# Distance between Lafayette, LA (LFT) and Blountville, TN (TRI)

Flight distance from Lafayette to Blountville (Lafayette Regional Airport – Blountville Tri-Cities Regional Airport) is 702 miles / 1130 kilometers / 610 nautical miles. Estimated flight time is 1 hour 49 minutes.

Driving distance from Lafayette (LFT) to Blountville (TRI) is 811 miles / 1305 kilometers and travel time by car is about 14 hours 9 minutes.

## Map of flight path and driving directions from Lafayette to Blountville.

Shortest flight path between Lafayette Regional Airport (LFT) and Blountville Tri-Cities Regional Airport (TRI).

## How far is Blountville from Lafayette?

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

Vincenty's formula (applied above)
• 702.064 miles
• 1129.862 kilometers
• 610.077 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
• 701.819 miles
• 1129.468 kilometers
• 609.864 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 Blountville Tri-Cities Regional Airport
City: Blountville, TN
Country: United States
IATA Code: TRI
ICAO Code: KTRI
Coordinates: 36°28′30″N, 82°24′26″W

## Time difference and current local times

The time difference between Lafayette and Blountville is 1 hour. Blountville is 1 hour ahead of Lafayette.

CST

EST

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 125 kg (275 pounds).

## Frequent Flyer Miles Calculator

Lafayette (LFT) → Blountville (TRI).

Distance:
702
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
702

Round trip?