Cheap Flights from St. Louis to Houston from CAD 81️ 2024

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Find St. Louis to Houston flights starting at CAD 81.

Book one-way or return flights from St. Louis to Houston from as little as CAD 81. Choose from the popular airlines below and book your flight today!

One way
Round-trip

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

Searching for the best last minute flight from St. Louis to Houston? Find one-way or return flights that are affordable and fit your itinerary.

Trip.com monitors the ticket fares of flights from St. Louis to Houston. Stay updated on price trends and snag the best deals for your upcoming trip.

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

Find Cheapest Airlines Flying from St. Louis to Houston

View airlines operating flights from St. Louis to Houston. Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.

Frontier Airlines

From CAD 81

Spirit Airlines

From CAD 142

American Airlines

From CAD 149

United Airlines

From CAD 159

Southern Airways Express

From CAD 188

Delta Air Lines

From CAD 207

Southwest Airlines

From CAD 266

Alaska Airlines

From CAD 343

Sun Country Airlines

From CAD 393

ANA airlines

Find more flights and airlines

Alternative Routes for St. Louis to Houston Flights

Discover different routes, airlines, and transfers and find the best alternative flights for your journey from St. Louis to Houston.

Cheapest
STL
16:50
23h 2m
1 transfer
HOU
15:52
St. Louis Lambert International Airport - William P. Hobby Airport
Tue, May 7Frontier Airlines
CAD 81
STL
21:53
9h 27m
1 transfer
IAH
07:20
St. Louis Lambert International Airport - George Bush Intercontinental Airport
Wed, May 8Frontier Airlines
CAD 94
STL
21:53
9h 27m
1 transfer
IAH
07:20
St. Louis Lambert International Airport - George Bush Intercontinental Airport
Wed, May 8Frontier Airlines
CAD 94
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How do I find the cheapest flights?

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 cheapest flight prices on Tuesdays, Wednesdays, and Saturdays.
How much are flights from St. Louis (STL) to Houston (HOU) cost?
According to Trip.com's data, the lowest price is around CAD 493.
How long is the flight from St. Louis (STL) to Houston (HOU)?
It takes about 2 hours 18 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, Sun Country Airlines, Air New Zealand, Copa Airlines and Virgin Australia.
What's the most popular airline for direct flights from St. Louis (STL) to Houston (HOU)?
United Airlines operates 1 direct flights from St. Louis (STL) to Houston (HOU).
How many airports in Houston (HOU)?
There are 7 airport(s) in Houston (HOU): Houston Conroe, Houston David Wayne Hooks Airport, Houston Ellington Field, William P. Hobby Airport, George Bush Intercontinental Airport, Houston West Houston Airport and Houston Sugar Land.

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

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from St. Louis to Houston. Book your flights at the right time and save more.

Book Early

Once prices are gone, they're gone. Lock in deals while you can!

Compare Flight Prices

Compare prices on travel agency and airline websites.

Look Out for Deals

Check airline and travel agency websites for latest flight deals

Check One-way Fares

Buying two cheap one-way flights can sometimes be a better deal than a round-trip.

Try Different Dates

Flying during the week, early in the morning, or late at night can help save money.

Use the Trip.com App

Save up to £10 per person when booking your flights on Trip.com

Flight Information for St. Louis to Houston Flights

Cheapest direct flight price	CAD 81
Cheapest return ticket price	CAD 229
Cheapest month	May
Peak season for travel	June
Flight distance	1,102.16km
Average flight time	2 hours 18 minutes
Popular airline	American Airlines