# 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
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
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.

CST

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?