Air Miles Calculator

Distance between Honolulu, HI (HNL) and Ontario, CA (ONT)

Flight distance from Honolulu to Ontario (Honolulu Daniel K. Inouye International Airport – Ontario International Airport) is 2603 miles / 4189 kilometers / 2262 nautical miles. Estimated flight time is 5 hours 25 minutes.

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).

Airport information


A Honolulu Daniel K. Inouye International Airport
City: Honolulu, HI
Country: United States Flag of United States
IATA Code: HNL
ICAO Code: PHNL
Coordinates: 21°19′7″N, 157°55′19″W

B 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

Time difference and current local times

The time difference between Honolulu and Ontario is 2 hours. Ontario is 2 hours ahead of Honolulu.

Time Difference

Honolulu, HI

 HST

Ontario, CA

 PST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 287 kg (633 pounds).

Frequent Flyer Miles Calculator

Honolulu (HNL) → Ontario (ONT).

Distance:
2603
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
2603

Round trip?