Air Miles Calculator

Distance between St Louis, MO (STL) and Sault Ste Marie (YAM)

Distance from St Louis to Sault Ste Marie (St. Louis Lambert International Airport – Sault Ste. Marie Airport) is 611 miles / 984 kilometers / 531 nautical miles.

How far is Sault Ste Marie from St Louis?

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

Vincenty's formula (applied above)
  • 611.480 miles
  • 984.082 kilometers
  • 531.362 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
  • 611.557 miles
  • 984.206 kilometers
  • 531.429 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 St. Louis Lambert International Airport (STL) to Sault Ste. Marie Airport (YAM) is 1 hour 39 minutes.

Time difference and current local times

The time difference between St Louis and Sault Ste Marie is 1 hour. Sault Ste Marie is 1 hour ahead of St Louis.

Time Difference

St Louis
Sault Ste Marie

St Louis, MO

 CDT

Sault Ste Marie

 EDT

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 114 kg (252 pounds).

Airport information


A 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

B Sault Ste. Marie Airport
City: Sault Ste Marie
Country: Canada Flag of Canada
IATA Code: YAM
ICAO Code: CYAM
Coordinates: 46°29′6″N, 84°30′33″W

St Louis to Sault Ste Marie flight path

Shortest flight path between St. Louis Lambert International Airport (STL) and Sault Ste. Marie Airport (YAM).

Frequent Flyer Miles Calculator

St Louis (STL) → Sault Ste Marie (YAM).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
611
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
611

Round trip?