Air Miles Calculator

Distance between Philadelphia, PA (PHL) and St Louis, MO (STL)

Distance from Philadelphia to St Louis (Philadelphia International Airport – St. Louis Lambert International Airport) is 813 miles / 1309 kilometers / 707 nautical miles.

How far is St Louis from Philadelphia?

There are several ways to calculate distances between Philadelphia and St Louis. Here are two common methods:

Vincenty's formula (applied above)
  • 813.487 miles
  • 1309.181 kilometers
  • 706.901 nautical miles

Vincenty's formula calculates the distance between latitude/longitude points on the earth’s surface, using an ellipsoidal model of the earth.

Haversine formula
  • 811.516 miles
  • 1306.008 kilometers
  • 705.188 nautical miles

The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance – the shortest distance between two points).

Flight duration

Estimated flight time from Philadelphia International Airport (PHL) to St. Louis Lambert International Airport (STL) is 2 hours 2 minutes.

Time difference and current local times

The time difference between Philadelphia and St Louis is 1 hour. St Louis is 1 hour behind Philadelphia.

Time Difference

Philadelphia
St Louis

Philadelphia, PA

 EDT

St Louis, MO

 CDT

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 136 kg (300 pounds).

Airport information


A Philadelphia International Airport
City: Philadelphia, PA
Country: United States Flag of United States
IATA Code: PHL
ICAO Code: KPHL
Coordinates: 39°52′18″N, 75°14′27″W

B St. Louis Lambert International Airport
City: St Louis, MO
Country: United States Flag of United States
IATA Code: STL
ICAO Code: KSTL
Coordinates: 38°44′55″N, 90°22′12″W

Philadelphia to St Louis flight path

Shortest flight path between Philadelphia International Airport (PHL) and St. Louis Lambert International Airport (STL).

Frequent Flyer Miles Calculator

Philadelphia (PHL) → St Louis (STL).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
813
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
813

Round trip?