Map of flight path and driving directions from Washington D.C. to San Diego.
Shortest flight path between Ronald Reagan Washington National Airport (DCA) and San Diego International Airport (SAN).
How far is San Diego from Washington D.C.?
There are several ways to calculate distances between Washington D.C. and San Diego. Here are two common methods:Vincenty's formula (applied above)
- 2275.786 miles
- 3662.522 kilometers
- 1977.604 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
- 2270.989 miles
- 3654.803 kilometers
- 1973.436 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
The time difference between Washington D.C. and San Diego is 3 hours. San Diego is 3 hours behind Washington D.C..
San Diego, CA
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 249 kg (549 pounds).
Frequent Flyer Miles Calculator
Washington D.C. (DCA) → San Diego (SAN).