Map of flight path and driving directions from Houston to San Diego.
Shortest flight path between Houston William P. Hobby Airport (HOU) and San Diego International Airport (SAN).
How far is San Diego from Houston?
There are several ways to calculate distances between Houston and San Diego. Here are two common methods:Vincenty's formula (applied above)
- 1312.589 miles
- 2112.407 kilometers
- 1140.608 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
- 1310.115 miles
- 2108.425 kilometers
- 1138.458 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 Houston and San Diego is 2 hours. San Diego is 2 hours behind Houston.
San Diego, CA
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 168 kg (370 pounds).
Frequent Flyer Miles Calculator
Houston (HOU) → San Diego (SAN).