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$137+ 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 1/7. Fares are subject to change and may not be available on all flights or dates of travel.
STL — HOU
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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1. Tell us where you want to go

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Cheapflights Tip: The best prices from Lambert-St Louis to Houston Hobby are usually found in September or August, booked 51 days in advance, depart on a Monday or Wednesday and return on a Tuesday

Cheap 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 December 12, 2025.

This Southwest deal was found by Cheapflights users on 12/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/318:15 pmSTL - HOU
Nonstop2h 10mSouthwest
Tue 1/63:00 pmHOU - STL
1 stop4h 05mSouthwest
Deal found 12/9$357
This Southwest deal was found by Cheapflights users on 12/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/315:00 pmSTL - HOU
Nonstop2h 15mSouthwest
Sat 1/35:05 amHOU - STL
Nonstop2h 00mSouthwest
Deal found 12/9$417
This Southwest deal was found by Cheapflights users on 12/11. 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 12/255:45 amSTL - HOU
Nonstop2h 15mSouthwest
Thu 1/18:45 amHOU - STL
Nonstop2h 00mSouthwest
Deal found 12/11$440
This Southwest deal was found by Cheapflights users on 12/11. 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 12/3010:45 pmSTL - HOU
Nonstop2h 10mSouthwest
Fri 1/25:00 amHOU - STL
Nonstop2h 00mSouthwest
Deal found 12/11$448

Find 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 December 12, 2025.

Most accurate provider

Justfly.com
3 stars

Most trusted provider

Justfly.com
3 stars

Round-trip from

$263
(Delta)

One-way from

$137
(Delta)

Popular in

December

Cheapest in

September

Average price

$377

Good round-trip deal

$370 or less

Good one-way deal

$222 or less
Provider with most accurate pricing for Lambert-St Louis-Houston Hobby flight deals.
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Provider most trusted by Cheapflights users for Lambert-St Louis-Houston Hobby flights.
Search Deals
From Lambert-St Louis to Houston Hobby
Search Deals
One-way flight from Lambert-St Louis to Houston Hobby
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($28 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 0% potential price decrease ($4 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from Lambert-St Louis to Houston Hobby.
Search Deals
Price to beat on a one-way flight from Lambert-St Louis to Houston Hobby.
Search Deals

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 December 12, 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

Tue 1/6

7:10 am-10:33 pm

1 stop15h 23m

Houston Hobby

Tue 1/13

5:45 am-2:48 pm

1 stop9h 03m

$263

St. LouisHouston

STL - HOU

STLHOU

Lambert-St Louis

Wed 1/7

10:25 am-2:45 pm

1 stop4h 20m

Houston Hobby

Tue 1/13

2:35 pm-4:30 pm

Nonstop1h 55m

$287

St. LouisHouston

STL - HOU

STLHOU

Lambert-St Louis

Wed 1/7

7:10 am-4:10 pm

1 stop9h 00m

Houston Hobby

Sat 1/10

5:04 pm-11:39 pm

1 stop6h 35m

$300

St. LouisHouston

STL - HOU

STLHOU

Lambert-St Louis

Sat 1/10

5:00 pm-10:33 pm

1 stop5h 33m

Houston Hobby

Wed 1/14

5:45 am-2:48 pm

1 stop9h 03m

$300

St. LouisHouston

STL - HOU

STLHOU

Lambert-St Louis

Sat 1/10

5:00 pm-10:33 pm

1 stop5h 33m

Houston Hobby

Tue 1/13

5:45 am-2:48 pm

1 stop9h 03m

$300

St. LouisHouston

STL - HOU

STLHOU

Lambert-St Louis

Thu 1/8

3:45 pm-10:33 pm

1 stop6h 48m

Houston Hobby

Wed 1/14

5:45 am-11:05 am

1 stop5h 20m

$317

St. LouisHouston

STL - HOU

STLHOU

Lambert-St Louis

Sat 1/10

5:00 pm-10:33 pm

1 stop5h 33m

Houston Hobby

Mon 1/12

5:04 pm-8:53 am

1 stop15h 49m

$318

St. LouisHouston

STL - HOU

STLHOU

Lambert-St Louis

Thu 1/15

5:25 am-7:50 am

Nonstop2h 25m

Houston Hobby

Thu 1/22

4:30 pm-8:35 pm

1 stop4h 05m

$327

St. LouisHouston

STL - HOU

STLHOU

Lambert-St Louis

Sat 2/14

6:35 pm-10:15 pm

1 stop3h 40m

Houston Hobby

Sat 2/21

8:20 am-12:05 pm

1 stop3h 45m

$328

St. LouisHouston

STL - HOU

STLHOU

Lambert-St Louis

Thu 1/8

11:30 am-4:45 pm

1 stop5h 15m

Houston Hobby

Mon 1/12

12:55 pm-5:10 pm

1 stop4h 15m

$332

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Showing 1-10 of 20 results
1
2

Compare providers for flights from St. Louis to Hobby

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 St. Louis to Hobby in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
Justfly.comPrice Accuracy3 starsTrust Score*3 stars
MytripPrice Accuracy3 starsTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*1 star
CheapfaremartPrice Accuracy-Trust Score*1 star
PricelinePrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on St. Louis-Houston Hobby Airport flights, users find the pricing of Justfly.com to be most consistent on Cheapflights vs. Justfly.com Users can find the same prices on St. Louis-Houston Hobby Airport flight deals on Cheapflights vs. Justfly.com >95% of the time. Price accuracy is based on data collected from St. Louis-Houston Hobby Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on St. Louis-Houston Hobby Airport flights, Cheapflights users trust Justfly.com the most. Justfly.com 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 St. Louis-Houston Hobby Airport 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 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 December 5, 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 51 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, January is the cheapest month in which you can book a flight from St. Louis to Houston Hobby Airport (average of $109). Flying from St. Louis to Houston Hobby Airport in March is currently the most expensive (average of $197). 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 December 12, 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 11% 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 December 6, 2025.

Travelers seeking maximum savings on their St. Louis to Houston Hobby Airport flight should consider departing on Monday afternoons when fares are most often at their lowest. Thursday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

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

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 December 12, 2025.
Peruse reviews from past customers who have flown with Southwest, United Airlines, and Spirit 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
7.9
Good
4,253 reviews

Comfort

8.0

Boarding

8.1

Food

7.0

Crew

8.6

Entertainment

7.5

Overall

7.9

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
7.9
Good
4,253 reviews
Southwest
7.9
Good
4,253 reviews

Comfort

8.0

Boarding

8.1

Food

7.0

Crew

8.6

Entertainment

7.5

Overall

7.9

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
United Airlines
7.4
Good
9,095 reviews
Southwest
7.9
Good
4,253 reviews

Comfort

8.0

Boarding

8.1

Food

7.0

Crew

8.6

Entertainment

7.5

Overall

7.9

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Spirit Airlines
6.3
Okay
8,180 reviews
Southwest
7.9
Good
4,253 reviews

Comfort

8.0

Boarding

8.1

Food

7.0

Crew

8.6

Entertainment

7.5

Overall

7.9

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Frontier
5.8
Fair
3,084 reviews
Southwest
7.9
Good
4,253 reviews

Comfort

8.0

Boarding

8.1

Food

7.0

Crew

8.6

Entertainment

7.5

Overall

7.9

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

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 2 outbound flights to Houston Hobby per day from 4 airlines. Lambert-St Louis is conveniently located just 12.7 mi from St. Louis’s city center.

  • How long is the flight from St. Louis to Houston Hobby Airport?

    Delta and Southwest can get you from St. Louis to Houston Hobby Airport in just under 4h 20m. Your travel time can differ by up to 11h 03m. The distance between St. Louis and Houston Hobby Airport is about 688 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    According to our current data, Spirit Airlines ($108), Frontier ($121), and United Airlines ($138) offers the cheapest pricing from St. Louis to Houston Hobby Airport. Spirit Airlines is currently priced 67% 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 Frontier ($69), United Airlines ($95), and Southwest ($108).

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

    The cheapest flight price from St. Louis to Houston Hobby Airport is $193. On average you can expect to pay $388. The most popular route, (Lambert-St Louis - Houston Hobby), can usually be booked for $122.

  • 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, January is the cheapest month in which you can book a flight from St. Louis to Houston Hobby Airport (average of $109). Flying from St. Louis to Houston Hobby Airport in March is currently the most expensive (average of $197). 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 Houston Hobby Airport?

Book flights to Houston Hobby Airport if you plan to visit one of these locations
Sugar Land
Stafford
Pasadena
Kemah
Baytown
Freeport
Webster
West University Place
Texas City
Seabrook
Lake Jackson
Missouri City
Rosenberg
Pearland
League City
Nassau Bay

Browse thousands of different options on Cheapflights for your next trip

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Top 4 airlines flying from St. Louis to Hobby

Discover the top 4 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 December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$127Average$231FlexibilityNo cancel feeOn-time65%
FrontierCheapest$128Average$222FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$138Average$375FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$177Average$363FlexibilityNo cancel feeOn-time63%

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