$109+ 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 9/28. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — STL
Sep 17 — Sep 241
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Galveston to St. Louis with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Galveston to Lambert-St Louis are usually found in September or October, booked 88 days in advance, depart on a Wednesday or Monday and return on a Tuesday
Cheap flight deals from Galveston to St. Louis
Cheapest
Best
Last-minute
One-way
Cheapest flights from Galveston to St. LouisExplore 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 August 18, 2026.
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 August 18, 2026.
This Southwest deal was found by Cheapflights users on 8/18. 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 9/107:20 am -
Nonstop2h 00m
Mon 9/148:55 pm -
Nonstop2h 05m
Deal found 8/18![Southwest logo]()
$217
This Southwest deal was found by Cheapflights users on 8/16. 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.
Wed 9/305:55 pm -
Nonstop2h 00m
Wed 10/712:15 pm -
2 stops5h 30m
Deal found 8/16![Southwest logo]()
$232
This Southwest deal was found by Cheapflights users on 8/13. 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 9/177:50 pm -
Nonstop2h 05m
Mon 9/218:55 pm -
Nonstop2h 05m
Deal found 8/13![Southwest logo]()
$235
This Southwest deal was found by Cheapflights users on 8/14. 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.
Fri 9/45:30 am -
Nonstop2h 00m
Tue 9/86:00 am -
Nonstop2h 00m
Deal found 8/14![Southwest logo]()
$236
This American Airlines deal was found by Cheapflights users on 8/14. 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.
Tue 9/2911:31 am -
1 stop6h 33m
Wed 10/288:48 am -
1 stop4h 45m
Deal found 8/14![American Airlines logo]()
$237
This Southwest deal was found by Cheapflights users on 8/13. 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.
Fri 10/26:45 pm -
1 stop4h 30m
Mon 10/55:25 am -
1 stop4h 20m
Deal found 8/13![Southwest logo]()
$251
This Southwest deal was found by Cheapflights users on 8/14. 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.
Fri 9/114:05 pm -
Nonstop2h 00m
Fri 9/188:55 pm -
Nonstop2h 05m
Deal found 8/14![Southwest logo]()
$255
Best flights from Galveston to St. LouisDiscover carefully curated flight deals from Galveston to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 18, 2026.
Discover carefully curated flight deals from Galveston to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 18, 2026.
This Southwest deal was found by Cheapflights users on 8/16. 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.
Wed 9/93:55 pm -
Nonstop2h 00m
Wed 9/168:40 am -
Nonstop2h 00m
Deal found 8/16![Southwest logo]()
$217
This Southwest deal was found by Cheapflights users on 8/16. 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.
Wed 9/3011:25 am -
1 stop5h 25m
Wed 10/71:45 pm -
Nonstop2h 00m
Deal found 8/16![Southwest logo]()
$227
This Southwest deal was found by Cheapflights users on 8/14. 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.
Mon 9/284:10 pm -
Nonstop2h 00m
Wed 9/307:15 am -
1 stop4h 05m
Deal found 8/14![Southwest logo]()
$227
This Southwest deal was found by Cheapflights users on 8/16. 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.
Sat 9/261:20 pm -
1 stop3h 30m
Mon 9/285:50 pm -
Nonstop2h 00m
Deal found 8/16![Southwest logo]()
$227
This Southwest deal was found by Cheapflights users on 8/14. 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 9/102:40 pm -
1 stop5h 20m
Mon 9/148:55 pm -
Nonstop2h 05m
Deal found 8/14![Southwest logo]()
$227
This Southwest deal was found by Cheapflights users on 8/13. 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 9/177:50 pm -
Nonstop2h 05m
Mon 9/218:55 pm -
Nonstop2h 05m
Deal found 8/13![Southwest logo]()
$235
This Southwest deal was found by Cheapflights users on 8/17. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/114:05 pm -
Nonstop2h 00m
Mon 9/145:15 am -
Nonstop2h 00m
Deal found 8/17![Southwest logo]()
$236
Last-minute flights from Galveston to St. LouisDiscover last-minute flight deals from Galveston to St. Louis. Data last updated August 18, 2026 and is based on user searches.
Discover last-minute flight deals from Galveston to St. Louis. Data last updated August 18, 2026 and is based on user searches.
This Southwest deal was found by Cheapflights users on 8/14. 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.
Fri 9/45:30 am -
Nonstop2h 00m
Tue 9/86:00 am -
Nonstop2h 00m
Deal found 8/14![Southwest logo]()
$236
This Southwest deal was found by Cheapflights users on 8/13. 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.
Sat 9/52:40 pm -
Nonstop2h 00m
Sun 9/68:20 am -
Nonstop2h 00m
Deal found 8/13![Southwest logo]()
$199
This Southwest deal was found by Cheapflights users on 8/14. 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 9/107:20 am -
Nonstop2h 00m
Mon 9/145:15 am -
Nonstop2h 00m
Deal found 8/14![Southwest logo]()
$217
This Southwest deal was found by Cheapflights users on 8/13. 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 9/177:50 pm -
Nonstop2h 05m
Mon 9/218:55 pm -
Nonstop2h 05m
Deal found 8/13![Southwest logo]()
$235
This American Airlines deal was found by Cheapflights users on 8/14. 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.
Tue 9/2911:31 am -
1 stop6h 33m
Wed 10/288:48 am -
1 stop4h 45m
Deal found 8/14![American Airlines logo]()
$237
This Southwest deal was found by Cheapflights users on 8/15. 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.
Wed 9/305:55 pm -
Nonstop2h 00m
Wed 10/712:15 pm -
2 stops5h 30m
Deal found 8/15![Southwest logo]()
$232
One-way flights from Galveston to St. LouisSearch for one-way flight options from Galveston to St. Louis. Find affordable one-way fares based on user searches. Data last updated August 18, 2026.
Search for one-way flight options from Galveston to St. Louis. Find affordable one-way fares based on user searches. Data last updated August 18, 2026.
This Southwest deal was found by Cheapflights users on 8/17. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/285:30 am -
Nonstop2h 00m
Deal found 8/17![Southwest logo]()
$109
This Southwest deal was found by Cheapflights users on 8/13. 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.
Mon 9/75:30 am -
Nonstop2h 00m
Deal found 8/13![Southwest logo]()
$118
This American Airlines deal was found by Cheapflights users on 8/14. 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.
Wed 9/2311:31 am -
1 stop6h 33m
Deal found 8/14![American Airlines logo]()
$119
This Southwest deal was found by Cheapflights users on 8/17. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/1511:20 am -
2 stops5h 05m
Deal found 8/17![Southwest logo]()
$124
This Southwest deal was found by Cheapflights users on 8/17. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/115:30 am -
Nonstop2h 00m
Deal found 8/17![Southwest logo]()
$128
This KAYAK deal was found by Cheapflights users on 8/14. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2111:12 am -
1 stop7h 03m
Deal found 8/14![Delta logo]()
$135
This Southwest deal was found by Cheapflights users on 8/14. 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.
Sat 9/268:10 am -
2 stops7h 15m
Deal found 8/14![Southwest logo]()
$143
This Southwest deal was found by Cheapflights users on 8/13. 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.
Sat 9/128:10 am -
2 stops7h 20m
Deal found 8/13![Southwest logo]()
$149
This Delta deal was found by Cheapflights users on 8/15. 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.
Mon 10/126:09 am -
1 stop17h 45m
Deal found 8/15![Delta logo]()
$155
This American Airlines deal was found by Cheapflights users on 8/14. 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.
Mon 9/146:19 pm -
1 stop5h 24m
Deal found 8/14![American Airlines logo]()
$159
Find 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 August 18, 2026.
Round-trip from | $217 (Southwest) |
|---|---|
One-way from | $109 (Southwest) |
Popular in | March |
Cheapest in | September |
Average price | $390 |
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 August 18, 2026.
Use the filters below to find and compare flights from Galveston to St. Louis that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
HoustonSt. Louis
HOU Houston Hobby - STL Lambert-St Louis
HOUSTL
Houston Hobby
Wed 9/9
3:55 pm-5:55 pm
Nonstop2h 00m
Lambert-St Louis
Wed 9/16
8:40 am-10:40 am
Nonstop2h 00m
$217
HoustonSt. Louis
HOU Houston Hobby - STL Lambert-St Louis
HOUSTL
Houston Hobby
Wed 9/30
11:25 am-4:50 pm
1 stop5h 25m
Lambert-St Louis
Wed 10/7
1:45 pm-3:45 pm
Nonstop2h 00m
$227
HoustonSt. Louis
HOU Houston Hobby - STL Lambert-St Louis
HOUSTL
Houston Hobby
Mon 9/28
4:10 pm-6:10 pm
Nonstop2h 00m
Lambert-St Louis
Wed 9/30
7:15 am-11:20 am
1 stop4h 05m
$227
HoustonSt. Louis
HOU Houston Hobby - STL Lambert-St Louis
HOUSTL
Houston Hobby
Sat 9/26
1:20 pm-4:50 pm
1 stop3h 30m
Lambert-St Louis
Mon 9/28
5:50 pm-7:50 pm
Nonstop2h 00m
$227
HoustonSt. Louis
HOU Houston Hobby - STL Lambert-St Louis
HOUSTL
Houston Hobby
Thu 9/10
2:40 pm-8:00 pm
1 stop5h 20m
Lambert-St Louis
Mon 9/14
8:55 pm-11:00 pm
Nonstop2h 05m
$227
HoustonSt. Louis
HOU Houston Hobby - STL Lambert-St Louis
HOUSTL
Houston Hobby
Thu 9/17
7:50 pm-9:55 pm
Nonstop2h 05m
Lambert-St Louis
Mon 9/21
8:55 pm-11:00 pm
Nonstop2h 05m
$235
HoustonSt. Louis
HOU Houston Hobby - STL Lambert-St Louis
HOUSTL
Houston Hobby
Fri 9/11
4:05 pm-6:05 pm
Nonstop2h 00m
Lambert-St Louis
Mon 9/14
5:15 am-7:15 am
Nonstop2h 00m
$236
Cheapest one-way
Quickest one-way
HoustonSt. Louis
HOU Houston Hobby - STL Lambert-St Louis
HOUSTL
Houston Hobby
Thu 10/15
9:00 am-11:00 am
Nonstop2h 00m
$109
HoustonSt. Louis
HOU Houston Hobby - STL Lambert-St Louis
HOUSTL
Houston Hobby
Wed 9/16
10:35 am-12:40 pm
Nonstop2h 05m
$109
HoustonSt. Louis
HOU Houston Hobby - STL Lambert-St Louis
HOUSTL
Houston Hobby
Mon 9/7
5:30 am-7:30 am
Nonstop2h 00m
$109
Showing 1-10 of 18 resultsSorted by cheapest first
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.
HOU-STL
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
G4L-STL
HOU-STL
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 August 18, 2026.
Unlike in the evening, when flights are generally more expensive, you can save up to 25% on flights from Galveston to St. Louis by exploring options for tickets in the morning.
How much does it cost to fly round-trip from Galveston to St. Louis?
Airfare is below average for this route at the moment.
Galveston to St. Louis flights typically cost between $275 and $726 in September.The cheapest round-trip price found within the last 5 days was $217 on Southwest (Sep 10-Sep 14).
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 August 15, 2026.
Travelers seeking maximum savings on their Galveston to St. Louis flight should consider departing on Wednesday at noon 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.
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 August 18, 2026.
Get a feel of what it's like to fly with Southwest,United Airlines, andFrontier from Galveston to St. Louis by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
8.0
Entertainment
7.5
Boarding
8.1
Crew
8.6
Food
7.0
Overall
8.0
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Comfort
8.0
Entertainment
7.5
Boarding
8.1
Crew
8.6
Food
7.0
Overall
8.0
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Comfort
8.0
Entertainment
7.5
Boarding
8.1
Crew
8.6
Food
7.0
Overall
8.0
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Comfort
8.0
Entertainment
7.5
Boarding
8.1
Crew
8.6
Food
7.0
Overall
8.0
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
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.
Traveling to a place near St. Louis?
Book flights to St. Louis if you plan to visit one of these locationsEdwardsville
Fairview Heights
O'Fallon
Fenton
Swansea
Eureka
Maryland Heights
Collinsville
Wentzville
Glencoe
Chesterfield
Farmington
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
Complete your trip
Flights by cabin class
Other flight options
Popular flights
St. Louis flight routes
Top destinations
Alternative routes for Galveston to St. Louis
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to St. Louis by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Galveston to St. Louis by cabin class
Find flights from Galveston to St. Louis, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Galveston and St. Louis flights
Browse other Galveston and St. Louis flight options. Last updated on August 18, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to St. Louis
Explore flights to St. Louis departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on August 18, 2026.
Galveston to St. Louis flights
Consider these flights traveling from Galveston to St. Louis.
Top 3 airlines flying from Galveston to St. Louis
Discover the top 3 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 August 18, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$111 | Average$223 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$149 | Average$455 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$271 | Average$413 | FlexibilityNo cancel fee | On-time63% |