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How far is San Diego, CA, from Washington D.C.?

The distance between Washington D.C. (Washington Dulles International Airport) and San Diego (San Diego International Airport) is 2253 miles / 3626 kilometers / 1958 nautical miles.

The driving distance from Washington D.C. (IAD) to San Diego (SAN) is 2676 miles / 4307 kilometers, and travel time by car is about 47 hours 7 minutes.

Washington Dulles International Airport – San Diego International Airport

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2253
Miles
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3626
Kilometers
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1958
Nautical miles

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Distance from Washington D.C. to San Diego

There are several ways to calculate the distance from Washington D.C. to San Diego. Here are two standard methods:

Vincenty's formula (applied above)
  • 2253.066 miles
  • 3625.958 kilometers
  • 1957.861 nautical miles

Vincenty's formula calculates the distance between latitude/longitude points on the earth's surface using an ellipsoidal model of the planet.

Haversine formula
  • 2248.329 miles
  • 3618.335 kilometers
  • 1953.745 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).

How long does it take to fly from Washington D.C. to San Diego?

The estimated flight time from Washington Dulles International Airport to San Diego International Airport is 4 hours and 45 minutes.

Flight carbon footprint between Washington Dulles International Airport (IAD) and San Diego International Airport (SAN)

On average, flying from Washington D.C. to San Diego generates about 247 kg of CO2 per passenger, and 247 kilograms equals 543 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Washington D.C. to San Diego

See the map of the shortest flight path between Washington Dulles International Airport (IAD) and San Diego International Airport (SAN).

Airport information

Origin Washington Dulles International Airport
City: Washington D.C.
Country: United States Flag of United States
IATA Code: IAD
ICAO Code: KIAD
Coordinates: 38°56′40″N, 77°27′20″W
Destination San Diego International Airport
City: San Diego, CA
Country: United States Flag of United States
IATA Code: SAN
ICAO Code: KSAN
Coordinates: 32°44′0″N, 117°11′24″W

Airlines flying from Washington D.C. (IAD) to San Diego (SAN)

United Airlines