What is the cheapest day to fly from St. Louis to South Padre Island?

Travelers seeking maximum savings on their St. Louis to South Padre Island 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.

What are the most popular airlines that fly from St. Louis to South Padre Island?

When booking a flight from St. Louis to South Padre Island, you may want to consider flying on American Airlines, Delta or United Airlines as they are the most popular for this route.

What is the cheapest month to fly from St. Louis to South Padre Island?

The best pricing can be found in the month of October. Prices to South Padre Island from St. Louis average $384. You can even find prices in October for less than $384, as users have found deals to South Padre Island from as low as $220. The month of September appears to be one of the more expensive times to travel to South Padre Island from St. Louis. Flying in the targeted month can save you up to 20%.

What airport do you fly from for flights from St. Louis to South Padre Island?

For a flight from St. Louis to South Padre Island, you will be flying from Lambert-St Louis. Lambert-St Louis (STL) is just 12.7 mi from the center of the city. Lambert-St Louis is the only St. Louis airport and it handles 0 outbound flights to South Padre Island per day. 4 airlines have flights to South Padre Island from Lambert-St Louis on a regular basis.

Can I find deals for flights from St. Louis to South Padre Island that include hotel bookings?

Yes. In addition to deals on St. Louis to South Padre Island flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from St. Louis to South Padre Island?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to South Padre Island.

Can I find deals for business class flights from St. Louis to South Padre Island?

Yes. Cheapflights offers flight deals from St. Louis to South Padre Island by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$259+ Flights from St. Louis to South Padre Island - Compare & Save Big

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Cheap flight deals from St. Louis to South Padre Island

Most accurate provider	FlightHub 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$259 (American Airlines)
Popular in	September
Cheapest in	October
Average price	$433

Provider with most accurate pricing for Lambert-St Louis-Brownsville South Padre Is. Intl flight deals.

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Provider most trusted by Cheapflights users for Lambert-St Louis-Brownsville South Padre Is. Intl flights.

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From Lambert-St Louis to South Padre Island

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High demand for flights, 7% potential price rise

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Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).

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Average for round-trip flights in April 2025

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Find flight deals from St. Louis to South Padre Island

Cheapest flights from St. Louis to South Padre Island
Explore the most affordable flight options available from St. Louis to South Padre Island. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2025.

Tue 5/277:00 amSTL - BRO

1 stop7h 22mAmerican Airlines

Tue 6/35:33 amBRO - STL

1 stop4h 21mAmerican Airlines

Deal found 4/29

$259

Wed 7/96:15 amSTL - BRO

1 stop5h 10mUnited Airlines

Sun 7/135:10 amBRO - STL

1 stop4h 21mUnited Airlines

Deal found 4/29

$329

Best flights from St. Louis to South Padre Island
Discover carefully curated flight deals from St. Louis to South Padre Island that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 29, 2025.

Tue 5/277:00 amSTL - BRO

1 stop7h 22mAmerican Airlines

Tue 6/35:33 amBRO - STL

1 stop4h 21mAmerican Airlines

Deal found 4/29

$259

Wed 7/96:15 amSTL - BRO

1 stop5h 10mUnited Airlines

Sun 7/135:10 amBRO - STL

1 stop4h 21mUnited Airlines

Deal found 4/29

$329

Last-minute flights from St. Louis to South Padre Island
Discover last-minute flight deals from St. Louis to South Padre Island. Data last updated April 29, 2025 and is based on user searches.

Tue 5/277:00 amSTL - BRO

1 stop7h 22mAmerican Airlines

Tue 6/35:33 amBRO - STL

1 stop4h 21mAmerican Airlines

Deal found 4/29

$259

Cheapflights Fare Finder

Use the filters below to find and compare flights from St. Louis to South Padre Island that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

St. LouisBrownsville

STL - BRO

STLBRO

Lambert-St Louis

Tue 5/27

7:00 am-2:22 pm

1 stop7h 22m

Brownsville South Padre Is. Intl

Tue 6/3

5:33 am-9:54 am

1 stop4h 21m

$259

St. LouisBrownsville

STL - BRO

STLBRO

Lambert-St Louis

Wed 7/9

6:15 am-11:25 am

1 stop5h 10m

Brownsville South Padre Is. Intl

Sun 7/13

5:10 am-9:31 am

1 stop4h 21m

$329

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Best time to book a flight from St. Louis to South Padre Island

Have a flexible travel schedule? Discover the best time to fly to South Padre Island from St. Louis with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from St. Louis to South Padre Island

What is the cheapest month to book a flight from St. Louis to South Padre Island?

Currently, April is the cheapest month in which you can book a flight from St. Louis to South Padre Island (average of $267). Flying from St. Louis to South Padre Island in July is currently the most expensive (average of $411). 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.

What is the cheapest time of day to fly from STL to SO9?

When flying from St. Louis to South Padre Island, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in South Padre Island by month

In terms of precipitation, rainfall in South Padre Island ranges from 1.1 - 5.9 inches per month. September is typically the wettest month, when rainfall can reach 5.9 in. February is typically the driest time to visit South Padre Island when rainfall is around 1.1 in.

Temperature in South Padre Island by month

If weather is an important factor for your trip to South Padre Island, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 86.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 60.8 F).

Reviews of airlines servicing South Padre Island

United Airlines

7.4

Good

8,696 reviews

Reviews

1 / 20

2.0

Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

United Airlines

7.4

Good

8,696 reviews

United Airlines

7.4

Good

8,696 reviews

Reviews

1 / 20

2.0

Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

American Airlines

7.2

Good

10,000 reviews

United Airlines

7.4

Good

8,696 reviews

Reviews

1 / 20

2.0

Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

Related info for your journey

What airport do you fly from for flights from St. Louis to South Padre Island?
For a flight from St. Louis to South Padre Island, you will be flying from Lambert-St Louis. Lambert-St Louis (STL) is just 12.7 mi from the center of the city. Lambert-St Louis is the only St. Louis airport and it handles 0 outbound flights to South Padre Island per day. 4 airlines have flights to South Padre Island from Lambert-St Louis on a regular basis.
Can I find deals for flights from St. Louis to South Padre Island that include hotel bookings?
Yes. In addition to deals on St. Louis to South Padre Island flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from St. Louis to South Padre Island?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to South Padre Island.
Can I find deals for business class flights from St. Louis to South Padre Island?
Yes. Cheapflights offers flight deals from St. Louis to South Padre Island by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from St. Louis to South Padre Island?
Currently, April is the cheapest month in which you can book a flight from St. Louis to South Padre Island (average of $267). Flying from St. Louis to South Padre Island in July is currently the most expensive (average of $411). 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.

See more FAQs

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Complete your trip

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Top 4 airlines flying from St. Louis to South Padre Island

Airline	Cheapest	Average	Flexibility	On-time
Southwest	Cheapest$196	Average$313	FlexibilityNo cancel fee	On-time63%
United Airlines	Cheapest$197	Average$412	FlexibilityNo cancel fee	On-time69%
American Airlines	Cheapest$208	Average$382	FlexibilityNo cancel fee	On-time71%
Delta	Cheapest$329	Average$421	FlexibilityNo cancel fee	On-timeN/A

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$259+ Cheap flights from St. Louis (STL) to South Padre Island, TX

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 5/27. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheap flight deals from St. Louis to South Padre Island

Keep the following information in mind while searching for St. Louis to South Padre Island flight deals. Data was last updated April 29, 2025.

Most accurate provider

Most trusted provider

Round-trip from

Popular in

Cheapest in

Average price

Find flight deals from St. Louis to South Padre Island

Cheapest flights from St. Louis to South Padre IslandExplore the most affordable flight options available from St. Louis to South Padre Island. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2025.

Explore the most affordable flight options available from St. Louis to South Padre Island. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from St. Louis to South Padre Island that are best for you.

Best time to book a flight from St. Louis to South Padre Island

Have a flexible travel schedule? Discover the best time to fly to South Padre Island from St. Louis with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from St. Louis to South Padre Island

What is the cheapest month to book a flight from St. Louis to South Padre Island?

What is the cheapest time of day to fly from STL to SO9?

Find hourly flight availability from St. Louis to South Padre Island. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 29, 2025.

Rainfall in South Padre Island by month

Plan your trip to South Padre Island by taking into account the average rainfall totals by month.

Temperature in South Padre Island by month

Plan your trip to South Padre Island by taking into account the average temperature totals by month.

Reviews of airlines servicing South Padre Island

Related info for your journey

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

What airport do you fly from for flights from St. Louis to South Padre Island?

Can I find deals for flights from St. Louis to South Padre Island that include hotel bookings?

How can I find direct flights from St. Louis to South Padre Island?

Can I find deals for business class flights from St. Louis to South Padre Island?

What is the cheapest month to book a flight from St. Louis to South Padre Island?

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.

Alternative routes for St. Louis to South Padre Island

See prices for flight routes from nearby airports that may be better suited for you.

Top 4 airlines flying from St. Louis to South Padre Island

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Cheapest flights from St. Louis to South Padre Island
Explore the most affordable flight options available from St. Louis to South Padre Island. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2025.