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Cheap flight deals from St. Louis to Houston Starting at €48

Discover our range of affordable one-way and round-trip flights from St. Louis to Houston and kick-start your next adventure today!

  • One way
  • Round-trip
      • Cheapest nonstop
        STL21:15
        2h 10m
        Nonstop
        HOU23:25
        Tue, Mar 18|St. Louis - Houston|Southwest Airlines
        €107€127
        16% OFF
        16% OFF
        €127€107

        Choose Southwest Airlines flights from St. Louis to Houston. The one-way direct flight with Southwest Airlines departs from St. Louis Lambert International Airport on Tue, Mar 18, arriving at William P. Hobby Airport. One-way Prices start from €107 including taxes and charges.

      • STL22:00
        2h 10m
        Nonstop
        HOU00:10
        Sat, Mar 22|St. Louis - Houston|Southwest Airlines
        €107€127
        16% OFF
        16% OFF
        €127€107

        Choose Southwest Airlines flights from St. Louis to Houston. The one-way direct flight with Southwest Airlines departs from St. Louis Lambert International Airport on Sat, Mar 22, arriving at William P. Hobby Airport. One-way Prices start from €107 including taxes and charges.

      • STL10:36
        6h 43m
        1 stop
        IAH17:19
        Mon, Mar 10|St. Louis - Houston|Frontier Airlines
        €48€127
        62% OFF
        62% OFF
        €127€48

        Choose Frontier Airlines flights from St. Louis to Houston. The one-way connecting flight with Frontier Airlines departs from St. Louis Lambert International Airport on Mon, Mar 10, arriving at George Bush Intercontinental Airport. One-way Prices start from €48 including taxes and charges.

      • STL18:43
        16h 24m
        1 stop
        IAH11:07
        Wed, Mar 5|St. Louis - Houston|Frontier Airlines
        €54
        €54

        Choose Frontier Airlines flights from St. Louis to Houston. The one-way connecting flight with Frontier Airlines departs from St. Louis Lambert International Airport on Wed, Mar 5, arriving at George Bush Intercontinental Airport. One-way Prices start from €54 including taxes and charges.

      • STL17:20
        16h 52m
        1 stop
        IAH10:12
        Mon, Mar 3|St. Louis - Houston|Frontier Airlines
        €54
        €54

        Choose Frontier Airlines flights from St. Louis to Houston. The one-way connecting flight with Frontier Airlines departs from St. Louis Lambert International Airport on Mon, Mar 3, arriving at George Bush Intercontinental Airport. One-way Prices start from €54 including taxes and charges.

      • STL20:52
        14h 15m
        1 stop
        IAH11:07
        Sat, Mar 1|St. Louis - Houston|Frontier Airlines
        €56
        €56

        Choose Frontier Airlines flights from St. Louis to Houston. The one-way connecting flight with Frontier Airlines departs from St. Louis Lambert International Airport on Sat, Mar 1, arriving at George Bush Intercontinental Airport. One-way Prices start from €56 including taxes and charges.

      • STL17:24
        22h 36m
        1 stop
        IAH16:00
        Wed, Mar 26|St. Louis - Houston|Frontier Airlines
        €57
        €57

        Choose Frontier Airlines flights from St. Louis to Houston. The one-way connecting flight with Frontier Airlines departs from St. Louis Lambert International Airport on Wed, Mar 26, arriving at George Bush Intercontinental Airport. One-way Prices start from €57 including taxes and charges.

      • STL17:41
        17h 4m
        1 stop
        IAH10:45
        Sat, Apr 26|St. Louis - Houston|Frontier Airlines
        €57
        €57

        Choose Frontier Airlines flights from St. Louis to Houston. The one-way connecting flight with Frontier Airlines departs from St. Louis Lambert International Airport on Sat, Apr 26, arriving at George Bush Intercontinental Airport. One-way Prices start from €57 including taxes and charges.

      • STL18:43
        16h 24m
        1 stop
        IAH11:07
        Wed, Feb 26|St. Louis - Houston|Frontier Airlines
        €58
        €58

        Choose Frontier Airlines flights from St. Louis to Houston. The one-way connecting flight with Frontier Airlines departs from St. Louis Lambert International Airport on Wed, Feb 26, arriving at George Bush Intercontinental Airport. One-way Prices start from €58 including taxes and charges.

      • STL17:20
        22h 43m
        1 stop
        IAH16:03
        Tue, Feb 25|St. Louis - Houston|Frontier Airlines
        €61
        €61

        Choose Frontier Airlines flights from St. Louis to Houston. The one-way connecting flight with Frontier Airlines departs from St. Louis Lambert International Airport on Tue, Feb 25, arriving at George Bush Intercontinental Airport. One-way Prices start from €61 including taxes and charges.

      • STL01:00 pm
        3h 5m
        Nonstop
        HOU02:00 pm
        Fri, Feb 21|St. Louis - Houston|Southwest Airlines
        Find More Flights
        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

St. Louis to Houston flight time & flight schedules

Flight info.
Departure
Arrival
Weekly Schedule

  1. UA6199

    United Airlines

    06:15

    STL

    2.4h

    Nonstop

    08:41

    IAH

    SMTWTFS
    Search

  2. WN1763

    Southwest Airlines

    08:25

    STL

    2.3h

    Nonstop

    10:40

    HOU

    SMTWT-S
    Search

  3. DL1571

    Delta Air Lines

    10:10

    STL

    1.6h

    12:46

    ATL

    SMTWTFS
    Search

  4. DL1223

    Delta Air Lines

    14:49

    ATL

    2.3h

    16:04

    IAH

    SMTWTFS

  5. AA1362

    American Airlines

    11:25

    STL

    2.1h

    13:31

    DFW

    SMTWTFS
    Search

  6. AA3629

    American Airlines

    14:27

    DFW

    1.2h

    15:39

    HOU

    SMTWTFS

  7. F92636

    Frontier Airlines

    17:20

    STL

    2.5h

    20:51

    MCO

    SMTWTFS
    Search

  8. F93469

    Frontier Airlines

    13:34

    MCO

    2.9h

    15:26

    IAH

    SMTWTFS

  9. AA2487

    American Airlines

    17:37

    STL

    2.2h

    19:48

    DFW

    SMTWTFS
    Search

  10. AA3579

    American Airlines

    22:41

    DFW

    1.1h

    23:50

    HOU

    SMTWTFS

  11. AA2487

    American Airlines

    17:37

    STL

    2.2h

    19:48

    DFW

    SMTWTFS
    Search

  12. AA2209

    American Airlines

    20:50

    DFW

    1.3h

    22:10

    IAH

    SMTWTFS

  13. DL1485

    Delta Air Lines

    17:40

    STL

    1.8h

    20:25

    ATL

    SMTWTFS
    Search

  14. DL1601

    Delta Air Lines

    22:40

    ATL

    2.3h

    23:56

    IAH

    SMTWTFS

  15. DL1485

    Delta Air Lines

    17:40

    STL

    1.8h

    20:25

    ATL

    SMTWTFS
    Search

  16. DL2051

    Delta Air Lines

    20:30

    ATL

    2.2h

    21:41

    HOU

    SMTWTFS

  17. F92017

    Frontier Airlines

    21:55

    STL

    3.8h

    23:41

    LAS

    S--WT-S
    Search

  18. F91966

    Frontier Airlines

    06:00

    LAS

    3.2h

    11:10

    IAH

    S-TWTFS
Find more flights and airlines

When is the cheapest time to fly from St. Louis to Houston?

Explore the best time to buy affordable tickets to Houston with our price trend chart, which predicts how flight prices will change in the coming weeks from previous data.

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Frequently Asked Questions

  • When are flight tickets from St. Louis (STL) to Houston (HOU) the cheapest?

    Airlines adjust prices for flights from St. Louis to Houston based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much do flights from St. Louis (STL) to Houston (HOU) cost?

    According to Trip.com's data, the lowest price is around €301.

  • How long does it take to fly from St. Louis (STL) to Houston (HOU)?

    It takes about 2 hours 58 minutes to fly from St. Louis (STL) to Houston (HOU).

  • What are the most popular airlines that fly from St. Louis (STL) to Houston (HOU)?

    Airlines with flights from St. Louis (STL) to Houston (HOU): United Airlines, Southwest Airlines, Air New Zealand, Copa Airlines and Virgin Australia.

  • What's the most popular airline for non-stop flights from St. Louis (STL) to Houston (HOU)?

    United Airlines operates 1 non-stop flights from St. Louis (STL) to Houston (HOU).

  • How many airports are there in Houston (HOU)?

    There are 2 airport(s) near Houston (HOU): William P. Hobby Airport and George Bush Intercontinental Airport.

How to find a cheap flight from St. Louis to Houston

If you don’t know some of the key things to look out for when buying flight tickets, prices can often end up sky high or, worse, sold out! We’ve carefully compiled our six most important steps to help ensure you’re getting the best deals when planning your next journey.
1
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
2
Compare Flight Prices
Compare prices on travel agency and airline websites.
3
Look Out for Deals
Check airline and travel agency websites for latest flight deals
4
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
5
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
6
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com

Flight Info | St. Louis to Houston

Cheapest direct flight price€48
Cheapest return ticket price€164
Off-season for travelMarch
Peak season for travelNovember
Flight distance1,102.16 km
Average flight time2 hours 58 minutes
Popular airlineAmerican Airlines

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