How far is Rockford, IL, from St Petersburg, FL?
The distance between St Petersburg (St. Pete–Clearwater International Airport) and Rockford (Chicago Rockford International Airport) is 1049 miles / 1688 kilometers / 911 nautical miles.
The driving distance from St Petersburg (PIE) to Rockford (RFD) is 1274 miles / 2051 kilometers, and travel time by car is about 23 hours 27 minutes.
St. Pete–Clearwater International Airport – Chicago Rockford International Airport
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Distance from St Petersburg to Rockford
There are several ways to calculate the distance from St Petersburg to Rockford. Here are two standard methods:
Vincenty's formula (applied above)- 1048.843 miles
- 1687.950 kilometers
- 911.420 nautical miles
Vincenty's formula calculates the distance between latitude/longitude points on the earth's surface using an ellipsoidal model of the planet.
Haversine formula- 1050.666 miles
- 1690.882 kilometers
- 913.003 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).
How long does it take to fly from St Petersburg to Rockford?
The estimated flight time from St. Pete–Clearwater International Airport to Chicago Rockford International Airport is 2 hours and 29 minutes.
What is the time difference between St Petersburg and Rockford?
Flight carbon footprint between St. Pete–Clearwater International Airport (PIE) and Chicago Rockford International Airport (RFD)
On average, flying from St Petersburg to Rockford generates about 154 kg of CO2 per passenger, and 154 kilograms equals 339 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from St Petersburg to Rockford
See the map of the shortest flight path between St. Pete–Clearwater International Airport (PIE) and Chicago Rockford International Airport (RFD).
Airport information
| Origin | 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 |
| Destination | Chicago Rockford International Airport |
|---|---|
| City: | Rockford, IL |
| Country: | United States |
| IATA Code: | RFD |
| ICAO Code: | KRFD |
| Coordinates: | 42°11′43″N, 89°5′49″W |
Airlines flying from St Petersburg (PIE) to Rockford (RFD)
| Allegiant Air |