Air Miles Calculator

Distance between Houston, TX (IAH) and Blountville, TN (TRI)

Distance from Houston to Blountville (George Bush Intercontinental Airport – Tri-Cities Regional Airport) is 871 miles / 1402 kilometers / 757 nautical miles.

How far is Blountville from Houston?

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

Vincenty's formula (applied above)
  • 871.304 miles
  • 1402.228 kilometers
  • 757.142 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
  • 870.537 miles
  • 1400.993 kilometers
  • 756.476 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).

Flight duration

Estimated flight time from George Bush Intercontinental Airport (IAH) to Tri-Cities Regional Airport (TRI) is 2 hours 8 minutes.

Time difference and current local times

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

Time Difference

Houston
Blountville

Houston, TX

 CST

Blountville, TN

 EST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 141 kg (311 pounds).

Airport information


A George Bush Intercontinental Airport
City: Houston, TX
Country: United States Flag of United States
IATA Code: IAH
ICAO Code: KIAH
Coordinates: 29°59′3″N, 95°20′29″W

B 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

Map

Houston to Blountville flight map.

Frequent Flyer Miles Calculator

Houston (IAH) → Blountville (TRI).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
871
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
871

Round trip?