# Distance between Chicago, IL (ORD) and San Luis Obispo, CA (SBP)

Flight distance from Chicago to San Luis Obispo (Chicago O'Hare International Airport – San Luis Obispo County Regional Airport) is 1820 miles / 2929 kilometers / 1581 nautical miles. Estimated flight time is 3 hours 56 minutes.

Driving distance from Chicago (ORD) to San Luis Obispo (SBP) is 2153 miles / 3465 kilometers and travel time by car is about 36 hours 14 minutes.

## Map of flight path and driving directions from Chicago to San Luis Obispo.

Shortest flight path between Chicago O'Hare International Airport (ORD) and San Luis Obispo County Regional Airport (SBP).

## How far is San Luis Obispo from Chicago?

There are several ways to calculate distances between Chicago and San Luis Obispo. Here are two common methods:

Vincenty's formula (applied above)
• 1819.697 miles
• 2928.519 kilometers
• 1581.274 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
• 1815.786 miles
• 2922.225 kilometers
• 1577.875 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
IATA Code: ORD
ICAO Code: KORD
Coordinates: 41°58′42″N, 87°54′17″W

B San Luis Obispo County Regional Airport
City: San Luis Obispo, CA
Country: United States
IATA Code: SBP
ICAO Code: KSBP
Coordinates: 35°14′12″N, 120°38′31″W

## Time difference and current local times

The time difference between Chicago and San Luis Obispo is 2 hours. San Luis Obispo is 2 hours behind Chicago.

CDT

PDT

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 202 kg (444 pounds).

## Frequent Flyer Miles Calculator

Chicago (ORD) → San Luis Obispo (SBP).

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

### In total

Total frequent flyer miles:
1820

Round trip?