Air Miles Calculator

Distance between Santa Ana, CA (SNA) and Chicago, IL (ORD)

Distance from Santa Ana to Chicago (John Wayne Airport – O'Hare International Airport) is 1726 miles / 2777 kilometers / 1500 nautical miles.

How far is Chicago from Santa Ana?

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

Vincenty's formula (applied above)
  • 1725.694 miles
  • 2777.235 kilometers
  • 1499.587 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
  • 1722.397 miles
  • 2771.929 kilometers
  • 1496.722 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).

Flight duration

Estimated flight time from John Wayne Airport (SNA) to O'Hare International Airport (ORD) is 3 hours 46 minutes.

Time difference and current local times

The time difference between Santa Ana and Chicago is 2 hours. Chicago is 2 hours ahead of Santa Ana.

Time Difference

Santa Ana
Chicago

Santa Ana, CA

 PST

Chicago, IL

 CST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 189 kg (418 pounds).

Airport information


A John Wayne Airport
City: Santa Ana, CA
Country: United States Flag of United States
IATA Code: SNA
ICAO Code: KSNA
Coordinates: 33°40′32″N, 117°52′4″W

B 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

Map

Santa Ana to Chicago flight map.

Frequent Flyer Miles Calculator

Santa Ana (SNA) → Chicago (ORD).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
1726
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
1726

Round trip?