# Distance between Knoxville, TN (TYS) and Houston, TX (IAH)

Flight distance from Knoxville to Houston (Knoxville McGhee Tyson Airport – Houston George Bush Intercontinental Airport) is 771 miles / 1242 kilometers / 670 nautical miles. Estimated flight time is 1 hour 57 minutes.

Driving distance from Knoxville (TYS) to Houston (IAH) is 912 miles / 1467 kilometers and travel time by car is about 16 hours 6 minutes.

## Map of flight path and driving directions from Knoxville to Houston.

Shortest flight path between Knoxville McGhee Tyson Airport (TYS) and Houston George Bush Intercontinental Airport (IAH).

## How far is Houston from Knoxville?

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

Vincenty's formula (applied above)
• 771.458 miles
• 1241.541 kilometers
• 670.379 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
• 770.826 miles
• 1240.525 kilometers
• 669.830 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 Knoxville McGhee Tyson Airport
City: Knoxville, TN
Country: United States
IATA Code: TYS
ICAO Code: KTYS
Coordinates: 35°48′39″N, 83°59′38″W

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

## Time difference and current local times

The time difference between Knoxville and Houston is 1 hour. Houston is 1 hour behind Knoxville.

EDT

CDT

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 132 kg (291 pounds).

## Frequent Flyer Miles Calculator

Knoxville (TYS) → Houston (IAH).

Distance:
771
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
771

Round trip?