St. LouistoHoustonFlight Time
STL–HOU · Nonstop
St. Louis (St. Louis Lambert International Airport) to Houston (William P. Hobby Airport).
The estimated flight time from St. Louis (STL) to Houston (HOU) is about 2h, covering 688 miles. Southwest Airlines flies the route nonstop with 4-5/day departures, from 05:00 to 21:50 local time.
Plan this routeAt a glance
| Est. flight time | Distance | Route type | Captured freq. | Market |
|---|---|---|---|---|
| ~2h Estimated from great-circle distance — no tracked flights yet. | 688 mi | Nonstop | 4-5/day From the current provider sample; confirm live timetables before booking. | Domestic |
Airlines on this route
Nonstop airlines from St. Louis to Houston
Southwest Airlines operates 4-5/day flights from STL to HOU. Departures leave from Terminal 2 at STL.
- First departure
- 05:00
- Last departure
- 21:50
- Cadence
- ~hourly
- Scheduled departure times
- 16
| Airline | Captured daily freq. | Aircraft | Departures (local) |
|---|---|---|---|
| Southwest Airlines | 4-5/day | Boeing 737 · Terminal 2 · Seat map | 05:00 |
Aircraft on this route
Flying the other way?
HOU to STL flights — 4-5/day on 1 airline →Methodology: airline, aircraft, terminal, and departure-time details come from a full week of published airline schedules for STL, refreshed on a rolling basis. Frequency uses 29 scheduled departures across 7 observed days; flight time is estimated from flying distance until this route has enough tracked flights for an observed average.
Route FAQ
How long is the flight from St. Louis to Houston?
The estimated flight time from St. Louis (STL) to Houston (HOU) is about 2h, based on the 688-mile flying distance.
How far is St. Louis from Houston?
St. Louis (STL) to Houston (HOU) is about 688 miles by air.
Are there nonstop flights from St. Louis to Houston?
Yes. Southwest Airlines flies nonstop from St. Louis (STL) to Houston (HOU), with 4-5/day departures.
Which airlines fly from St. Louis to Houston?
Southwest Airlines flies nonstop from St. Louis (STL) to Houston (HOU).
What aircraft fly from St. Louis to Houston?
The STL–HOU route is flown with Boeing 737.
Route hubs
Nearby airport options
Near Houston
- IAH - HoustonGeorge Bush Intcntl/Houston Airport · 24 mi from HOUFlights to IAH