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St. Louis

$156+ Cheap flights from Galveston, TX to St. Louis (STL)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/22. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — STL
Jun 23 — Jun 301
Mon 6/23
Mon 6/30
1 adult, Economy
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Cheapflights Tip: The best prices from Galveston to Lambert-St Louis are usually found in April or August, booked 82 days in advance, depart on a Tuesday or Wednesday and return on a Wednesday

Cheap flight deals from Galveston to St. Louis

Keep the following information in mind while searching for Galveston to St. Louis flight deals. Data was last updated June 18, 2025.

Round-trip from

$197
(Southwest)

One-way from

$156
(Southwest)

Popular in

January

Cheapest in

April

Average price

$366
From Galveston to Lambert-St Louis
Search Deals
One-way flight from Galveston to Lambert-St Louis
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($38 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Galveston to St. Louis

Cheapest flights from Galveston to St. Louis
Explore the most affordable flight options available from Galveston to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 18, 2025.

This Southwest deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/75:55 pmHOU - STL
Nonstop2h 00mSouthwest
Mon 8/116:55 pmSTL - HOU
Nonstop2h 00mSouthwest
Deal found 6/16$197
This Delta deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/226:34 pmHOU - STL
1 stop4h 40mDelta
Mon 8/255:11 pmSTL - HOU
1 stop5h 20mDelta
Deal found 6/17$266
This American Airlines deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/36:44 pmHOU - STL
1 stop4h 06mAmerican Airlines
Mon 10/66:05 pmSTL - HOU
1 stop4h 09mAmerican Airlines
Deal found 6/16$269
This Mytrip deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/188:03 pmHOU - STL
2 stops18h 36mMultiple Airlines
Sun 7/206:05 amSTL - HOU
1 stop11h 01mMultiple Airlines
Deal found 6/17$310

Cheapflights Fare Finder

Customize your flight search to find flights from Galveston to St. Louis 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 2,558,603 searches. Data last updated June 18, 2025.
Use the filters below to find and compare flights from Galveston to St. Louis that are best for you.

Fly from

Galveston

Fly to

St. Louis

Route

Depart

Return

Price

HoustonSt. Louis

HOU - STL

HOUSTL

Houston Hobby

Thu 8/7

5:55 pm-7:55 pm

Nonstop2h 00m

Lambert-St Louis

Mon 8/11

6:55 pm-8:55 pm

Nonstop2h 00m

$197

HoustonSt. Louis

HOU - STL

HOUSTL

Houston Hobby

Fri 8/22

6:34 pm-11:14 pm

1 stop4h 40m

Lambert-St Louis

Mon 8/25

5:11 pm-10:31 pm

1 stop5h 20m

$266

HoustonSt. Louis

HOU - STL

HOUSTL

Houston Hobby

Fri 7/18

8:03 pm-2:39 pm

2 stops18h 36m

Lambert-St Louis

Sun 7/20

6:05 am-5:06 pm

1 stop11h 01m

$310

HoustonSt. Louis

HOU - STL

HOUSTL

Houston Hobby

Wed 7/9

5:00 am-9:18 am

1 stop4h 18m

Lambert-St Louis

Thu 7/10

5:30 am-9:40 am

1 stop4h 10m

$357

HoustonSt. Louis

HOU - STL

HOUSTL

Houston Hobby

Fri 8/22

10:00 am-1:35 pm

1 stop3h 35m

$156

HoustonSt. Louis

HOU - STL

HOUSTL

Houston Hobby

Fri 8/15

10:44 am-4:06 pm

1 stop5h 22m

$161

HoustonSt. Louis

HOU - STL

HOUSTL

Houston Hobby

Mon 8/11

8:03 pm-4:31 pm

2 stops20h 28m

$177

HoustonSt. Louis

HOU - STL

HOUSTL

Houston Hobby

Sun 7/20

5:00 am-9:18 am

1 stop4h 18m

$185

HoustonSt. Louis

HOU - STL

HOUSTL

Houston Hobby

Mon 8/25

10:14 am-11:59 pm

2 stops13h 45m

$2,972

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/16

Best time to book a flight from Galveston to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from Galveston 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 Galveston to St. Louis

How far ahead should I book a flight from Galveston to St. Louis?

Use this chart to determine the optimal time to book a round-trip flight from Galveston to St. Louis. Price data was last updated on June 13, 2025.

The best time to book flights from Galveston to St. Louis is 81 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Galveston to St. Louis?

Currently, August is the cheapest month in which you can book a flight from Galveston to St. Louis (average of $311). Flying from Galveston to St. Louis in March is currently the most expensive (average of $356). 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 G4L to STL?

Find hourly flight availability from Galveston to St. Louis. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 18, 2025.

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

What is the cheapest day to fly from Galveston to St. Louis?

Use this chart to determine the cheapest time to fly round-trip from Galveston to St. Louis. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Galveston to St. Louis flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in St. Louis by month

Plan your trip to St. Louis by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in St. Louis ranges from 2.2 - 4.7 inches per month. May is typically the wettest month, when rainfall can reach 4.7 in. February is typically the driest time to visit St. Louis when rainfall is around 2.2 in.

Temperature in St. Louis by month

Plan your trip to St. Louis by taking into account the average temperature totals by month.

If weather is an important factor for your trip to St. Louis, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

Reviews of airlines servicing St. Louis

Get insights into the airlines that provide service to St. Louis. 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 St. Louis. Reviews last updated June 18, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Southwest and Delta from Galveston to St. Louis by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Entertainment

7.1

Food

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Entertainment

7.1

Food

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,280 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Entertainment

7.1

Food

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,964 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Entertainment

7.1

Food

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Entertainment

7.1

Food

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

Find useful and relevant information for your journey from Galveston to St. Louis. 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 into for flights to St. Louis from Galveston?

    Lambert-St Louis (STL) is the airport you will fly into if you book a flight from Galveston to St. Louis. You should not have trouble finding flights to Lambert-St Louis from Galveston; the airport handles an average of 5 inbound flights from Galveston per day. You should also have plenty of airline options to choose from since 4 airlines have flights to the St. Louis airport from Galveston. It is only a 12.7 mi journey from Lambert-St Louis (STL) to St. Louis’s city center.

  • What are the cheapest airlines to fly from Galveston to St. Louis one-way?

    For one-way options, check prices for Southwest. According to our data, you can fly for as low as $156. Users have also found prices from $161 and $185 on Delta and American Airlines, respectively.

  • What are the cheapest flights from Galveston to St. Louis?

    While on average a flight from Galveston to St. Louis is generally $287, our data shows the cheapest flight currently is $123. When looking at the most popular route, (Houston Hobby - Lambert-St Louis), you can expect to pay $169 for that flight.

  • Can I find deals for flights from Galveston to St. Louis that include hotel bookings?

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

  • How can I find direct flights from Galveston to St. Louis?

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

  • Can I find deals for business class flights from Galveston to St. Louis?

    Yes. Cheapflights offers flight deals from Galveston to St. Louis 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 Galveston to St. Louis?

    Currently, August is the cheapest month in which you can book a flight from Galveston to St. Louis (average of $311). Flying from Galveston to St. Louis in March is currently the most expensive (average of $356). 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

Traveling to a place near Galveston?

Book flights to Galveston if you plan to visit one of these locations
O'Fallon
Maryland Heights
Fairview Heights
Collinsville
Eureka
St. Peters
Glencoe
Festus
Alton
Farmington

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Alternative routes for Galveston to St. Louis

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Top 4 airlines flying from Galveston to St. Louis

Discover the top 4 airlines that operate flights from Galveston to St. Louis. 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 2,558,603 searches. Data last updated June 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$106Average$202FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$180Average$339FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$217Average$368FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$239Average$395FlexibilityNo cancel feeOn-time69%

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