Air Miles Calculator

Distance between Richmond, VA (RIC) and Ontario, CA (ONT)

Flight distance from Richmond to Ontario (Richmond International Airport – Ontario International Airport) is 2258 miles / 3634 kilometers / 1962 nautical miles. Estimated flight time is 4 hours 46 minutes.

Driving distance from Richmond (RIC) to Ontario (ONT) is 2590 miles / 4168 kilometers and travel time by car is about 43 hours 34 minutes.

Map of flight path and driving directions from Richmond to Ontario.

Shortest flight path between Richmond International Airport (RIC) and Ontario International Airport (ONT).

How far is Ontario from Richmond?

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

Vincenty's formula (applied above)
  • 2258.238 miles
  • 3634.282 kilometers
  • 1962.355 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
  • 2253.246 miles
  • 3626.248 kilometers
  • 1958.017 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 Richmond International Airport
City: Richmond, VA
Country: United States Flag of United States
IATA Code: RIC
ICAO Code: KRIC
Coordinates: 37°30′18″N, 77°19′10″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 Richmond and Ontario is 3 hours. Ontario is 3 hours behind Richmond.

Time Difference

Richmond, VA

 EST

Ontario, CA

 PST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 247 kg (545 pounds).

Frequent Flyer Miles Calculator

Richmond (RIC) → Ontario (ONT).

Distance:
2258
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
2258

Round trip?