What is the flight distance between GAI and KOA?

Distance between Montgomery County Airport (GAI) and Keahole Airport (KOA) is 7702 kilometers or 4786 miles.

Distance From Montgomery County Airport to Keahole Airport (GAI - KOA Distance)

Q: How long is the flight from GAI to KOA?

Flight time from Montgomery County Airport, Gaithersburg, United States to Keahole Airport, Kona, United States is 9 hours 34 minutes under avarage conditions.

Q: What is the time difference between Gaithersburg, United States and Kona, United States?

Time difference between Gaithersburg (United States) and Kona (United States) is 5 Hours. Kona time is 5 Hours behind Gaithersburg. It is currently 11:04 in Montgomery County Airport (GAI) and 06:04 in Keahole Airport (KOA).

The flight distance from Montgomery County Airport (GAI) to Keahole Airport (KOA) is 4786 miles. This is equivalent to 7702 kilometers or 4156 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.

7702 kilometers is the distance from Montgomery County Airport, United States to Keahole Airport, United States.

Flight Duration between Gaithersburg, United States and Kona, United States

Estimated flight time from Montgomery County Airport, Gaithersburg, United States to Keahole Airport, Kona, United States is 9 hours 34 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 • GAI - KOA

Time difference between Gaithersburg (United States) and Kona (United States) is 5 Hours.
Current local time in Gaithersburg is 2025-12-05, 11:04:30 EST and time in Kona is 2025-12-05, 06:04:30 HST.
Kona time is 5 Hours behind Gaithersburg.

Montgomery County Airport to Keahole Airport Flight Route Map - GAI to KOA Flight Path

Location of Montgomery County Airport & Keahole Airport is given below.
Click the map to view Gaithersburg to Kona nonstop flight path and travel direction.

Click to see flight route on Google Map between Gaithersburg, United States and Kona, United States. .

Nonstop flight route between Gaithersburg, United States and Kona, United States.

Montgomery County Airport
City:	Gaithersburg
Country:	United States
IATA Code:	GAI
ICAO Code:	KGAI
GPS Coordinates:	Latitude: N 39° 10' 6'' Longitude: W 77° 9' 57.6''
Current time:	2025-12-05, 11:04:30 EST
Current weather:	Montgomery County Airport 15 day weather forecast

Keahole Airport
City:	Kona
Country:	United States
IATA Code:	KOA
ICAO Code:	PHKO
GPS Coordinates:	Latitude: N 19° 44' 19.7'' Longitude: W 156° 2' 45.6''
Current time:	2025-12-05, 06:04:30 HST
Current weather:	Keahole Airport 15 day weather forecast
Flights: