$324 Cheap Flights from St. Louis (STL) to Beaumont (BPT)

View $324 flight on Mon, Nov 24, 2025Opens in a new window

Popular airlines from St. Louis Lambert Intl. Airport (STL) to Beaumont, TX (BPT-Southeast Texas Regional)

Cheap Flights from St. Louis to Beaumont (STL-BPT)

Prices were available within the past 7 days and start at $324 for one-way flights and $376 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Tue, Jan 13 - Sat, Jan 17
STL
St. Louis
BPT
Beaumont
$376 Roundtrip, found 4 days ago
$376
Roundtrip
found 4 days ago
Select American Airlines flight, departing Tue, Jan 13 from St. Louis to Beaumont, returning Sat, Jan 17, priced at $376 found 4 days ago
American Airlines
Wed, Jan 28 - Sat, Jan 31
STL
St. Louis
BPT
Beaumont
$379 Roundtrip, found 4 days ago
$379
Roundtrip
found 4 days ago
Select American Airlines flight, departing Wed, Jan 28 from St. Louis to Beaumont, returning Sat, Jan 31, priced at $379 found 4 days ago
American Airlines
Tue, Jan 13 - Sat, Jan 17
STL
St. Louis
BPT
Beaumont
$381 Roundtrip, found 4 days ago
$381
Roundtrip
found 4 days ago
Select American Airlines flight, departing Tue, Jan 13 from St. Louis to Beaumont, returning Sat, Jan 17, priced at $381 found 4 days ago
American Airlines
Wed, Jan 28 - Sat, Jan 31
STL
St. Louis
BPT
Beaumont
$385 Roundtrip, found 4 days ago
$385
Roundtrip
found 4 days ago
Select American Airlines flight, departing Wed, Jan 28 from St. Louis to Beaumont, returning Sat, Jan 31, priced at $385 found 4 days ago
American Airlines
Wed, Jan 28 - Sat, Jan 31
STL
St. Louis
BPT
Beaumont
$390 Roundtrip, found 4 days ago
$390
Roundtrip
found 4 days ago
Select American Airlines flight, departing Wed, Jan 28 from St. Louis to Beaumont, returning Sat, Jan 31, priced at $390 found 4 days ago
American Airlines
Wed, Jan 28 - Sat, Jan 31
STL
St. Louis
BPT
Beaumont
$390 Roundtrip, found 4 days ago
$390
Roundtrip
found 4 days ago
Select American Airlines flight, departing Wed, Jan 28 from St. Louis to Beaumont, returning Sat, Jan 31, priced at $390 found 4 days ago
American Airlines
Wed, Jan 28 - Sat, Jan 31
STL
St. Louis
BPT
Beaumont
$396 Roundtrip, found 4 days ago
$396
Roundtrip
found 4 days ago
Select American Airlines flight, departing Wed, Jan 28 from St. Louis to Beaumont, returning Sat, Jan 31, priced at $396 found 4 days ago
American Airlines
Wed, Jan 28 - Sat, Jan 31
STL
St. Louis
BPT
Beaumont
$415 Roundtrip, found 4 days ago
$415
Roundtrip
found 4 days ago
Select American Airlines flight, departing Wed, Jan 28 from St. Louis to Beaumont, returning Sat, Jan 31, priced at $415 found 4 days ago
American Airlines
Wed, Jan 28 - Sat, Jan 31
STL
St. Louis
BPT
Beaumont
$421 Roundtrip, found 4 days ago
$421
Roundtrip
found 4 days ago
Select American Airlines flight, departing Wed, Jan 28 from St. Louis to Beaumont, returning Sat, Jan 31, priced at $421 found 4 days ago
American Airlines
Tue, Mar 17 - Tue, Mar 24
STL
St. Louis
BPT
Beaumont
$424 Roundtrip, found 4 days ago
$424
Roundtrip
found 4 days ago
Select American Airlines flight, departing Tue, Mar 17 from St. Louis to Beaumont, returning Tue, Mar 24, priced at $424 found 4 days ago

Alternative airports near Beaumont

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Southeast Texas Regional BPT. Cheapest option available. Average driving time to city center is 15 minutes. Flights from $495
BPT
Southeast Texas Regional
Cheapest
Average driving time to city center15 min
Flights from $495

Frequently asked questions

How much does a flight from Lambert-St. Louis Intl. Airport (STL) to Southeast Texas Regional Airport (BPT) cost?
Secure a cheap one-way flight from $324 or cheap return flight from $376 from Lambert-St. Louis Intl. Airport (STL) to Southeast Texas Regional Airport (BPT) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Lambert-St. Louis Intl. Airport (STL) to Southeast Texas Regional Airport (BPT)?
January is the least expensive month to fly from STL to BPT. Avoiding peak travel times is often the key to landing a great deal.
What is the cheapest airline that flies from Lambert-St. Louis Intl. Airport (STL) to Southeast Texas Regional Airport (BPT)?
Use the filters on Expedia to compare airlines and find the most affordable carrier that'll take you from STL to BPT. Then, sort your results by "Price (lowest to highest)" to snap up a good deal.
How many flights per day from Lambert-St. Louis Intl. Airport (STL) to Southeast Texas Regional Airport (BPT)?
There are no daily nonstop flights from Lambert-St. Louis Intl. Airport (STL) to Southeast Texas Regional Airport (BPT). But you can opt for flights with layovers. Filter your search results on Expedia to include one or two stops, and you'll be cruising above the clouds in no time.
What day of the week has the most flights from STL to BPT?
You'll typically find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can vary from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Lambert-St. Louis Intl. Airport (STL) to Southeast Texas Regional Airport (BPT)?
To avoid potential delays on the Lambert-St. Louis Intl. Airport (STL) to Southeast Texas Regional Airport (BPT) route, fly before 3 PM. Later departures have a 22% higher chance of being canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Lambert-St. Louis Intl. Airport (STL) to Southeast Texas Regional Airport (BPT) last-minute?
Booking your flight from STL to BPT just before your journey is generally more expensive. But if you're flexible with your itinerary, you could land a cheap last-minute fare.
Is it cheaper to book a STL to BPT flight and hotel package?
You'll typically save money by booking a STL to BPT flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's simple to manage everything in one convenient place. Once you've chosen your preferred accommodations and flights, you can add extras like car rentals, activities and tours.
Can I cancel or change the date of my flight from Lambert-St. Louis Intl. Airport (STL) to Southeast Texas Regional Airport (BPT)?
If you booked your STL to BPT flight within the last 24 hours, you may be able to modify or cancel it without fees. Depending on the airline and the ticket type you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you want more information.

Travel information

Origin airport
Lambert-St. Louis Intl.
Destination airport
Southeast Texas Regional
Airlines serving
American Airlines
Roundtrip price
$375
Distance
641 mi

Book with confidence

St. Louis to Beaumont Flights

The cheapest times to fly from St. Louis to Beaumont

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from St. Louis to Beaumont are during the month of January. You can find some of the cheapest flights from St. Louis to Beaumont with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from St. Louis to Beaumont

Sunday is one of the best days to book for cheap flights from St. Louis to Beaumont: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from St. Louis to Beaumont

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from St. Louis to Beaumont in 2025. You can also book with separate airlines for your outbound and return journeys, from $324 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap St. Louis to Beaumont flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your St. Louis to Beaumont airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

St. Louis to Beaumont Flights

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*Available to One Key members.