Air Miles Calculator

Distance between Louisville, KY (SDF) and St Michael, AK (SMK)

Flight distance from Louisville to St Michael (Louisville International Airport – St. Michael Airport) is 3499 miles / 5632 kilometers / 3041 nautical miles. Estimated flight time is 7 hours 7 minutes.

Driving distance from Louisville (SDF) to St Michael (SMK) is 4612 miles / 7423 kilometers and travel time by car is about 154 hours 14 minutes.

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

Shortest flight path between Louisville International Airport (SDF) and St. Michael Airport (SMK).

How far is St Michael from Louisville?

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

Vincenty's formula (applied above)
  • 3499.306 miles
  • 5631.587 kilometers
  • 3040.814 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
  • 3490.966 miles
  • 5618.166 kilometers
  • 3033.567 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 Louisville International Airport
City: Louisville, KY
Country: United States Flag of United States
IATA Code: SDF
ICAO Code: KSDF
Coordinates: 38°10′27″N, 85°44′9″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 Louisville and St Michael is 4 hours. St Michael is 4 hours behind Louisville.

Time Difference

Louisville, KY

 EDT

St Michael, AK

 AKDT

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 395 kg (870 pounds).

Frequent Flyer Miles Calculator

Louisville (SDF) → St Michael (SMK).

Distance:
3499
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
3499

Round trip?