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Fares from $59 One Way, $107 Round Trip from Houston to St. Louis

Prices starting at $107 for return flights and $59 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.

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More About Flying To St. Louis from Houston

Route Information for Flights from Houston to St. Louis

Origin Airport IATA CodeHOU
Destination Airport IATA CodeSTL
Distance667 mi
Direct Flight AirlinesANA, Air New Zealand, United Airlines
Earliest Flight Arrival6:12PM UTC
Latest Flight Arrival4:22AM 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.

Attractions

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.

Flights from Houston to St. Louis - Frequently Asked Questions

Are there non-stop flights from Houston to St. Louis?

Yep, Southwest Airlines flies direct from Houston, TX (HOU-William P. Hobby) to St. Louis, MO (STL-Lambert-St. Louis Intl.), 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?

If conditions are good and all goes as scheduled, you could be coming in to land at St. Louis, MO (STL-Lambert-St. Louis Intl.) from Houston, TX (IAH-George Bush Intercontinental) in as little as 1 hour and 56 minutes. With such a quick flight time, contemplate taking hand luggage only.

What airlines fly from Houston (and vicinity) to St. Louis (and vicinity) most frequently?

If you're on the hunt for the carrier with the most frequent flights from Houston, TX Airport (IAH-George Bush Intercontinental) to St. Louis, MO Airport (STL-Lambert-St. Louis Intl.), reserve your ticket with United Airlines. This airline offers 120 flights per month along this route.

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 2019 shows that Tuesday is the cheapest day to depart, followed by Monday. 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 the cheapest month to fly is February. Perfect for those who need a weekend getaway, or just a fresh start to the new year. Be aware that the most expensive time to fly isn't the height of summer, as most people assume, but the festive month of December.

How can I save money on flights?

To really save big on your next vacation, think outside the box. Select two different airlines or fare types for your return trip and you'll generally get a much better deal. Those who tried this on Orbitz in 2019 saved over 50% on their airfares. Get mixing and matching today!

*According to flight demand on Orbitz.com from January to December 2019. Savings are subject to change based on departure location, date and destination.

^Savings based on all package bookings with Flight + Hotel made on Orbitz.com from January 1, 2019 to December 31, 2019 as compared to the price of the same components booked separately. Savings will vary based on origin/destination, length of trip, stay dates and selected travel supplier(s). Savings not available on all packages.