What is the flight distance between GTF and SGO?

Distance between Great Falls International Airport (GTF) and St. George Airport (SGO) is 12985 kilometers or 8069 miles.

Distance From Great Falls International Airport to St. George Airport (GTF - SGO Distance)

Q: How long is the flight from GTF to SGO?

Flight time from Great Falls International Airport, Great Falls, United States to St. George Airport, Saint George, Australia is 16 hours 9 minutes under avarage conditions.

Q: What is the time difference between Great Falls, United States and Saint George, Australia?

Time difference between Great Falls (United States) and Saint George (Australia) is 17 Hours. Saint George time is 17 Hours ahead of Great Falls. It is currently 21:21 in Great Falls International Airport (GTF) and 14:21 in St. George Airport (SGO).

The flight distance from Great Falls International Airport (GTF) to St. George Airport (SGO) is 8069 miles. This is equivalent to 12985 kilometers or 7007 nautical miles. The distance shown below is the straight line distance (may be called as flying or air distance) or direct flight distance between airports.

12985 kilometers is the distance from Great Falls International Airport, United States to St. George Airport, Australia.

Flight Duration between Great Falls, United States and Saint George, Australia

Estimated flight time from Great Falls International Airport, Great Falls, United States to St. George Airport, Saint George, Australia is 16 hours 9 minutes under avarage conditions. The flight time calculator assumes an average flight speed for a commercial airliner of 500 mph, which is equivalent to 805 km/hr or 434 knots. Your actual flying time may vary depending on wind speeds or weather conditions.

Time Difference Between the Airports • GTF - SGO

Time difference between Great Falls (United States) and Saint George (Australia) is 17 Hours.
Current local time in Great Falls is 2025-12-05, 21:21:38 MST and time in Saint George is 2025-12-06, 14:21:38 AEST.
Saint George time is 17 Hours ahead of Great Falls.

Great Falls International Airport to St. George Airport Flight Route Map - GTF to SGO Flight Path

Location of Great Falls International Airport & St. George Airport is given below.
Click the map to view Great Falls to Saint George nonstop flight path and travel direction.

Click to see flight route on Google Map between Great Falls, United States and Saint George, Australia. .

Nonstop flight route between Great Falls, United States and Saint George, Australia.

Great Falls International Airport
City:	Great Falls
Country:	United States
IATA Code:	GTF
ICAO Code:	KGTF
GPS Coordinates:	Latitude: N 47° 28' 55.2'' Longitude: W 111° 22' 14.5''
Current time:	2025-12-05, 21:21:38 MST
Current weather:	Great Falls International Airport 15 day weather forecast

St. George Airport
City:	Saint George
Country:	Australia
IATA Code:	SGO
ICAO Code:	YSGE
GPS Coordinates:	Latitude: S 28° 2' 58.9'' Longitude: E 148° 35' 42''
Current time:	2025-12-06, 14:21:38 AEST
Current weather:	St. George Airport 15 day weather forecast
Flights: