DenverSt. LouisDirect FlightsDEN–STL
Denver (Denver International Airport) to St. Louis (St. Louis Lambert International Airport).
Flight time from DEN to STL is estimated at about 2h 10m, based on the 768-mile great-circle distance. Our current captured departure sample includes 12-13/day across 3 captured airlines, with Southwest Airlines appearing most often in that sample. Captured departure times run from 05:05 to 20:45 local time.
Plan this routeAt a glance
| Est. flight time | Distance | Captured freq. | Type |
|---|---|---|---|
| ~2h 10m Estimated from great-circle distance — no tracked flights yet. | 768 mi | 12-13/day From the current provider sample; confirm live timetables before booking. | Domestic |
Airlines on this route
Captured airlines for DEN to STL
Our current provider sample includes 12-13/day from DEN to STL across 3 captured airlines.
- First departure
- 05:05
- Last departure
- 20:45
- Cadence
- ~every 30 min
- Captured departures/day
- 32
| Airline | Captured daily freq. | Aircraft | Departures (local) |
|---|---|---|---|
| Southwest Airlines | 7-8/day | Boeing 737 · Seat map | 05:0505:2006:00 |
Aircraft on this route
Flying the other way?
STL to DEN flights — 12/day on 3 airlines →Methodology: airline, aircraft, terminal, and departure-time details come from the rolling scheduled-departures window for DEN to STL, last seen June 15, 2026. Frequency uses 86 scheduled departures across 7 observed days; flight time is estimated from great-circle distance until this route has enough tracked flights for an observed average. Provider coverage can miss operators on some routes, so confirm live timetables before booking.
Route FAQ
How long is the flight from DEN to STL?
The DEN to STL flight time is estimated at about 2h 10m from great-circle distance until enough tracked flights are available.
How far is DEN from STL?
DEN to STL is about 768 miles by air.
Which airlines fly from DEN to STL?
Our current provider sample for DEN to STL includes Southwest Airlines, United Airlines, Frontier Airlines. Confirm live timetables before booking.
What aircraft fly from DEN to STL?
Aircraft captured in our current provider sample for DEN to STL include Airbus A320 family, Airbus A320 family, Boeing 737, Boeing 737.