St. LouisPhiladelphiaFlight TimeSTL–PHL
St. Louis (St. Louis Lambert International Airport) to Philadelphia (Philadelphia International Airport).
The flight from St. Louis (STL) to Philadelphia (PHL) takes 1h 49m on average, covering about 959 miles. Across 6 flights we tracked, the fastest was 1h 40m and the slowest 2h, with Southwest Airlines flying it most often.
Plan this routeAt a glance
| Avg flight time | Distance | Fastest tracked | Airlines |
|---|---|---|---|
| 1h 49m | 959 mi | 1h 40m | 2 |
Airlines on this route
Captured airlines for STL to PHL
Our current provider sample includes 4-5/day from STL to PHL across 2 captured airlines. Captured departure terminal data is available for 1, 2.
- First departure
- 06:15
- Last departure
- 20:40
- Cadence
- ~every 2 hours
- Captured departures/day
- 12
| Airline | Captured daily freq. | Aircraft | Departures (local) |
|---|---|---|---|
| American Airlines | 3/day | Airbus A320 family, Bombardier CRJ · Terminal 1 · Seat map | 06:15 |
Aircraft we tracked
Methodology: figures are aggregated from 6 real flights on this route tracked between 2026-06-04 and 2026-06-19, sourced from live flight data. Updated daily as new flights are observed.
Route FAQ
How long is the flight from STL to PHL?
The STL to PHL flight takes 1h 49m on average based on 6 tracked flights.
How far is STL from PHL?
STL to PHL is about 959 miles by air.
Which airlines fly from STL to PHL?
Southwest Airlines, American Airlines fly the STL to PHL route in our tracked route data.
What aircraft fly from STL to PHL?
Aircraft observed on STL to PHL include Airbus A319, B737, Boeing 737 MAX 8.