Air Miles Calculator

Distance between Lafayette, LA (LFT) and Ontario, CA (ONT)

Flight distance from Lafayette to Ontario (Lafayette Regional Airport – Ontario International Airport) is 1521 miles / 2448 kilometers / 1322 nautical miles. Estimated flight time is 3 hours 22 minutes.

Driving distance from Lafayette (LFT) to Ontario (ONT) is 1726 miles / 2778 kilometers and travel time by car is about 28 hours 21 minutes.

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

Shortest flight path between Lafayette Regional Airport (LFT) and Ontario International Airport (ONT).

How far is Ontario from Lafayette?

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

Vincenty's formula (applied above)
  • 1520.878 miles
  • 2447.616 kilometers
  • 1321.607 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
  • 1517.963 miles
  • 2442.925 kilometers
  • 1319.074 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 Lafayette Regional Airport
City: Lafayette, LA
Country: United States Flag of United States
IATA Code: LFT
ICAO Code: KLFT
Coordinates: 30°12′19″N, 91°59′15″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 Lafayette and Ontario is 2 hours. Ontario is 2 hours behind Lafayette.

Time Difference

Lafayette, LA

 CST

Ontario, CA

 PST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 181 kg (399 pounds).

Frequent Flyer Miles Calculator

Lafayette (LFT) → Ontario (ONT).

Distance:
1521
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
1521

Round trip?