Distance between Chicago, IL (ORD) and St Petersburg, FL (PIE)
Distance from Chicago to St Petersburg (O'Hare International Airport – St. Pete–Clearwater International Airport) is 1013 miles / 1631 kilometers / 881 nautical miles.
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Chicago - St Petersburg
How far is St Petersburg from Chicago?
There are several ways to calculate distances between Chicago and St Petersburg. Here are two common methods:
Vincenty's formula (applied above)- 1013.479 miles
- 1631.037 kilometers
- 880.689 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- 1015.412 miles
- 1634.148 kilometers
- 882.369 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 O'Hare International Airport (ORD) to St. Pete–Clearwater International Airport (PIE) is 2 hours 25 minutes.
Time difference and current local times
The time difference between Chicago and St Petersburg is 1 hour. St Petersburg is 1 hour ahead of Chicago.
Time Difference
Chicago, IL
St Petersburg, FL
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 152 kg (334 pounds).
Airport information
| A | 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 | St. Pete–Clearwater International Airport |
|---|---|
| City: | St Petersburg, FL |
| Country: | United States |
| IATA Code: | PIE |
| ICAO Code: | KPIE |
| Coordinates: | 27°54′36″N, 82°41′14″W |
Chicago to St Petersburg flight path
Shortest flight path between O'Hare International Airport (ORD) and St. Pete–Clearwater International Airport (PIE).
Frequent Flyer Miles Calculator
Chicago (ORD) → St Petersburg (PIE).
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