PHL to STL: Distance and Flight Time
The distance from Philadelphia International Airport (PHL) to St. Louis Lambert International Airport (STL) is 1,306 km (812 mi). A typical nonstop flight covers it in about 2h 10m, heading west. The distance is the same in either direction (STL to PHL).
How far is it from Philadelphia to St Louis?
The great-circle distance between Philadelphia International Airport (PHL) and St. Louis Lambert International Airport (STL) is 1,306 km (812 mi, 705 nautical miles). That is the straight-line distance; a real flight is a little longer because of air-traffic routing.
How long is the flight from PHL to STL?
A nonstop flight typically takes about 2h 10m. This is an estimate from the distance; actual block times depend on the aircraft, winds and the exact routing. STL is roughly west of PHL.
How is the PHL to STL route written in code?
The pair is written PHL-STL in IATA codes and KPHL-KSTL in ICAO codes, the form used on a flight plan. Philadelphia International Airport is PHL (KPHL), St. Louis Lambert International Airport is STL (KSTL).
| PHL | STL | |
|---|---|---|
| Airport | Philadelphia International Airport | St. Louis Lambert International Airport |
| ICAO code | KPHL | KSTL |
| Country | United States | United States |
| Elevation | 36 ft | 618 ft |
| Rank by connections | #33 | #145 |
Both ICAO codes start with K, the prefix ICAO assigns to the contiguous United States, so this is a route inside one ICAO region. How ICAO prefixes are laid out.
STL sits 582 ft (177 m) higher than PHL, which is a real difference in air density on takeoff.
Airlines flying PHL to STL
3 airlines appear on this route in the open route dataset, 3 of them still listed as active. Each row gives the IATA code, the ICAO code and the radio callsign, which is what an air traffic controller hears:
| IATA | Airline | ICAO | Callsign | Status |
|---|---|---|---|---|
| AA | American Airlines | AAL | American | Active |
| US | US Airways | USA | U S Air | Active |
| WN | Southwest Airlines | SWA | Southwest | Active |
A further 1 carrier sell this pair as a codeshare without operating it: FL.
Route and carrier data comes from the OpenFlights open dataset, regenerated here on . It is a historical snapshot of scheduled connections, not a live schedule, and it includes codeshare listings, so some carriers shown may no longer operate the route or exist. How we build this · Data and sources.
Frequently asked questions
How far is Philadelphia from St Louis?
Philadelphia International Airport (PHL) and St. Louis Lambert International Airport (STL) are 1,306 km (812 mi, 705 nautical miles) apart in a straight line.
How long is the flight from PHL to STL?
A typical nonstop flight between PHL and STL takes about 2h 10m. Actual times vary with aircraft type, winds and routing.
What direction is STL from PHL?
St. Louis Lambert International Airport (STL) lies roughly west of Philadelphia International Airport (PHL).
Which airlines fly PHL to STL?
3 airlines appear on the PHL-STL route in the open dataset, including American Airlines, US Airways, Southwest Airlines.
Related routes
Other routes from Philadelphia (PHL):
Other routes from St Louis (STL):
PHL airport code · STL airport code · Busiest airports worldwide