Air Miles Calculator

Distance between Boise, ID (BOI) and St George, UT (SGU)

Flight distance from Boise to St George (Boise Airport – St. George Municipal Airport) is 473 miles / 761 kilometers / 411 nautical miles. Estimated flight time is 1 hour 23 minutes.

Driving distance from Boise (BOI) to St George (SGU) is 644 miles / 1036 kilometers and travel time by car is about 9 hours 55 minutes.

Map of flight path and driving directions from Boise to St George.

Shortest flight path between Boise Airport (BOI) and St. George Municipal Airport (SGU).

How far is St George from Boise?

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

Vincenty's formula (applied above)
  • 472.588 miles
  • 760.557 kilometers
  • 410.668 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
  • 473.077 miles
  • 761.343 kilometers
  • 411.092 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 Boise Airport
City: Boise, ID
Country: United States Flag of United States
IATA Code: BOI
ICAO Code: KBOI
Coordinates: 43°33′51″N, 116°13′22″W

B St. George Municipal Airport
City: St George, UT
Country: United States Flag of United States
IATA Code: SGU
ICAO Code: KSGU
Coordinates: 37°2′11″N, 113°30′37″W

Time difference and current local times

There is no time difference between Boise and St George.

Time Difference

Boise, ID

 MST

St George, UT

 MST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 95 kg (209 pounds).

Frequent Flyer Miles Calculator

Boise (BOI) → St George (SGU).

Distance:
473
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
473

Round trip?