$63+ Cheap flights from George Bush Intcntl (IAH) 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 11/11. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — STL
Sep 9 — Sep 161
Round-trip
1 adult, Economy
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Find cheap flights from George Bush Intcntl 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.Cheap flight deals from George Bush Intcntl to St. Louis
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Cheapest flights from George Bush Intcntl to St. LouisExplore the most affordable flight options available from George Bush Intcntl to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 10, 2026.
Explore the most affordable flight options available from George Bush Intcntl to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 10, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/146:08 am -
1 stop7h 02m
Mon 9/212:29 pm -
1 stop16h 48m
Deal found 8/6![Frontier logo]()
$142
This Kiwi.com deal was found by Cheapflights users on 8/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/112:08 pm -
1 stop25h 02m
Mon 10/52:29 pm -
1 stop16h 48m
Deal found 8/9![Frontier logo]()
$144
This Kiwi.com deal was found by Cheapflights users on 8/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/179:04 pm -
1 stop16h 06m
Mon 9/212:29 pm -
1 stop16h 48m
Deal found 8/10![Frontier logo]()
$147
This Kiwi.com deal was found by Cheapflights users on 8/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/79:04 pm -
1 stop12h 36m
Sun 10/1110:35 am -
1 stop20h 54m
Deal found 8/5![Frontier logo]()
$148
This Kiwi.com deal was found by Cheapflights users on 8/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/311:32 am -
1 stop5h 50m
Mon 9/76:17 pm -
1 stop13h 03m
Deal found 8/8![Frontier logo]()
$154
This Kiwi.com deal was found by Cheapflights users on 8/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/209:04 pm -
1 stop16h 06m
Wed 9/232:29 pm -
1 stop8h 01m
Deal found 8/7![Frontier logo]()
$155
This Kiwi.com deal was found by Cheapflights users on 8/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/216:08 am -
1 stop7h 02m
Wed 9/232:29 pm -
1 stop8h 01m
Deal found 8/7![Frontier logo]()
$157
This Kiwi.com deal was found by Cheapflights users on 8/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/88:44 pm -
1 stop12h 56m
Thu 10/1510:35 am -
1 stop11h 31m
Deal found 8/8![Frontier logo]()
$159
This Kiwi.com deal was found by Cheapflights users on 8/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/79:04 pm -
1 stop12h 36m
Mon 10/1210:35 am -
1 stop28h 30m
Deal found 8/9![Frontier logo]()
$162
This Kiwi.com deal was found by Cheapflights users on 8/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/108:44 pm -
1 stop12h 56m
Fri 10/1610:35 am -
1 stop28h 30m
Deal found 8/5![Frontier logo]()
$163
Best flights from George Bush Intcntl to St. LouisDiscover carefully curated flight deals from George Bush Intcntl to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 10, 2026.
Discover carefully curated flight deals from George Bush Intcntl to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 10, 2026.
This United Airlines deal was found by Cheapflights users on 8/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1212:04 pm -
Nonstop2h 11m
Mon 9/1411:15 am -
Nonstop2h 17m
Deal found 8/9![United Airlines logo]()
$287
This United Airlines deal was found by Cheapflights users on 8/6. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1011:58 am -
Nonstop2h 12m
Wed 10/148:35 am -
Nonstop2h 17m
Deal found 8/6![United Airlines logo]()
$335
This United Airlines deal was found by Cheapflights users on 8/5. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/106:05 pm -
Nonstop2h 11m
Fri 10/165:36 pm -
1 stop5h 09m
Deal found 8/5![United Airlines logo]()
$361
This United Airlines deal was found by Cheapflights users on 8/5. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/298:20 pm -
Nonstop1h 59m
Sat 1/26:50 pm -
1 stop5h 30m
Deal found 8/5![United Airlines logo]()
$361
This United Airlines deal was found by Cheapflights users on 8/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/412:04 pm -
Nonstop2h 11m
Mon 9/76:15 am -
Nonstop2h 17m
Deal found 8/9![United Airlines logo]()
$367
This United Airlines deal was found by Cheapflights users on 8/5. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/236:15 pm -
Nonstop2h 14m
Wed 8/2611:15 am -
Nonstop2h 17m
Deal found 8/5![United Airlines logo]()
$374
This United Airlines deal was found by Cheapflights users on 8/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/204:20 pm -
Nonstop2h 12m
Wed 9/2311:15 am -
Nonstop2h 17m
Deal found 8/8![United Airlines logo]()
$397
This United Airlines deal was found by Cheapflights users on 8/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/2311:58 am -
Nonstop2h 12m
Sun 10/256:15 am -
Nonstop2h 20m
Deal found 8/9![United Airlines logo]()
$397
This United Airlines deal was found by Cheapflights users on 8/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/811:58 am -
Nonstop2h 12m
Sun 10/116:15 am -
Nonstop2h 12m
Deal found 8/9![United Airlines logo]()
$397
Last-minute flights from George Bush Intcntl to St. LouisDiscover last-minute flight deals from George Bush Intcntl to St. Louis. Data last updated August 10, 2026 and is based on user searches.
Discover last-minute flight deals from George Bush Intcntl to St. Louis. Data last updated August 10, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 8/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2811:32 am -
1 stop5h 50m
Mon 8/316:17 pm -
1 stop13h 03m
Deal found 8/6![Frontier logo]()
$168
This Kiwi.com deal was found by Cheapflights users on 8/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/311:32 am -
1 stop5h 50m
Mon 9/76:17 pm -
1 stop13h 03m
Deal found 8/8![Frontier logo]()
$154
This Kiwi.com deal was found by Cheapflights users on 8/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/146:08 am -
1 stop7h 02m
Mon 9/212:29 pm -
1 stop16h 48m
Deal found 8/6![Frontier logo]()
$142
This Kiwi.com deal was found by Cheapflights users on 8/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/179:04 pm -
1 stop16h 06m
Mon 9/212:29 pm -
1 stop16h 48m
Deal found 8/10![Frontier logo]()
$147
This Kiwi.com deal was found by Cheapflights users on 8/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/186:08 am -
1 stop7h 02m
Mon 9/212:29 pm -
1 stop16h 48m
Deal found 8/6![Frontier logo]()
$169
This Kiwi.com deal was found by Cheapflights users on 8/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/209:04 pm -
1 stop16h 06m
Wed 9/232:29 pm -
1 stop8h 01m
Deal found 8/7![Frontier logo]()
$155
This Kiwi.com deal was found by Cheapflights users on 8/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/216:08 am -
1 stop7h 02m
Wed 9/232:29 pm -
1 stop8h 01m
Deal found 8/7![Frontier logo]()
$157
This Kiwi.com deal was found by Cheapflights users on 8/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/256:08 am -
1 stop7h 02m
Mon 9/282:29 pm -
1 stop16h 48m
Deal found 8/6![Frontier logo]()
$170
One-way flights from George Bush Intcntl to St. LouisSearch for one-way flight options from George Bush Intcntl to St. Louis. Find affordable one-way fares based on user searches. Data last updated August 10, 2026.
Search for one-way flight options from George Bush Intcntl to St. Louis. Find affordable one-way fares based on user searches. Data last updated August 10, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/111:35 pm -
1 stop20h 05m
Deal found 8/10![Frontier logo]()
$63
This Kiwi.com deal was found by Cheapflights users on 8/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/47:00 am -
1 stop26h 40m
Deal found 8/6![Frontier logo]()
$66
This Kiwi.com deal was found by Cheapflights users on 8/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/79:04 pm -
1 stop12h 36m
Deal found 8/8![Frontier logo]()
$67
This Kiwi.com deal was found by Cheapflights users on 8/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/54:32 pm -
1 stop24h 50m
Deal found 8/8![Frontier logo]()
$72
This Kiwi.com deal was found by Cheapflights users on 8/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/108:44 pm -
1 stop12h 56m
Deal found 8/10![Frontier logo]()
$74
This Trip.com deal was found by Cheapflights users on 8/8. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/209:04 pm -
1 stop16h 06m
Deal found 8/8![Frontier logo]()
$75
This Kiwi.com deal was found by Cheapflights users on 8/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/64:32 pm -
1 stop24h 50m
Deal found 8/8![Frontier logo]()
$76
This Kiwi.com deal was found by Cheapflights users on 8/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/88:44 pm -
1 stop12h 56m
Deal found 8/10![Frontier logo]()
$80
This Kiwi.com deal was found by Cheapflights users on 8/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/24:32 pm -
1 stop24h 50m
Deal found 8/6![Frontier logo]()
$82
Find flight deals from George Bush Intcntl to St. Louis
Discover tips and strategies to find the most affordable flight options for your journey from George Bush Intcntl (IAH) to St. Louis (STL). 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 August 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $142 (Kiwi.com) |
One-way from | $63 (Kiwi.com) |
Popular in | April |
Cheapest in | October |
Average price | $490 |
Good round-trip deal | $311 or less |
Good one-way deal | $483 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from George Bush Intcntl 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 10, 2026.
Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to St. Louis that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
HoustonSt. Louis
IAH Houston George Bush Intcntl - STL Lambert-St Louis
IAHSTL
Houston George Bush Intcntl
Sat 9/12
12:04 pm-2:15 pm
Nonstop2h 11m
Lambert-St Louis
Mon 9/14
11:15 am-1:32 pm
Nonstop2h 17m
$287
HoustonSt. Louis
IAH Houston George Bush Intcntl - STL Lambert-St Louis
IAHSTL
Houston George Bush Intcntl
Sat 10/10
11:58 am-2:10 pm
Nonstop2h 12m
Lambert-St Louis
Wed 10/14
8:35 am-10:52 am
Nonstop2h 17m
$335
HoustonSt. Louis
IAH Houston George Bush Intcntl - STL Lambert-St Louis
IAHSTL
Houston George Bush Intcntl
Sat 10/10
6:05 pm-8:16 pm
Nonstop2h 11m
Lambert-St Louis
Fri 10/16
5:36 pm-10:45 pm
1 stop5h 09m
$361
HoustonSt. Louis
IAH Houston George Bush Intcntl - STL Lambert-St Louis
IAHSTL
Houston George Bush Intcntl
Tue 12/29
8:20 pm-10:19 pm
Nonstop1h 59m
Lambert-St Louis
Sat 1/2
6:50 pm-12:20 am
1 stop5h 30m
$361
HoustonSt. Louis
IAH Houston George Bush Intcntl - STL Lambert-St Louis
IAHSTL
Houston George Bush Intcntl
Fri 9/4
12:04 pm-2:15 pm
Nonstop2h 11m
Lambert-St Louis
Mon 9/7
6:15 am-8:32 am
Nonstop2h 17m
$367
HoustonSt. Louis
IAH Houston George Bush Intcntl - STL Lambert-St Louis
IAHSTL
Houston George Bush Intcntl
Sun 8/23
6:15 pm-8:29 pm
Nonstop2h 14m
Lambert-St Louis
Wed 8/26
11:15 am-1:32 pm
Nonstop2h 17m
$374
HoustonSt. Louis
IAH Houston George Bush Intcntl - STL Lambert-St Louis
IAHSTL
Houston George Bush Intcntl
Sun 9/20
4:20 pm-6:32 pm
Nonstop2h 12m
Lambert-St Louis
Wed 9/23
11:15 am-1:32 pm
Nonstop2h 17m
$397
HoustonSt. Louis
IAH Houston George Bush Intcntl - STL Lambert-St Louis
IAHSTL
Houston George Bush Intcntl
Fri 10/23
11:58 am-2:10 pm
Nonstop2h 12m
Lambert-St Louis
Sun 10/25
6:15 am-8:35 am
Nonstop2h 20m
$397
Quickest round-trip
HoustonSt. Louis
IAH Houston George Bush Intcntl - STL Lambert-St Louis
IAHSTL
Houston George Bush Intcntl
Thu 10/8
11:58 am-2:10 pm
Nonstop2h 12m
Lambert-St Louis
Sun 10/11
6:15 am-8:27 am
Nonstop2h 12m
$397
Cheapest one-way
HoustonSt. Louis
IAH Houston George Bush Intcntl - STL Lambert-St Louis
IAHSTL
Houston George Bush Intcntl
Tue 12/29
2:40 pm-4:44 pm
Nonstop2h 04m
$128
Showing 1-10 of 19 resultsSorted by cheapest first
Compare providers for flights from George Bush Intcntl to St. Louis
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from George Bush Intcntl to St. Louis in August.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Houston George Bush Intcntl Airport-St. Louis flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Houston George Bush Intcntl Airport-St. Louis flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Houston George Bush Intcntl Airport-St. Louis flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Houston George Bush Intcntl Airport-St. Louis flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Houston George Bush Intcntl Airport-St. Louis flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from George Bush Intcntl to St. Louis
Have a flexible travel schedule? Discover the best time to fly to St. Louis from George Bush Intcntl with our price prediction graph.
IAH-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 Houston George Bush Intcntl Airport to St. Louis
What is the cheapest month to book a flight from Houston George Bush Intcntl Airport to St. Louis?
Currently, October is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to St. Louis (average of $317). Flying from Houston George Bush Intcntl Airport to St. Louis in April is currently the most expensive (average of $741). 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 IAH to STL?
Find hourly flight availability from George Bush Intcntl 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 10, 2026.
When flying from Houston George Bush Intcntl Airport to St. Louis, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 33% versus a flight in the evening.
What is the cheapest day to fly from Houston George Bush Intcntl Airport to St. Louis?
Use this chart to determine the cheapest time to fly round-trip from George Bush Intcntl to St. Louis. Price data was last updated on August 8, 2026.
Travelers seeking maximum savings on their Houston George Bush Intcntl Airport to St. Louis flight should consider departing on Wednesday evenings when fares are most often at their lowest. Monday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
The best insider tips for Houston George Bush Intcntl Airport to St. Louis flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Houston George Bush Intcntl Airport to St. Louis trip
Our travel experts
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 10, 2026.
Read reviews from past customers who have flown United Airlines and Frontier from Houston George Bush Intcntl Airport to St. Louis. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.3
Boarding
7.7
Food
6.7
Entertainment
7.1
Overall
7.4
Crew
8.1
Reviews
1 / 20
2.0
MediocreSebrena,Oct 2025
IAH - RSW
Comfort
7.3
Boarding
7.7
Food
6.7
Entertainment
7.1
Overall
7.4
Crew
8.1
Reviews
1 / 20
2.0
MediocreSebrena,Oct 2025
IAH - RSW
Comfort
7.3
Boarding
7.7
Food
6.7
Entertainment
7.1
Overall
7.4
Crew
8.1
Reviews
1 / 20
2.0
MediocreSebrena,Oct 2025
IAH - RSW
Related info for your journey
Find useful and relevant information for your journey from George Bush Intcntl 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?
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Chesterfield
Farmington
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George Bush Intcntl and St. Louis flights
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Top 2 airlines flying from George Bush Intcntl to St. Louis
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| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$111 | Average$220 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$245 | Average$491 | FlexibilityNo cancel fee | On-time69% |