# Distance between Huntsville, AL (HSV) and St Petersburg, FL (PIE)

Flight distance from Huntsville to St Petersburg (Huntsville International Airport – St. Pete–Clearwater International Airport) is 523 miles / 841 kilometers / 454 nautical miles. Estimated flight time is 1 hour 29 minutes.

Driving distance from Huntsville (HSV) to St Petersburg (PIE) is 667 miles / 1073 kilometers and travel time by car is about 12 hours 15 minutes.

## Map of flight path and driving directions from Huntsville to St Petersburg.

Shortest flight path between Huntsville International Airport (HSV) and St. Pete–Clearwater International Airport (PIE).

## How far is St Petersburg from Huntsville?

There are several ways to calculate distances between Huntsville and St Petersburg. Here are two common methods:

Vincenty's formula (applied above)
• 522.635 miles
• 841.099 kilometers
• 454.157 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
• 523.598 miles
• 842.649 kilometers
• 454.994 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 Huntsville International Airport
City: Huntsville, AL
Country: United States
IATA Code: HSV
ICAO Code: KHSV
Coordinates: 34°38′13″N, 86°46′30″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

## Time difference and current local times

The time difference between Huntsville and St Petersburg is 1 hour. St Petersburg is 1 hour ahead of Huntsville.

CDT

EDT

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 102 kg (225 pounds).

## Frequent Flyer Miles Calculator

Huntsville (HSV) → St Petersburg (PIE).

Distance:
523
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
523

Round trip?