Air Miles Calculator

Distance between San Antonio, TX (SAT) and Roanoke, VA (ROA)

Distance from San Antonio to Roanoke (San Antonio International Airport – Roanoke–Blacksburg Regional Airport) is 1193 miles / 1920 kilometers / 1037 nautical miles.

How far is Roanoke from San Antonio?

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

Vincenty's formula (applied above)
  • 1193.073 miles
  • 1920.064 kilometers
  • 1036.752 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
  • 1191.662 miles
  • 1917.794 kilometers
  • 1035.526 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 San Antonio International Airport (SAT) to Roanoke–Blacksburg Regional Airport (ROA) is 2 hours 45 minutes.

Time difference and current local times

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

Time Difference

San Antonio
Roanoke

San Antonio, TX

 CDT

Roanoke, VA

 EDT

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 161 kg (355 pounds).

Airport information


A San Antonio International Airport
City: San Antonio, TX
Country: United States Flag of United States
IATA Code: SAT
ICAO Code: KSAT
Coordinates: 29°32′1″N, 98°28′11″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

San Antonio to Roanoke flight path

Shortest flight path between San Antonio International Airport (SAT) and Roanoke–Blacksburg Regional Airport (ROA).

Frequent Flyer Miles Calculator

San Antonio (SAT) → Roanoke (ROA).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
1193
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
1193

Round trip?