Air Miles Calculator

Distance between Ontario, CA (ONT) and Grand Canyon, AZ (GCN)

Flight distance from Ontario to Grand Canyon (Ontario International Airport – Grand Canyon National Park Airport) is 336 miles / 540 kilometers / 292 nautical miles. Estimated flight time is 1 hour 8 minutes.

Driving distance from Ontario (ONT) to Grand Canyon (GCN) is 447 miles / 720 kilometers and travel time by car is about 7 hours 37 minutes.

Map of flight path and driving directions from Ontario to Grand Canyon.

Shortest flight path between Ontario International Airport (ONT) and Grand Canyon National Park Airport (GCN).

How far is Grand Canyon from Ontario?

There are several ways to calculate distances between Ontario and Grand Canyon. Here are two common methods:

Vincenty's formula (applied above)
  • 335.776 miles
  • 540.379 kilometers
  • 291.782 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
  • 335.261 miles
  • 539.551 kilometers
  • 291.334 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 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

B Grand Canyon National Park Airport
City: Grand Canyon, AZ
Country: United States Flag of United States
IATA Code: GCN
ICAO Code: KGCN
Coordinates: 35°57′8″N, 112°8′49″W

Time difference and current local times

There is no time difference between Ontario and Grand Canyon.

Time Difference

Ontario, CA

 PDT

Grand Canyon, AZ

 MST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 74 kg (164 pounds).

Frequent Flyer Miles Calculator

Ontario (ONT) → Grand Canyon (GCN).

Distance:
336
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
336

Round trip?