Air Miles Calculator

Distance between New York, NY (LGA) and Ontario, CA (ONT)

Flight distance from New York to Ontario (New York LaGuardia Airport – Ontario International Airport) is 2424 miles / 3901 kilometers / 2106 nautical miles. Estimated flight time is 5 hours 5 minutes.

Driving distance from New York (LGA) to Ontario (ONT) is 2761 miles / 4444 kilometers and travel time by car is about 46 hours 1 minutes.

Map of flight path and driving directions from New York to Ontario.

Shortest flight path between New York LaGuardia Airport (LGA) and Ontario International Airport (ONT).

How far is Ontario from New York?

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

Vincenty's formula (applied above)
  • 2423.892 miles
  • 3900.876 kilometers
  • 2106.305 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
  • 2418.574 miles
  • 3892.317 kilometers
  • 2101.683 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 New York LaGuardia Airport
City: New York, NY
Country: United States Flag of United States
IATA Code: LGA
ICAO Code: KLGA
Coordinates: 40°46′37″N, 73°52′21″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 New York and Ontario is 3 hours. Ontario is 3 hours behind New York.

Time Difference

New York, NY

 EDT

Ontario, CA

 PDT

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 266 kg (587 pounds).

Frequent Flyer Miles Calculator

New York (LGA) → Ontario (ONT).

Distance:
2424
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
2424

Round trip?