Air Miles Calculator

Distance between Houston, TX (HOU) and St Michael, AK (SMK)

Flight distance from Houston to St Michael (Houston William P. Hobby Airport – St. Michael Airport) is 3700 miles / 5955 kilometers / 3215 nautical miles. Estimated flight time is 7 hours 30 minutes.

Driving distance from Houston (HOU) to St Michael (SMK) is 4945 miles / 7959 kilometers and travel time by car is about 159 hours 41 minutes.

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

Shortest flight path between Houston William P. Hobby Airport (HOU) and St. Michael Airport (SMK).

How far is St Michael from Houston?

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

Vincenty's formula (applied above)
  • 3700.065 miles
  • 5954.678 kilometers
  • 3215.269 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
  • 3694.390 miles
  • 5945.544 kilometers
  • 3210.337 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 Houston William P. Hobby Airport
City: Houston, TX
Country: United States Flag of United States
IATA Code: HOU
ICAO Code: KHOU
Coordinates: 29°38′43″N, 95°16′44″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 Houston and St Michael is 3 hours. St Michael is 3 hours behind Houston.

Time Difference

Houston, TX

 CST

St Michael, AK

 AKST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 419 kg (924 pounds).

Frequent Flyer Miles Calculator

Houston (HOU) → St Michael (SMK).

Distance:
3700
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
3700

Round trip?