Distance between San Diego, CA (SAN) and Washington D.C. (DCA)
Distance from San Diego to Washington D.C. (San Diego International Airport – Ronald Reagan Washington National Airport) is 2276 miles / 3663 kilometers / 1978 nautical miles.
Calculate Distance
Search by airport name, city or IATA airport code.
Multiple airports
San Diego - Washington D.C.
How far is Washington D.C. from San Diego?
There are several ways to calculate distances between San Diego and Washington D.C.. 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).
Flight duration
Estimated flight time from San Diego International Airport (SAN) to Ronald Reagan Washington National Airport (DCA) is 4 hours 48 minutes.
Time difference and current local times
The time difference between San Diego and Washington D.C. is 3 hours. Washington D.C. is 3 hours ahead of San Diego.
Time Difference
San Diego, CA
Washington D.C.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 253 kg (558 pounds).
Airport information
| A | San Diego International Airport |
|---|---|
| City: | San Diego, CA |
| Country: | United States  |
| IATA Code: | SAN |
| ICAO Code: | KSAN |
| Coordinates: | 32°44′0″N, 117°11′24″W |
| B | 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 |
San Diego to Washington D.C. flight path
Shortest flight path between San Diego International Airport (SAN) and Ronald Reagan Washington National Airport (DCA).
Frequent Flyer Miles Calculator
San Diego (SAN) → Washington D.C. (DCA).
In total
Round trip?