Air Miles Calculator

Distance between Charleston, SC (CHS) and St Augustine, FL (UST)

Flight distance from Charleston to St Augustine (Charleston International Airport – Northeast Florida Regional Airport) is 217 miles / 349 kilometers / 188 nautical miles. Estimated flight time is 54 minutes.

Map of flight path from Charleston to St Augustine.

Shortest flight path between Charleston International Airport (CHS) and Northeast Florida Regional Airport (UST).

How far is St Augustine from Charleston?

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

Vincenty's formula (applied above)
  • 216.565 miles
  • 348.527 kilometers
  • 188.189 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
  • 217.053 miles
  • 349.313 kilometers
  • 188.614 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 Charleston International Airport
City: Charleston, SC
Country: United States Flag of United States
IATA Code: CHS
ICAO Code: KCHS
Coordinates: 32°53′54″N, 80°2′25″W

B Northeast Florida Regional Airport
City: St Augustine, FL
Country: United States Flag of United States
IATA Code: UST
ICAO Code: KSGJ
Coordinates: 29°57′33″N, 81°20′23″W

Time difference and current local times

There is no time difference between Charleston and St Augustine.

Time Difference

Charleston, SC

 EST

St Augustine, FL

 EST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 57 kg (125 pounds).

Frequent Flyer Miles Calculator

Charleston (CHS) → St Augustine (UST).

Distance:
217
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
217

Round trip?