Air Miles Calculator logo

How far is Houston, TX, from San Diego, CA?

The distance between San Diego (San Diego International Airport) and Houston (Houston George Bush Intercontinental Airport) is 1303 miles / 2097 kilometers / 1132 nautical miles.

The driving distance from San Diego (SAN) to Houston (IAH) is 1488 miles / 2394 kilometers, and travel time by car is about 25 hours 18 minutes.

San Diego International Airport – Houston George Bush Intercontinental Airport

Distance arrow
1303
Miles
Distance arrow
2097
Kilometers
Distance arrow
1132
Nautical miles

Search flights

Distance from San Diego to Houston

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

Vincenty's formula (applied above)
  • 1303.126 miles
  • 2097.178 kilometers
  • 1132.385 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
  • 1300.625 miles
  • 2093.152 kilometers
  • 1130.212 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 San Diego to Houston?

The estimated flight time from San Diego International Airport to Houston George Bush Intercontinental Airport is 2 hours and 58 minutes.

Flight carbon footprint between San Diego International Airport (SAN) and Houston George Bush Intercontinental Airport (IAH)

On average, flying from San Diego to Houston generates about 167 kg of CO2 per passenger, and 167 kilograms equals 368 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from San Diego to Houston

See the map of the shortest flight path between San Diego International Airport (SAN) and Houston George Bush Intercontinental Airport (IAH).

Airport information

Origin 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
Destination Houston George Bush Intercontinental Airport
City: Houston, TX
Country: United States Flag of United States
IATA Code: IAH
ICAO Code: KIAH
Coordinates: 29°59′3″N, 95°20′29″W

Airlines flying from San Diego (SAN) to Houston (IAH)

United Airlines