DEN KDEN → STL KSTL

Denver International Airport → St. Louis Lambert International Airport

🇺🇸 Denver, US → 🇺🇸 St Louis, US

Departure Airport
Denver International Airport
ICAO Code:
KDEN
IATA Code:
DEN
City:
🇺🇸 Denver
Country:
US
Elevation:
5431 ft
Destination Airport
St. Louis Lambert International Airport
ICAO Code:
KSTL
IATA Code:
STL
City:
🇺🇸 St Louis
Country:
US
Elevation:
618 ft

3

Operators

37

Flights Spotted

769

Miles

1h 40m

Flight Duration
Route Map
Operating Airlines
Southwest Airlines ICAO: SWA • IATA: WN
Frontier Airlines ICAO: FFT • IATA: F9
United Airlines ICAO: UAL • IATA: UA
Airline ICAO IATA
Southwest Airlines SWA WN
Frontier Airlines FFT F9
United Airlines UAL UA
Flight Schedule Pattern
Day Flights Observed Frequency Activity
Monday 7 19%
Tuesday 4 11%
Wednesday 5 14%
Thursday 10 27%
Friday 3 8%
Saturday 3 8%
Sunday 5 14%
Pattern Analysis

Based on 37 flight observations across all operators on this route.

Total Flights Observed: 37
Actual flights spotted on this route
Weekdays: 29 flights
Weekend: 8 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 Aircraft Type Typical Time Flight Count Days Active Last Seen Status
A321 06:00 6:00 AM (Representative) 18
M T W T F S S
Sep 17, 2025 Active
B38M 05:30 5:30 AM (Representative) 19
M T W T F S S
Sep 15, 2025 Active
A320 09:40 9:40 AM (Representative) 1
M T W T F S S
Aug 29, 2025 Active
Total Routes: 3
Active Routes: 3
Unique Airlines: 3
Aircraft Types: 3
Spotted Departure Times
Departure Time Operator ICAO IATA
05:30 5:30 AM Southwest Airlines SWA WN
06:00 6:00 AM Frontier Airlines FFT F9
09:40 9:40 AM United Airlines UAL UA
Time Information

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

Total Departure Times: 3
Time Range:
05:30 - 09:40
These are typical departure times observed from actual flights. Times may vary by season and schedule changes.