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Houston to Saint Louis Flight Information

Below are some common questions asked about this flight route:

Best time to book Houston to Saint Louis flights

Generally the best time to book Houston to Saint Louis flights is two months in advance. And the cheapest days to fly are Tuesdays, Wednesdays, and Saturdays. Sunday is the most expensive.

How many direct flights from Houston to Saint Louis?

There are 33 direct flights from Houston to Saint Louis.

What is the most popular airline for non-stop flights from Houston to Saint Louis?

United Airlines provides 100 of the non-stop flights between Houston and Saint Louis.

Airlines flying this route:
Airports in Houston:
Airports in Saint Louis:
Average duration of direct flights: 2h6m

Houston to Saint Louis Flight Schedule

Flight info. Departure
Arrival
Route Weekly Schedule
18:23 IAH 20:26 STL
Houston to Saint Louis ------- Search
09:35 IAH 11:42 STL
Houston to Saint Louis SMTWT-S Search
12:15 IAH 14:17 STL
Houston to Saint Louis ----TF- Search
21:30 IAH 23:29 STL
Houston to Saint Louis ------- Search
21:30 IAH 23:33 STL
Houston to Saint Louis ------- Search
09:40 IAH 11:47 STL
Houston to Saint Louis S---TFS Search
CM1214
17:40 IAH 19:45 STL
Houston to Saint Louis -----F- Search
CM1704
19:40 IAH 21:46 STL
Houston to Saint Louis SMT-T-S Search
CM1705
18:30 IAH 20:34 STL
Houston to Saint Louis SMT-TFS Search
NH7088
ANA
12:15 IAH 14:25 STL
Houston to Saint Louis SMTWTFS Search
12:15 IAH 14:25 STL
Houston to Saint Louis SMT-TFS Search
18:30 IAH 20:34 STL
Houston to Saint Louis SMT-TFS Search
09:45 IAH 11:50 STL
Houston to Saint Louis SMTW-FS Search
19:40 IAH 21:48 STL
Houston to Saint Louis SMT-T-S Search
07:45 IAH 09:57 STL
Houston to Saint Louis SMTWT-- Search
22:00 HOU 23:55 STL
Houston to Saint Louis ------- Search
07:35 HOU 09:30 STL
Houston to Saint Louis ------- Search
16:45 HOU 18:45 STL
Houston to Saint Louis ------- Search
21:35 HOU 23:25 STL
Houston to Saint Louis ------S Search
22:15 HOU 00:10 STL
Houston to Saint Louis ------- Search

Roundtrip vs One-Way Flights from Houston to Saint Louis

There is usually no major price difference between buying a roundtrip flight versus a one-way flight. Increased flexibility is the main benefit when it comes to buying a one-way flight from Houston to Saint Louis. However, booking a roundtrip flight is a simpler process. You can compare roundtrip and one-way flights by using our flight comparison tool.

Travel from Houston to Saint Louis

Saint Louis attracts thousands of visitors every year for both business and pleasure. Planning a trip from Houston to Saint Louis is easy when you use Trip.com to help you make travel arrangements. With Trip.com, you can search for available flights and hotel rooms, and then make your booking quickly and easily online.

A Trip to Remember

Make your journey from Houston to Saint Louis a trip to remember when you use Trip.com to review city attractions before you arrive. With a preview of what's available at your destination, you can make any necessary reservations in advance for the best travel experience possible.