How far is Piedras Negras from St Louis?
There are several ways to calculate distances between St Louis and Piedras Negras. Here are two common methods:Vincenty's formula (applied above)
- 909.520 miles
- 1463.731 kilometers
- 790.352 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
- 910.056 miles
- 1464.594 kilometers
- 790.817 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).
Estimated flight time from St. Louis Lambert International Airport (STL) to Piedras Negras International Airport (PDS) is 2 hours 13 minutes.
Time difference and current local times
There is no time difference between St Louis and Piedras Negras.
St Louis, MO
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 144 kg (318 pounds).
St Louis to Piedras Negras flight map.
Frequent Flyer Miles Calculator
St Louis (STL) → Piedras Negras (PDS).