Air Miles Calculator

Distance between Roanoke, VA (ROA) and Blountville, TN (TRI)

Flight distance from Roanoke to Blountville (Roanoke–Blacksburg Regional Airport – Blountville Tri-Cities Regional Airport) is 147 miles / 236 kilometers / 128 nautical miles. Estimated flight time is 46 minutes.

Driving distance from Roanoke (ROA) to Blountville (TRI) is 163 miles / 262 kilometers and travel time by car is about 2 hours 50 minutes.

Map of flight path and driving directions from Roanoke to Blountville.

Shortest flight path between Roanoke–Blacksburg Regional Airport (ROA) and Blountville Tri-Cities Regional Airport (TRI).

How far is Blountville from Roanoke?

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

Vincenty's formula (applied above)
  • 146.890 miles
  • 236.397 kilometers
  • 127.644 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
  • 146.650 miles
  • 236.010 kilometers
  • 127.435 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 Roanoke–Blacksburg Regional Airport
City: Roanoke, VA
Country: United States Flag of United States
IATA Code: ROA
ICAO Code: KROA
Coordinates: 37°19′31″N, 79°58′31″W

B Blountville Tri-Cities Regional Airport
City: Blountville, TN
Country: United States Flag of United States
IATA Code: TRI
ICAO Code: KTRI
Coordinates: 36°28′30″N, 82°24′26″W

Time difference and current local times

There is no time difference between Roanoke and Blountville.

Time Difference

Roanoke, VA

 EST

Blountville, TN

 EST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 47 kg (103 pounds).

Frequent Flyer Miles Calculator

Roanoke (ROA) → Blountville (TRI).

Distance:
147
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
147

Round trip?