Cheap Flight Deals From Houston (HOU) to St. Louis (STL) Starting at $64

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This Weekend's Flight Deals from Houston to St. Louis

This weekend's flight prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.

Airfares from $64 One Way, $118 Round Trip from Houston to St. Louis

Prices starting at $118 for return flights and $64 for one-way flights to St. Louis were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.

More About Flying To St. Louis from Houston

Route Information for Flights from Houston to St. Louis

Origin Airport IATA Code
Destination Airport IATA Code
667 mi
Direct Flight Airlines
Emirates, ANA, Copa Airlines, Air New Zealand, United Airlines
Earliest Flight Arrival
3:04PM UTC
Latest Flight Arrival
2:59AM UTC

Fly from Houston to St Louis

If you love architecture, zoos, parks and gardens, St Louis is the perfect destination for you. Visit places like the iconic Gateway Arch as well as Forest park during your stay. You can fly from Houston to St Louis out of the George Bush Intercontinental Airport (IAH), and you can get there by taking the 8 freeway to Hardy Toll Road. Once you depart, the flight time is about an hour and 45 minutes.


For travelers who love sports, you ll be able to catch a home game when the Cardinals are playing at Bush Stadium off the 64 freeway. The stadium is within walking distance of The Gateway Arch, which crosses the Mississippi River. Here, you can take tours to learn about the early expansion of the United States. The St Louis Zoo is 6 miles west of the stadium and arch, and it s filled with majestic animals from around the globe like polar bears, zebras, kangaroos and gorillas.

Hints and tips

You ll arrive at Lambert St Louis International Airport (STL). St Louis can get cold in the winter with temperatures ranging between 28 and 45 degrees, and the summers have highs of 89 degrees with some humidity. If you re in town on a Friday, head down to Tower Grove Park when all the local food trucks gather around to serve quick, delicious dishes.

Frequently asked questions

Am I able to catch a flight from Houston to St. Louis now?
Head to the Covid-19 Travel Advisor for the most useful information on travel restrictions and quarantine when flying from Houston to St. Louis.
Are there non-stop flights from Houston to St. Louis?
Yes, United Airlines flies direct from George Bush Intercontinental Airport (IAH) to Lambert-St. Louis Intl. Airport (STL), so you’ll be hitting the tarmac and starting your unforgettable adventure before you know it.
What is the shortest flight from Houston to St. Louis?
It can take as little as 2 hours and 30 minutes to travel from William P. Hobby Airport to St. Louis, MO (STL-Lambert-St. Louis Intl.). Settle in and enjoy the ride, because you’ll be coming in to land in next to no time.
What airlines fly from Houston to St. Louis most frequently?
If you’re looking for the airline that offers the most flights from Houston to St. Louis, United Airlines is the top pick. This quality carrier operates 117 flights along this route per month.
If I am not able to travel due to COVID-19, can I cancel my flight to St. Louis?
We get that traveling right now has its challenges, so it’s good to know that many reservations booked through us are able to be cancelled or changed. If your travel plans to St. Louis have been affected by COVID-19, a lot of airlines are making things easier by offering credits to use at a later date. Just sign in to your account and you’ll quickly see what options are available. Our Customer Service Portal is the place to go for more information.
Are there flights to St. Louis with flexible change policies?
In most cases you’ll have the option to reschedule your flight to St. Louis without a change fee. All you have to do then is pay the difference between the old flight and the new one. Look for the “no change fees” filter and book with confidence.
What is the cheapest day of the week to fly?
Consider flying out early in the week to save on your airfare. Orbitz data from 2021 shows that Monday is the cheapest day to depart, followed by Tuesday. Saturday showed the highest average ticket prices likely because many travelers prefer to start their vacation on a weekend.
What is the cheapest month to fly?
We won’t keep you guessing, according to Orbitz data from 2021, the cheapest month to fly is February. Perfect for those who need a weekend getaway, or just a break from it all in the shortest month of the year. Be aware that the most expensive time to fly is during the height of summer in July, and in the holiday month of December.*According to flight demand on from January to December 2021. Savings are subject to change based on departure location, date and destination.

Fare, taxes & fees: Fares include all taxes and fees, except baggage fees. Rates shown reflect fares found by other Orbitz users over the past 7 days. Due to rapidly changing airline prices & seat availability, these fares may no longer be available.

Refunds/changes/cancellations: Itinerary changes, if permitted for the fare, will have a $30 service fee charged by Orbitz. Additional airline charges may apply.

Other conditions: Schedules, fares and rules are subject to change without notice. Seats are limited and may not be available on all flights/dates or in all markets. Lower fares may be available. Fares will not be honored retroactively or in exchange for any wholly/partially unused ticket. Tickets are non-transferable and non-refundable. Fare rules are provided for the selected itinerary before booking.