Map of flight path from Honolulu to Ontario.
Shortest flight path between Honolulu Daniel K. Inouye International Airport (HNL) and Ontario International Airport (ONT).
How far is Ontario from Honolulu?
There are several ways to calculate distances between Honolulu and Ontario. Here are two common methods:Vincenty's formula (applied above)
- 2602.793 miles
- 4188.789 kilometers
- 2261.765 nautical miles
Vincenty's formula calculates the distance between latitude/longitude points on the earth’s surface, using an ellipsoidal model of the earth.Haversine formula
- 2599.559 miles
- 4183.585 kilometers
- 2258.955 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).
Time difference and current local times
The time difference between Honolulu and Ontario is 2 hours. Ontario is 2 hours ahead of Honolulu.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 287 kg (633 pounds).
Frequent Flyer Miles Calculator
Honolulu (HNL) → Ontario (ONT).