There are most likely no direct flights on the Houston — Saint Louis route
Flaut.Travel was designed and developed by a team dedicated to making the process of searching, comparing and booking airline tickets as easy and convenient as possible. Our service helps travelers to find and buy the cheapest flights from Houston to Saint Louis. We have connected more than 40 airlines and airline ticketing agencies to help you find the most suitable and affordable flight option.
A non-stop flight is the most convenient and comfortable way to fly from Houston to Saint Louis, despite the fact that sometimes flights with transfers can cost significantly less.
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There are most likely no direct flights on the Houston — Saint Louis route
Houston — Saint Louis
08/18/2026
Departure
Direct flight
WN3204
starting at $452
Houston — Saint Louis
09/09/2026
Departure
Direct flight
WN2019
starting at $172
starting at $172
starting at $78
The route Houston — Saint Louis is served by several airlines: Southwest Airlines and Frontier Airlines. This gives passengers more freedom in choosing flights. You can consider not only the price but also schedules, baggage policies, and onboard service. Our service compares all offers so you can find tickets from $78 and choose the most convenient option. Thanks to airline competition, you may also find promotional fares or special offers, helping you save even more. Plan your trip in advance and choose the best flights without overpaying.
The cheapest flight ticket from Houston to Saint Louis according to data for the last 48 hours costs $78
Often the best time to buy tickets from Houston to Saint Louis is 2 months before departure.
Based on statistics over the past years, the lowest prices for flights from Houston to Saint Louis can be found flying in these months: August.
The fastest flights from Houston to Saint Louis start from 12 hours 53 minutes in the air.
The following airlines operate direct flights on the route Houston — Saint Louis: Southwest Airlines
We carefully collect statistics on the search and pricing of airlines and, based on these data, we make an assumption about future prices. Thus, you can better understand which season is the cheapest to fly from Houston to Saint Louis
We couldn't find any special offers for flights from Houston to Saint Louis
The cheapest one-way flight from Houston to Saint Louis departs on 09/10/2026, is operated by Frontier Airlines and costs $78
The cheapest roundtrip flight from Houston to Saint Louis departs on 09/09/2026, is operated by Frontier Airlines and costs $152
Fastest flight from Houston to Saint Louis takes 12h 53m
There are direct flights on this route 2 days a week: Tu and We
The distance between Houston and Saint Louis is 1094km (678 miles). There are 40 direct flights from Houston to Saint Louis. Houston and Saint Louis are in the same time zone. Flights from Houston begin at 5:30 AM. The latest flight from Houston departs at 9:00 PM