What is the flight distance between GTF and OSH?

Distance between Great Falls International Airport (GTF) and Wittman Field (OSH) is 1806 kilometers or 1123 miles.

Distance From Great Falls International Airport to Wittman Field (GTF - OSH Distance)

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

Flight time from Great Falls International Airport, Great Falls, United States to Wittman Field, Oshkosh, United States is 2 hours 14 minutes under avarage conditions.

Q: What is the time difference between Great Falls, United States and Oshkosh, United States?

Time difference between Great Falls (United States) and Oshkosh (United States) is 1 Hours. Oshkosh time is 1 Hours ahead of Great Falls. It is currently 14:34 in Great Falls International Airport (GTF) and 15:34 in Wittman Field (OSH).

The flight distance from Great Falls International Airport (GTF) to Wittman Field (OSH) is 1123 miles. This is equivalent to 1806 kilometers or 975 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.

1806 kilometers is the distance from Great Falls International Airport, United States to Wittman Field, United States.

Flight Duration between Great Falls, United States and Oshkosh, United States

Estimated flight time from Great Falls International Airport, Great Falls, United States to Wittman Field, Oshkosh, United States is 2 hours 14 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 - OSH

Time difference between Great Falls (United States) and Oshkosh (United States) is 1 Hours.
Current local time in Great Falls is 2026-01-11, 14:34:45 MST and time in Oshkosh is 2026-01-11, 15:34:45 CST.
Oshkosh time is 1 Hours ahead of Great Falls.

Great Falls International Airport to Wittman Field Flight Route Map - GTF to OSH Flight Path

Location of Great Falls International Airport & Wittman Field is given below.
Click the map to view Great Falls to Oshkosh nonstop flight path and travel direction.

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

Nonstop flight route between Great Falls, United States and Oshkosh, United States.

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:	2026-01-11, 14:34:45 MST
Current weather:	Great Falls International Airport 15 day weather forecast

Wittman Field
City:	Oshkosh
Country:	United States
IATA Code:	OSH
ICAO Code:	KOSH
GPS Coordinates:	Latitude: N 43° 59' 3.7'' Longitude: W 88° 33' 25.4''
Current time:	2026-01-11, 15:34:45 CST
Current weather:	Wittman Field 15 day weather forecast
Flights: