# Distance between St Louis, MO (STL) and Blountville, TN (TRI)

Flight distance from St Louis to Blountville (St. Louis Lambert International Airport – Blountville Tri-Cities Regional Airport) is 464 miles / 747 kilometers / 403 nautical miles. Estimated flight time is 1 hour 22 minutes.

Driving distance from St Louis (STL) to Blountville (TRI) is 570 miles / 918 kilometers and travel time by car is about 10 hours 8 minutes.

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

Shortest flight path between St. Louis Lambert International Airport (STL) and Blountville Tri-Cities Regional Airport (TRI).

## How far is Blountville from St Louis?

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

Vincenty's formula (applied above)
• 463.938 miles
• 746.636 kilometers
• 403.151 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
• 463.066 miles
• 745.232 kilometers
• 402.393 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 St. Louis Lambert International Airport
City: St Louis, MO
Country: United States
IATA Code: STL
ICAO Code: KSTL
Coordinates: 38°44′55″N, 90°22′12″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 St Louis and Blountville is 1 hour. Blountville is 1 hour ahead of St Louis.

CST

EST

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 93 kg (206 pounds).

## Frequent Flyer Miles Calculator

St Louis (STL) → Blountville (TRI).

Distance:
464
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
464

Round trip?