STL to IAH (St. Louis to Houston) Flights

Last Minute Flights from STL to IAH

Price found within the past 7 days for the specified period. Click for updated prices.

OriginDestinationTravel DatesFlights From*
STLHoustonMarch 14 to March 19$360
*Prices include taxes and fees

Cheapest STL to IAH Flights

Price found within the past 7 days for the specified period. Click for updated prices.

OriginDestinationTravel DatesFlights From*
STLHoustonMay 8 to May 15$180
STLHoustonJune 2 to June 9$257
STLHoustonMay 27 to June 2$277
STLHoustonJune 2 to June 9$297
*Prices include taxes and fees
STL to IAH Flight Details
Origin airport
Lambert-St. Louis Intl.
Origin airport IATA code
STL
Destination airport
George Bush Intercontinental
Destination airport IATA code
IAH
Distance
667 mi

Frequently asked questions

What airlines fly direct from Lambert-St. Louis Intl. Airport (STL) to Houston Airport?
United Airlines (UA) does. Jump on one of the 95 flights per month that take off from Lambert-St. Louis Intl. Airport (STL) and enjoy a straight run to Houston Airport. Avoiding a time-consuming stopover is a fantastic way to begin your getaway.
How many flights are there from STL to IAH?
No less than 3 services are scheduled each day from St. Louis, MO (STL-Lambert-St. Louis Intl.) to Houston, TX (IAH-George Bush Intercontinental). Fasten your seat belt because your plane to Houston is ready to take off.
How long does it take to fly from St. Louis, MO (STL-Lambert-St. Louis Intl.) to Houston, TX (IAH-George Bush Intercontinental)?
The flight time from St. Louis, MO (STL-Lambert-St. Louis Intl.) to Houston, TX (IAH-George Bush Intercontinental) is around 2 hours and 18 minutes. In-flight entertainment isn't always available on short journeys, so bring a book to read or download some new music on your smartphone.
What is the flight distance from St. Louis, MO (STL-Lambert-St. Louis Intl.) to Houston, TX (IAH-George Bush Intercontinental)?
The short-haul journey from St. Louis to Houston is only 670 miles (1,100 1). Don't get too relaxed though — you'll be landing at Houston, TX (IAH-George Bush Intercontinental) not all that long after taking off.
How many morning flights are there from STL to IAH?
Each week, 15 morning services travel from STL to IAH, with 15 offered by United Airlines (UA). If you want to be on the plane as early as possible, UA's first flight is scheduled for 6:19AM.
How many afternoon flights are there from STL to IAH?
With 7 afternoon and evening flights every week from STL to IAH, you won't have to stress about getting up with the roosters. United Airlines (UA) offers 7 weekly services after midday, with its earliest scheduled departure at 4:52PM.
What is the earliest departure time out of St. Louis to Houston?
Head out from STL at 6:19AM and come in for landing at IAH at 8:40AM. This is the earliest flight you'll find on this route.
What is the latest departure time out of St. Louis to Houston?
From STL, the last flight jets out at 4:57PM and arrives at 7:10PM at IAH. If you're not a big fan of early mornings, this is the flight to book.
What is the average price from St. Louis to Houston?
On average, the cheapest price for a round-trip airfare from STL to IAH is $180. Score a great deal by securing your tickets soon. This price was available on Flights.com within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

St. Louis to Houston Flights

Whether it’s for an obligation or the sake of your sanity, sometimes you need to get away. Maybe you need flights from St. Louis to Houston to attend your cousin’s wedding, to pitch a business idea to your boss, or simply treat yourself to a mini vacation. Regardless of the reasons behind packing your bags and needing to find our cheapest flights from STL to IAH, we’ve got you covered here at Flights.com.

We present you with some of the most affordable deals on airfare, so stop that Google flights search. We want you to spend less on your flight from St. Louis to Houston, so you can spend more during your getaway. With Flights.com, you’ll find it simple to land airline tickets with itineraries matching your travel schedule. What’s more, we provide you with all the information you need to confidently make reservations on your family, business, or personal trip.

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