🇺🇸 STL
St Louis
669 mi
IAH 🇺🇸
Houston

St Louis to Houston Flights

St. Louis Lambert International Airport George Bush Intercontinental Houston Airport 3 airlines

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The St Louis to Houston route connects St. Louis Lambert International Airport (STL) in US with George Bush Intercontinental Houston Airport (IAH) in US. This short-haul flight covers approximately 669 miles (1077 km) with a typical flight time of 1h 43m. This route is served by 3 airlines: Mesa, United, SKW. AirportRoutes has tracked 6 unique flight numbers on this route.

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Departure Airport

St. Louis Lambert International Airport

ICAO Code:
KSTL
IATA Code:
STL
City:
🇺🇸 St Louis
Country:
US
Elevation:
618 ft

Destination Airport

George Bush Intercontinental Houston Airport

ICAO Code:
KIAH
IATA Code:
IAH
City:
🇺🇸 Houston
Country:
US
Elevation:
97 ft

3

Operators

6

Tracked Flights

669

Miles

1h 43m

Flight Duration

Route Map

Operating Airlines

Airline ICAO IATA
Mesa ASH YV
United UAL UA
SkyWest SKW OO

Flight Schedule Pattern

Day Flights Observed Frequency Activity
Monday 9 22%
Tuesday 5 12%
Wednesday 4 10%
Thursday 8 20%
Friday 4 10%
Saturday 6 15%
Sunday 4 10%

Pattern Analysis

6 Tracked Flights:
Data Points: 40
API observations used to build this analysis
Weekdays: 30 flights
Weekend: 10 flights
Business Route More active on weekdays

All Flight Routes

3 Routes
Note: This table shows aggregated route data by airline. Each airline may operate multiple daily flights at different times. See the "Spotted Departure Times" section below for all observed departure times.
Airline Flight Numbers Aircraft Type Typical Time Days Active Last Seen Status
Mesa
ASH / YV
E75L 06:14 6:14 AM (Representative)
M T W T F S S
Jul 2, 2026 Active
SkyWest
SKW / OO
E75L 14:57 2:57 PM (Representative)
M T W T F S S
Jul 2, 2026 Active
United
UAL / UA
B39M 06:00 6:00 AM (Representative)
M T W T F S S
Jul 2, 2026 Active
Total Routes: 3
Active Routes: 3
Unique Airlines: 3
Aircraft Types: 3

Spotted Departure Times

Departure Time Operator ICAO IATA
06:00 6:00 AM United UAL UA
06:14 6:14 AM Mesa ASH YV
14:57 2:57 PM SkyWest SKW OO

Time Information

Times are shown in the departure airport's local timezone (KSTL - America/Chicago).

Total Departure Times: 3
Time Range:
06:00 - 14:57
These are typical departure times observed from actual flights. Times may vary by season and schedule changes.