CA $172 Cheap Flights from Houston (IAH) to St. Louis (STL)

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Cheap flights from Houston (IAH) to St. Louis (STL)

Prices were available within the past 7 days and start at CA $172 for one-way flights and CA $379 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

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Flight from Houston to St. Louis (IAH - STL) route information
Origin airport
George Bush Intercontinental
Destination airport
Lambert-St. Louis Intl.
Airlines serving
American Airlines, Delta, United
Roundtrip price
CA $378
Distance
1068 km
Average flight time
2 hours 6 mins

Houston to St. Louis Flights

The easy way to book your flights from Houston to St. Louis 

With Expedia, it’s simple to find and book flights to St. Louis from Houston whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are Emirates, Copa Airlines, ANA, Virgin Australia, Air New Zealand, United Airlines nonstop flights to Lambert-St. Louis Intl., too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Houston to St. Louis today, tomorrow, or this week.  

 

Save dollars with cheap flights from George Bush Intercontinental, IAH to Lambert-St. Louis Intl., STL 

Sort your search results by price to find great deals on your flight from Houston to St. Louis—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to St. Louis from Houston currently is just CA $379 rising to CA $412.  

Here are more money-saving tips: 

  • Fly in May when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to St. Louis  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to St. Louis from Houston 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to St. Louis with Expedia today.

Frequently asked questions

How much is a flight from George Bush Intercontinental Airport (IAH) to Lambert Field?
If you’re planning on traveling from IAH to Lambert Field, round-trip journeys start from CA $379. This price is based on airfares advertised within the last 7 days on Expedia for flights departing within the next year, so don’t delay. Book today and save yourself money and time. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from George Bush Intercontinental Airport (IAH) to STL?
The majority of flights can be canceled online, but whether you are charged a fee varies between airlines. If you do need to cancel your escape, follow the easy instructions in the Customer Service Portal.
How do I find cheap flights from Houston Airport to Lambert-St. Louis Intl. Airport (STL) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you’re searching for Houston Airport to St. Louis Lambert International Airport flights, you’ll see a “no change fees” filter for you to select.
How far is the flight from Houston Airport to Lambert-St. Louis Intl. Airport (STL)?
A flight distance of just 1,100 kilometers separates Houston and St. Louis. Once you’re up in the skies, you won’t have time to do much more than read the in-flight magazine.
Which airlines fly direct from Houston Airport to St. Louis Lambert International Airport?
United Airlines (UA) will fly you from Houston Airport to STL safely and reliably. Take your pick of 91 direct flights each month on this route.
Are Houston Airport to STL flight tickets cheaper when they're purchased at the last minute?
It is possible to get great last-minute deals from Houston Airport to STL, but there’s no guarantee. As many airlines advertise prices up to a year in advance, it’s worthwhile keeping an eye on fares early and being ready to pounce when you spot a bargain. Expedia compares carrier prices and updates flight deals frequently, so you can be certain you’re always getting the latest offers.
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