Air Miles Calculator

Distance between Houston, TX (HOU) and Roanoke, VA (ROA)

Distance from Houston to Roanoke (William P. Hobby Airport – Roanoke–Blacksburg Regional Airport) is 1028 miles / 1655 kilometers / 893 nautical miles.

How far is Roanoke from Houston?

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

Vincenty's formula (applied above)
  • 1028.137 miles
  • 1654.626 kilometers
  • 893.427 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
  • 1027.217 miles
  • 1653.146 kilometers
  • 892.627 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 William P. Hobby Airport (HOU) to Roanoke–Blacksburg Regional Airport (ROA) is 2 hours 26 minutes.

Time difference and current local times

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

Time Difference

Houston
Roanoke

Houston, TX

 CST

Roanoke, VA

 EST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 153 kg (336 pounds).

Airport information


A William P. Hobby Airport
City: Houston, TX
Country: United States Flag of United States
IATA Code: HOU
ICAO Code: KHOU
Coordinates: 29°38′43″N, 95°16′44″W

B 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

Map

Houston to Roanoke flight map.

Frequent Flyer Miles Calculator

Houston (HOU) → Roanoke (ROA).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
1028
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
1028

Round trip?