Air Miles Calculator

Distance between Oklahoma City, OK (OKC) and Ontario, CA (ONT)

Flight distance from Oklahoma City to Ontario (Will Rogers World Airport – Ontario International Airport) is 1140 miles / 1835 kilometers / 991 nautical miles. Estimated flight time is 2 hours 39 minutes.

Driving distance from Oklahoma City (OKC) to Ontario (ONT) is 1289 miles / 2075 kilometers and travel time by car is about 20 hours 59 minutes.

Map of flight path and driving directions from Oklahoma City to Ontario.

Shortest flight path between Will Rogers World Airport (OKC) and Ontario International Airport (ONT).

How far is Ontario from Oklahoma City?

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

Vincenty's formula (applied above)
  • 1140.061 miles
  • 1834.750 kilometers
  • 990.686 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
  • 1137.583 miles
  • 1830.763 kilometers
  • 988.533 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 Will Rogers World Airport
City: Oklahoma City, OK
Country: United States Flag of United States
IATA Code: OKC
ICAO Code: KOKC
Coordinates: 35°23′35″N, 97°36′2″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 Oklahoma City and Ontario is 2 hours. Ontario is 2 hours behind Oklahoma City.

Time Difference

Oklahoma City, OK

 CST

Ontario, CA

 PST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 159 kg (350 pounds).

Frequent Flyer Miles Calculator

Oklahoma City (OKC) → Ontario (ONT).

Distance:
1140
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
1140

Round trip?