How far is St. George Island, AK, from Ontario, CA?

The distance between Ontario (Ontario International Airport) and St. George Island (St. George Airport) is 2879 miles / 4633 kilometers / 2501 nautical miles.

Distance from Ontario to St. George Island

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

Vincenty's formula (applied above)

• 2878.555 miles
• 4632.585 kilometers
• 2501.396 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

• 2873.364 miles
• 4624.231 kilometers
• 2496.885 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 St. George Island?

The estimated flight time from Ontario International Airport to St. George Airport is 5 hours and 57 minutes.

What is the time difference between Ontario and St. George Island?

The time difference between Ontario and St. George Island is 2 hours. St. George Island is 2 hours behind Ontario.

Flight carbon footprint between Ontario International Airport (ONT) and St. George Airport (STG)

On average, flying from Ontario to St. George Island generates about 320 kg of CO2 per passenger, and 320 kilograms equals 705 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Ontario to St. George Island

See the map of the shortest flight path between Ontario International Airport (ONT) and St. George Airport (STG).

Airport information

Origin	Ontario International Airport
City:	Ontario, CA
Country:	United States
IATA Code:	ONT
ICAO Code:	KONT
Coordinates:	34°3′21″N, 117°36′3″W

Destination	St. George Airport
City:	St. George Island, AK
Country:	United States
IATA Code:	STG
ICAO Code:	PAPB
Coordinates:	56°34′38″N, 169°39′49″W