Air Miles Calculator

Distance between Chicago, IL (ORD) and Santa Maria, CA (SMX)

Flight distance from Chicago to Santa Maria (Chicago O'Hare International Airport – Santa Maria Public Airport) is 1820 miles / 2929 kilometers / 1582 nautical miles. Estimated flight time is 3 hours 56 minutes.

Driving distance from Chicago (ORD) to Santa Maria (SMX) is 2174 miles / 3498 kilometers and travel time by car is about 36 hours 4 minutes.

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

Shortest flight path between Chicago O'Hare International Airport (ORD) and Santa Maria Public Airport (SMX).

How far is Santa Maria from Chicago?

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

Vincenty's formula (applied above)
  • 1820.055 miles
  • 2929.095 kilometers
  • 1581.585 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
  • 1816.213 miles
  • 2922.912 kilometers
  • 1578.246 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 Chicago O'Hare International Airport
City: Chicago, IL
Country: United States Flag of United States
IATA Code: ORD
ICAO Code: KORD
Coordinates: 41°58′42″N, 87°54′17″W

B Santa Maria Public Airport
City: Santa Maria, CA
Country: United States Flag of 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 Chicago and Santa Maria is 2 hours. Santa Maria is 2 hours behind Chicago.

Time Difference

Chicago, IL

 CST

Santa Maria, CA

 PST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 202 kg (445 pounds).

Frequent Flyer Miles Calculator

Chicago (ORD) → Santa Maria (SMX).

Distance:
1820
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
1820

Round trip?