# 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
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
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.

EDT

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?