Air Miles Calculator

Distance between Charleston, SC (CHS) and St Michael, AK (SMK)

Flight distance from Charleston to St Michael (Charleston International Airport – St. Michael Airport) is 3979 miles / 6403 kilometers / 3458 nautical miles. Estimated flight time is 8 hours 2 minutes.

Driving distance from Charleston (CHS) to St Michael (SMK) is 5195 miles / 8360 kilometers and travel time by car is about 164 hours 41 minutes.

Map of flight path and driving directions from Charleston to St Michael.

Shortest flight path between Charleston International Airport (CHS) and St. Michael Airport (SMK).

How far is St Michael from Charleston?

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

Vincenty's formula (applied above)
  • 3978.864 miles
  • 6403.361 kilometers
  • 3457.538 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
  • 3970.742 miles
  • 6390.290 kilometers
  • 3450.480 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 St. Michael Airport
City: St Michael, AK
Country: United States Flag of United States
IATA Code: SMK
ICAO Code: PAMK
Coordinates: 63°29′24″N, 162°6′36″W

Time difference and current local times

The time difference between Charleston and St Michael is 4 hours. St Michael is 4 hours behind Charleston.

Time Difference

Charleston, SC

 EST

St Michael, AK

 AKST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 454 kg (1 000 pounds).

Frequent Flyer Miles Calculator

Charleston (CHS) → St Michael (SMK).

Distance:
3979
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
3979

Round trip?