Air Miles Calculator logo

How far is McGrath, AK, from Ontario, CA?

The distance between Ontario (Ontario International Airport) and McGrath (McGrath Airport) is 2579 miles / 4151 kilometers / 2241 nautical miles.

The driving distance from Ontario (ONT) to McGrath (MCG) is 3705 miles / 5962 kilometers, and travel time by car is about 71 hours 2 minutes.

Ontario International Airport – McGrath Airport

Distance arrow
2579
Miles
Distance arrow
4151
Kilometers
Distance arrow
2241
Nautical miles

Search flights

Distance from Ontario to McGrath

There are several ways to calculate the distance from Ontario to McGrath. Here are two standard methods:

Vincenty's formula (applied above)
  • 2579.345 miles
  • 4151.053 kilometers
  • 2241.389 nautical miles

Vincenty's formula calculates the distance between latitude/longitude points on the earth's surface using an ellipsoidal model of the planet.

Haversine formula
  • 2576.313 miles
  • 4146.173 kilometers
  • 2238.754 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).

How long does it take to fly from Ontario to McGrath?

The estimated flight time from Ontario International Airport to McGrath Airport is 5 hours and 23 minutes.

Flight carbon footprint between Ontario International Airport (ONT) and McGrath Airport (MCG)

On average, flying from Ontario to McGrath generates about 284 kg of CO2 per passenger, and 284 kilograms equals 627 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Ontario to McGrath

See the map of the shortest flight path between Ontario International Airport (ONT) and McGrath Airport (MCG).

Airport information

Origin Ontario International Airport
City: Ontario, CA
Country: United States Flag of United States
IATA Code: ONT
ICAO Code: KONT
Coordinates: 34°3′21″N, 117°36′3″W
Destination McGrath Airport
City: McGrath, AK
Country: United States Flag of United States
IATA Code: MCG
ICAO Code: PAMC
Coordinates: 62°57′10″N, 155°36′21″W