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$99+ Cheap flights from St. Louis (STL) to Hobby (HOU)

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 9/8. Fares are subject to change and may not be available on all flights or dates of travel.
STL — HOU
Jul 7 — Jul 141
Mon 7/7
Mon 7/14
1 adult, Economy
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Cheapflights Tip: The best prices from Lambert-St Louis to Houston Hobby are usually found in September or August, booked 79 days in advance, depart on a Wednesday or Monday and return on a Tuesday

Cheap flight deals from St. Louis to Hobby

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Hobby (HOU). 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 July 2, 2025.

Round-trip from

$197
(Southwest)

One-way from

$99
(Southwest)

Popular in

January

Cheapest in

September

Average price

$350

Good round-trip deal

$336 or less

Good one-way deal

$208 or less
From Lambert-St Louis to Houston Hobby
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One-way flight from Lambert-St Louis to Houston Hobby
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Highest demand for flights based on searches. 6% potential increase in price ($23 potential increase over avg. RT price).
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Cheapest flight prices on average. 0% potential price decrease ($3 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Price to beat on a round-trip flight from Lambert-St Louis to Houston Hobby.
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Price to beat on a one-way flight from Lambert-St Louis to Houston Hobby.
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Find flight deals from St. Louis to Hobby

Cheapest flights from St. Louis to Hobby
Explore the most affordable flight options available from St. Louis to Hobby. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 2, 2025.

This Southwest deal was found by Cheapflights users on 7/1. 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 8/79:30 pmSTL - HOU
Nonstop2h 00mSouthwest
Tue 8/125:35 amHOU - STL
Nonstop2h 00mSouthwest
Deal found 7/1$197
This Delta deal was found by Cheapflights users on 6/30. 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.
Wed 8/137:00 amSTL - HOU
1 stop5h 10mDelta
Wed 8/2010:22 amHOU - STL
1 stop4h 19mDelta
Deal found 6/30$217
This American Airlines deal was found by Cheapflights users on 7/1. 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.
Thu 10/2310:10 amSTL - HOU
1 stop7h 31mAmerican Airlines
Sat 10/256:00 amHOU - STL
1 stop5h 51mAmerican Airlines
Deal found 7/1$244

Cheapflights Fare Finder

Customize your flight search to find flights from St. Louis to Hobby 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 July 2, 2025.
Use the filters below to find and compare flights from St. Louis to Houston Hobby Airport that are best for you.

Fly from

St. Louis

Fly to

Hobby

Route

Depart

Return

Price

St. LouisHouston

STL - HOU

STLHOU

Lambert-St Louis

Thu 8/7

6:55 pm-8:55 pm

Nonstop2h 00m

Houston Hobby

Tue 8/12

2:00 pm-4:00 pm

Nonstop2h 00m

$197

St. LouisHouston

STL - HOU

STLHOU

Lambert-St Louis

Wed 8/13

6:00 am-12:10 pm

1 stop6h 10m

Houston Hobby

Wed 8/20

6:00 am-12:31 pm

1 stop6h 31m

$217

St. LouisHouston

STL - HOU

STLHOU

Lambert-St Louis

Fri 8/1

5:30 am-9:40 am

1 stop4h 10m

Houston Hobby

Fri 8/15

10:14 am-4:49 pm

1 stop6h 35m

$358

St. LouisHouston

STL - HOU

STLHOU

Lambert-St Louis

Mon 9/8

12:35 pm-2:35 pm

Nonstop2h 00m

$99

St. LouisHouston

STL - HOU

STLHOU

Lambert-St Louis

Thu 8/14

7:00 am-12:10 pm

1 stop5h 10m

$109

St. LouisHouston

STL - HOU

STLHOU

Lambert-St Louis

Sun 8/17

8:00 am-5:24 pm

1 stop9h 24m

$144

St. LouisHouston

STL - HOU

STLHOU

Lambert-St Louis

Fri 8/15

2:30 pm-11:06 am

2 stops20h 36m

$176

St. LouisHouston

STL - HOU

STLHOU

Lambert-St Louis

Mon 7/14

5:30 am-9:40 am

1 stop4h 10m

$219

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/2

The best insider tips for St. Louis to Houston Hobby Airport flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your St. Louis to Houston Hobby Airport trip
Airports
STL

For a quick security check, aim for off-peak times at STL, where waits average 5-10 minutes. Check real-time wait times online.

Read more about STLby Taryn White
HOU

Use a map app with real-time traffic info when traveling to HOU to avoid I-45 congestion during peak hours.

Read more about HOUby Scott Laird
Our travel experts
Taryn White

Taryn White

Expert on STL

Taryn White

Taryn White

Taryn White is a freelance travel writer, digital creator, and travel advisor who has visited nearly 100 countries and all 50 states. She’s familiar with many airports and enjoys beach hopping, boutique hotels, spa experiences, and exploring local culture. Her work has appeared in Travel + Leisure, Condé Nast Traveler, National Geographic, Smithsonian Magazine, AFAR, and more.

Read more
Scott Laird

Scott Laird

Expert on HOU

Scott Laird

Scott Laird

Originally from Anchorage, Alaska, Scott is a frequent contributor to Fodor’s Travel Guide, Conde Nast Traveler, TravelAge West, and TravelPulse. He holds a Bachelor of Science in Organizational Management from Alaska Pacific University and a Master of Science in Airline Management from Embry-Riddle Aeronautical University, and has worked in the airline and hotel industries and as a travel consultant.

Read more

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

Have a flexible travel schedule? Discover the best time to fly to Hobby 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 Houston Hobby Airport

How far ahead should I book a flight from St. Louis to Houston Hobby Airport?

Use this chart to determine the optimal time to book a round-trip flight from St. Louis to Hobby. Price data was last updated on June 27, 2025.

The price you pay for your flight from St. Louis to Houston Hobby Airport may vary depending on when you book. For the best chance of a lower fare, look to book 72 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from St. Louis to Houston Hobby Airport?

Currently, September is the cheapest month in which you can book a flight from St. Louis to Houston Hobby Airport (average of $230). Flying from St. Louis to Houston Hobby Airport in March is currently the most expensive (average of $332). 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 HOU?

Find hourly flight availability from St. Louis to Hobby. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 2, 2025.

A simple way to save on the total cost of your ticket is to fly from St. Louis to Houston Hobby Airport in the evening. If you’re flexible enough to do this you can expect to save up to 13% on your trip compared to booking a flight in the morning.

What is the cheapest day to fly from St. Louis to Houston Hobby Airport?

Use this chart to determine the cheapest time to fly round-trip from St. Louis to Hobby. Price data was last updated on June 29, 2025.

Travelers seeking maximum savings on their St. Louis to Houston Hobby Airport flight should consider departing on Monday 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.

How much does it cost to fly round-trip from St. Louis to Houston Hobby Airport?

Reviews of airlines servicing Hobby

Get insights into the airlines that provide service to Hobby. 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 Hobby. Reviews last updated July 2, 2025.
Peruse reviews from past customers who have flown with Southwest, Delta, and American Airlines from St. Louis to Houston Hobby Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,272 reviews

Entertainment

7.6

Food

7.0

Boarding

8.2

Overall

8.0

Crew

8.6

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Southwest
8.0
Very good
4,272 reviews
Southwest
8.0
Very good
4,272 reviews

Entertainment

7.6

Food

7.0

Boarding

8.2

Overall

8.0

Crew

8.6

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Delta
8.0
Very good
7,983 reviews
Southwest
8.0
Very good
4,272 reviews

Entertainment

7.6

Food

7.0

Boarding

8.2

Overall

8.0

Crew

8.6

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,272 reviews

Entertainment

7.6

Food

7.0

Boarding

8.2

Overall

8.0

Crew

8.6

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Sun Country Air
6.9
Okay
340 reviews
Southwest
8.0
Very good
4,272 reviews

Entertainment

7.6

Food

7.0

Boarding

8.2

Overall

8.0

Crew

8.6

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Hobby. 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 Houston Hobby?

    Most people fly from Lambert-St Louis (STL) if they book a flight from St. Louis to Houston Hobby. On average, Lambert-St Louis has 3 outbound flights to Houston Hobby per day from 5 airlines. Lambert-St Louis is conveniently located just 12.7 mi from St. Louis’s city center.

  • What are the cheapest airlines flying from St. Louis to Houston Hobby Airport round-trip?

    According to our current data, Southwest ($197), and Delta ($217) offers the cheapest pricing from St. Louis to Houston Hobby Airport. Southwest is currently priced 43% below the average price you’ll pay for this route.

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

    The cheapest airlines for a one-way flight from St. Louis to Houston Hobby Airport are Southwest ($99), Delta ($109), and Sun Country Air ($144).

  • What are the cheapest flights from St. Louis to Houston Hobby Airport?

    The cheapest flight price from St. Louis to Houston Hobby Airport is $124. On average you can expect to pay $304. The most popular route, (Lambert-St Louis - Houston Hobby), can usually be booked for $139.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from St. Louis to Hobby 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 Houston Hobby Airport?

    Currently, September is the cheapest month in which you can book a flight from St. Louis to Houston Hobby Airport (average of $230). Flying from St. Louis to Houston Hobby Airport in March is currently the most expensive (average of $332). 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 St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
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Top 5 airlines flying from St. Louis to Hobby

Discover the top 5 airlines that operate flights from St. Louis to Hobby. 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 July 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$107Average$205FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$116Average$313FlexibilityNo cancel feeOn-time65%
SouthwestCheapest$197Average$374FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$215Average$382FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$266Average$394FlexibilityNo cancel feeOn-time71%

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