# Distance between Houston, TX (IAH) and Santa Maria, CA (SMX)

Flight distance from Houston to Santa Maria (Houston George Bush Intercontinental Airport – Santa Maria Public Airport) is 1502 miles / 2417 kilometers / 1305 nautical miles. Estimated flight time is 3 hours 20 minutes.

Driving distance from Houston (IAH) to Santa Maria (SMX) is 1728 miles / 2781 kilometers and travel time by car is about 28 hours 35 minutes.

## Map of flight path and driving directions from Houston to Santa Maria.

Shortest flight path between Houston George Bush Intercontinental Airport (IAH) and Santa Maria Public Airport (SMX).

## How far is Santa Maria from Houston?

There are several ways to calculate distances between Houston and Santa Maria. Here are two common methods:

Vincenty's formula (applied above)
• 1501.809 miles
• 2416.927 kilometers
• 1305.036 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
• 1499.052 miles
• 2412.491 kilometers
• 1302.641 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).

## Airport information

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

B Santa Maria Public Airport
City: Santa Maria, CA
Country: United States
IATA Code: SMX
ICAO Code: KSMX
Coordinates: 34°53′56″N, 120°27′25″W

## Time difference and current local times

The time difference between Houston and Santa Maria is 2 hours. Santa Maria is 2 hours behind Houston.

CST

PST

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 180 kg (396 pounds).

## Frequent Flyer Miles Calculator

Houston (IAH) → Santa Maria (SMX).

Distance:
1502
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
1502

Round trip?