Air Miles Calculator

Distance between Los Angeles, CA (LAX) and Ontario, CA (ONT)

Flight distance from Los Angeles to Ontario (Los Angeles International Airport – Ontario International Airport) is 47 miles / 76 kilometers / 41 nautical miles. Estimated flight time is 35 minutes.

Driving distance from Los Angeles (LAX) to Ontario (ONT) is 56 miles / 90 kilometers and travel time by car is about 1 hour 4 minutes.

Map of flight path and driving directions from Los Angeles to Ontario.

Shortest flight path between Los Angeles International Airport (LAX) and Ontario International Airport (ONT).

How far is Ontario from Los Angeles?

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

Vincenty's formula (applied above)
  • 46.982 miles
  • 75.610 kilometers
  • 40.826 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
  • 46.886 miles
  • 75.456 kilometers
  • 40.743 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 Los Angeles International Airport
City: Los Angeles, CA
Country: United States Flag of United States
IATA Code: LAX
ICAO Code: KLAX
Coordinates: 33°56′33″N, 118°24′28″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

There is no time difference between Los Angeles and Ontario.

Time Difference

Los Angeles, CA

 PDT

Ontario, CA

 PDT

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 32 kg (70 pounds).

Frequent Flyer Miles Calculator

Los Angeles (LAX) → Ontario (ONT).

Distance:
47
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
47

Round trip?