Cheap flights from St. Louis to Houston

The month of September is, on average, the cheapest month to fly to Houston from St. Louis, with most prices found around $338. The month of January is another great option to travel to Houston, with average flight prices from St. Louis averaging around $343.

On average, the least expensive day to fly to Houston from St. Louis is on a Thursday. momondo users have found tickets for Thursday departures for as low as $394. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Houston on Sunday is $465.

Our data shows that the cheapest St. Louis to Houston flights are usually those with departure times in the evening. Our users have found flights to Houston in the evening for as low as $415. Try not to purchase tickets in the morning because they tend to be around $550. Of course, these prices can vary depending on the time of year and what airport you fly to.

Fly from Lambert-St Louis to Houston Hobby for the best Lambert-St Louis - Houston flight prices

You are more likely to see cheaper flights to Houston from St. Louis when booking weeks ahead of your departure date. In general, you can expect to find flights to Houston for around $387 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Houston from St. Louis for as low as $351 on momondo.

There are 4 cabin classes available to choose from on St. Louis to Houston flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.