options.
Sat 4/136:19 amSTL - BRO
1 stop4h 50mUnited Airlines
Tue 4/165:31 pmBRO - STL
1 stop4h 43mUnited Airlines
Deal found 2/20$328
Sat 4/134:52 pmSTL - BRO
1 stop5h 03mUnited Airlines
Tue 4/165:31 pmBRO - STL
2 stops22h 15mUnited Airlines
Deal found 2/20$417
Fri 3/226:15 amSTL - BRO
1 stop5h 15mUnited Airlines
Mon 3/255:20 pmBRO - STL
1 stop4h 51mUnited Airlines
Deal found 2/21$480
Sat 4/138:47 amSTL - BRO
2 stops13h 08mUnited Airlines
Tue 4/165:31 pmBRO - STL
2 stops22h 15mUnited Airlines
Deal found 2/20$515
Fri 3/226:15 amSTL - BRO
1 stop5h 15mUnited Airlines
Mon 3/255:20 pmBRO - STL
2 stops22h 04mUnited Airlines
Deal found 2/21$561

Cheap St. Louis to Brownsville flights in February & March 2024

Find cheap flight options from St. Louis to Brownsville specifically for the months of February and March 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,442,422 searches. Prices were last updated on February 22, 2024.
Scroll through some of the best deals on flights from St. Louis to Brownsville in 2024. If these deals don't appeal to you, be sure to come back soon for more options.
Sun 3/317:01 amSTL - BRO
1 stop7h 11mAmerican Airlines
Sat 4/65:04 pmBRO - STL
1 stop5h 56mAmerican Airlines
Deal found 2/21$266
Sun 3/316:14 amSTL - BRO
2 stops7h 58mAmerican Airlines
Sat 4/65:04 pmBRO - STL
1 stop5h 56mAmerican Airlines
Deal found 2/21$334
Wed 3/275:12 amSTL - BRO
1 stop4h 50mAmerican Airlines
Sun 3/317:20 pmBRO - STL
1 stop15h 20mAmerican Airlines
Deal found 2/22$391
Thu 3/285:12 amSTL - BRO
1 stop4h 50mAmerican Airlines
Mon 4/17:20 pmBRO - STL
1 stop15h 20mAmerican Airlines
Deal found 2/21$430
Wed 3/276:19 amSTL - BRO
2 stops12h 31mAmerican Airlines
Sun 3/317:20 pmBRO - STL
1 stop13h 34mAmerican Airlines
Deal found 2/22$480
Fri 3/225:12 amSTL - BRO
1 stop4h 50mAmerican Airlines
Fri 3/297:20 pmBRO - STL
1 stop13h 34mAmerican Airlines
Deal found 2/21$490
Sun 3/316:14 amSTL - BRO
2 stops7h 58mAmerican Airlines
Sat 4/65:50 amBRO - STL
2 stops10h 32mAmerican Airlines
Deal found 2/21$511
Thu 3/286:19 amSTL - BRO
2 stops12h 31mAmerican Airlines
Mon 4/17:20 pmBRO - STL
1 stop15h 20mAmerican Airlines
Deal found 2/21$553
Fri 3/226:15 amSTL - BRO
1 stop5h 15mUnited Airlines
Mon 3/255:20 pmBRO - STL
2 stops22h 04mUnited Airlines
Deal found 2/21$561

St. Louis to Brownsville 2024 flight deals

Discover exclusive flight deals for travel between St. Louis and Brownsville in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,442,422 searches. Data last updated February 22, 2024.
Scroll through some of the best deals on flights from St. Louis to Brownsville in 2024. If these deals don't appeal to you, be sure to come back soon for more options.
Sat 4/135:00 amSTL - BRO
1 stop5h 00mAmerican Airlines
Tue 4/165:50 amBRO - STL
1 stop4h 46mAmerican Airlines
Deal found 2/21$240
Sat 4/136:05 amSTL - BRO
2 stops10h 29mAmerican Airlines
Tue 4/165:50 amBRO - STL
1 stop4h 46mAmerican Airlines
Deal found 2/21$245
Wed 4/2411:26 amSTL - BRO
1 stop5h 08mAmerican Airlines
Sat 4/275:50 amBRO - STL
1 stop4h 46mAmerican Airlines
Deal found 2/22$266
Wed 4/247:59 amSTL - BRO
2 stops8h 35mAmerican Airlines
Sat 4/275:04 pmBRO - STL
1 stop5h 56mAmerican Airlines
Deal found 2/22$271
Wed 4/246:05 amSTL - BRO
2 stops10h 29mAmerican Airlines
Sat 4/275:50 amBRO - STL
2 stops9h 20mAmerican Airlines
Deal found 2/22$276
Sat 4/136:05 amSTL - BRO
2 stops10h 29mAmerican Airlines
Tue 4/1610:31 amBRO - STL
2 stops9h 58mAmerican Airlines
Deal found 2/21$303
Sat 4/136:19 amSTL - BRO
1 stop4h 50mUnited Airlines
Tue 4/165:31 pmBRO - STL
1 stop4h 43mUnited Airlines
Deal found 2/20$328
Sun 3/316:14 amSTL - BRO
2 stops7h 58mAmerican Airlines
Sat 4/65:04 pmBRO - STL
1 stop5h 56mAmerican Airlines
Deal found 2/21$334
Wed 3/275:12 amSTL - BRO
1 stop4h 50mAmerican Airlines
Sun 3/317:20 pmBRO - STL
1 stop15h 20mAmerican Airlines
Deal found 2/22$391

Find flights from St. Louis to Brownsville within your budget

Customize your flight search to find flights from St. Louis 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, Cheapflights users made 3,442,422 searches. Data last updated February 22, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$240 - $515

Route

Depart

Return

Price

Lambert-St LouisBrownsville South Padre Is. Intl

STL - BRO

STLBRO

Lambert-St Louis

Sat 4/13

1 stop5h 00m

Brownsville South Padre Is. Intl

Tue 4/16

1 stop4h 46m

$240

Lambert-St LouisBrownsville South Padre Is. Intl

STL - BRO

STLBRO

Lambert-St Louis

Sat 4/13

2 stops10h 29m

Brownsville South Padre Is. Intl

Tue 4/16

1 stop4h 46m

$245

Lambert-St LouisBrownsville South Padre Is. Intl

STL - BRO

STLBRO

Lambert-St Louis

Sun 3/31

1 stop7h 11m

Brownsville South Padre Is. Intl

Sat 4/6

1 stop5h 56m

$266

Lambert-St LouisBrownsville South Padre Is. Intl

STL - BRO

STLBRO

Lambert-St Louis

Sat 4/13

2 stops10h 29m

Brownsville South Padre Is. Intl

Tue 4/16

2 stops9h 58m

$303

Lambert-St LouisBrownsville South Padre Is. Intl

STL - BRO

STLBRO

Lambert-St Louis

Sat 4/13

1 stop4h 50m

Brownsville South Padre Is. Intl

Tue 4/16

1 stop4h 43m

$328

Lambert-St LouisBrownsville South Padre Is. Intl

STL - BRO

STLBRO

Lambert-St Louis

Sun 3/31

2 stops7h 58m

Brownsville South Padre Is. Intl

Sat 4/6

1 stop5h 56m

$334

Lambert-St LouisBrownsville South Padre Is. Intl

STL - BRO

STLBRO

Lambert-St Louis

Sat 4/13

1 stop5h 03m

Brownsville South Padre Is. Intl

Tue 4/16

2 stops22h 15m

$417

Lambert-St LouisBrownsville South Padre Is. Intl

STL - BRO

STLBRO

Lambert-St Louis

Fri 3/22

1 stop5h 15m

Brownsville South Padre Is. Intl

Mon 3/25

1 stop4h 51m

$480

Lambert-St LouisBrownsville South Padre Is. Intl

STL - BRO

STLBRO

Lambert-St Louis

Sat 4/13

2 stops13h 08m

Brownsville South Padre Is. Intl

Tue 4/16

2 stops22h 15m

$515

Flights are sorted by cheapest first

Deals found on 2/21

When is the best time to book a flight from St. Louis to Brownsville?

Use this chart to determine the optimal time to book a round-trip flight from St. Louis to Brownsville. Price data was last updated on January 28, 2024.
Booking 19 days in advance of your planned departure date is, on average, the best time to get cheap flights from St. Louis to Brownsville. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Search Deals

When is the cheapest time to fly from St. Louis to Brownsville?

Use this chart to determine the cheapest time to fly round-trip from St. Louis to Brownsville. Price data was last updated on February 18, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their St. Louis to Brownsville flight should consider departing on Tuesday at noon when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Average price of flights to Brownsville by month

Plan your trip from St. Louis to Brownsville by taking into account the cheapest months to travel. The average price of a one-way flight from St. Louis to Brownsville is currently $0 while a round-trip flight costs $348. Price data was last updated on February 18, 2024.

Currently, November is the cheapest month in which you can book a flight from St. Louis to Brownsville (average of $405). Flying from St. Louis to Brownsville in March is currently the most expensive (average of $535). 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.

January

$406

February

$411

March

$535

April

$464

May

$460

June

$514

July

$500

August

$446

September

$426

October

$439

November

$405

December

$441

Temperature and rainfall in Brownsville by month

Plan your trip to Brownsville by taking into account the average temperature and rainfall totals by month.

BRO

Temperature

60.8 - 86 °F

Reviews of airlines servicing Brownsville

Get insights into the airlines that provide service to Brownsville. 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 Brownsville. Reviews last updated February 22, 2024.
Read through reviews of airlines operating flights from St. Louis to Brownsville, such as American Airlines and United Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
7.4
Good
11,872 reviews

Food

6.7

Crew

8.1

Entertainment

7.1

Comfort

7.2

Overall

7.4

Boarding

7.7

Reviews

1 / 10

For those who have to struggle to meet a connecting flight, ✈️ it would be helpful if a U. A. person was meeting those people at an American stopover to assist those passengers thru the back ups with U.S. customs and going thru to meet their next flight!

7.4
Good
11,872 reviews
7.4
Good
11,872 reviews

Food

6.7

Crew

8.1

Entertainment

7.1

Comfort

7.2

Overall

7.4

Boarding

7.7

Reviews

1 / 10

For those who have to struggle to meet a connecting flight, ✈️ it would be helpful if a U. A. person was meeting those people at an American stopover to assist those passengers thru the back ups with U.S. customs and going thru to meet their next flight!

7.3
Good
15,643 reviews
7.4
Good
11,872 reviews

Food

6.7

Crew

8.1

Entertainment

7.1

Comfort

7.2

Overall

7.4

Boarding

7.7

Reviews

1 / 10

For those who have to struggle to meet a connecting flight, ✈️ it would be helpful if a U. A. person was meeting those people at an American stopover to assist those passengers thru the back ups with U.S. customs and going thru to meet their next flight!

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Brownsville. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

Can I find flights from St. Louis to Brownsville for under $300 on Cheapflights?

Yes, there are multiple flights from St. Louis to Brownsville for under $300. The cheapest flight booked recently is on American Airlines for just $240, but on average you can expect to pay $503.

What are the cheapest airlines flying from St. Louis to Brownsville round-trip?

American Airlines, at $240, was found to be the cheapest airline from St. Louis to Brownsville. An alternate airline flying to your destination would be United Airlines. American Airlines is priced at 53% lower than the current average price of a flight leaving 3 months from now.

What does STL to BRO mean?

Great question - STL to BRO just means Lambert-St Louis Airport to Brownsville South Padre Is. Intl Airport. Now you’ll know what these unique codes when you look for flights!

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.

Top 2 airlines flying from St. Louis to Brownsville

Discover the top 2 airlines that operate flights from St. Louis to Brownsville. 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 3,442,422 searches. Data last updated February 22, 2024.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$282Average$376FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
United AirlinesCheapest$337Average$426FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Search flights from St. Louis to Brownsville by cabin class

Find flights from St. Louis to Brownsville, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Book a flight to one of these trending destinations

User searches for flights to these destinations increased 20% or more in the past 90 days compared to other destinations

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from St. Louis to Brownsville?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Brownsville from St. Louis today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from St. Louis to Brownsville?

Cheapflights simply makes it quick and affordable to book flights from St. Louis to Brownsville by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from St. Louis to Brownsville with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from St. Louis to Brownsville, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from St. Louis to Brownsville become cheaper?

Yes, Cheapflights offers price alerts on St. Louis to Brownsville flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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