Map of flight path and driving directions from Houston to Piedras Negras.
Shortest flight path between Houston William P. Hobby Airport (HOU) and Piedras Negras International Airport (PDS).
How far is Piedras Negras from Houston?
There are several ways to calculate distances between Houston and Piedras Negras. Here are two common methods:Vincenty's formula (applied above)
- 325.424 miles
- 523.719 kilometers
- 282.786 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
- 324.880 miles
- 522.843 kilometers
- 282.313 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).
Time difference and current local times
There is no time difference between Houston and Piedras Negras.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 73 kg (161 pounds).
Frequent Flyer Miles Calculator
Houston (HOU) → Piedras Negras (PDS).