Map of flight path from Washington D.C. to San Juan.
Shortest flight path between Washington Dulles International Airport (IAD) and Fernando Luis Ribas Dominicci Airport (SIG).
How far is San Juan from Washington D.C.?
There are several ways to calculate distances between Washington D.C. and San Juan. Here are two common methods:Vincenty's formula (applied above)
- 1567.320 miles
- 2522.358 kilometers
- 1361.964 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
- 1570.863 miles
- 2528.058 kilometers
- 1365.042 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 Washington D.C. and San Juan.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 184 kg (405 pounds).
Frequent Flyer Miles Calculator
Washington D.C. (IAD) → San Juan (SIG).