# Distance between Washington D.C. (DCA) and Piedras Negras (PDS)

Distance from Washington D.C. to Piedras Negras (Ronald Reagan Washington National Airport – Piedras Negras International Airport) is 1519 miles / 2445 kilometers / 1320 nautical miles.

## How far is Piedras Negras from Washington D.C.?

There are several ways to calculate distances between Washington D.C. and Piedras Negras. Here are two common methods:

Vincenty's formula (applied above)
• 1519.121 miles
• 2444.788 kilometers
• 1320.080 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
• 1517.378 miles
• 2441.982 kilometers
• 1318.565 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 Ronald Reagan Washington National Airport (DCA) to Piedras Negras International Airport (PDS) is 3 hours 22 minutes.

## Time difference and current local times

The time difference between Washington D.C. and Piedras Negras is 1 hour. Piedras Negras is 1 hour behind Washington D.C..

Washington D.C.
Piedras Negras

EDT

CDT

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 166 kg (366 pounds).

## Airport information

A Ronald Reagan Washington National Airport
City: Washington D.C.
Country: United States
IATA Code: DCA
ICAO Code: KDCA
Coordinates: 38°51′7″N, 77°2′15″W

B Piedras Negras International Airport
City: Piedras Negras
Country: Mexico
IATA Code: PDS
ICAO Code: MMPG
Coordinates: 28°37′38″N, 100°32′6″W

## Washington D.C. to Piedras Negras flight path

Shortest flight path between Ronald Reagan Washington National Airport (DCA) and Piedras Negras International Airport (PDS).

## Frequent Flyer Miles Calculator

Washington D.C. (DCA) → Piedras Negras (PDS).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
1519
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
1519

Round trip?