# Distance between St Louis, MO (STL) and Roanoke, VA (ROA)

Flight distance from St Louis to Roanoke (St. Louis Lambert International Airport – Roanoke–Blacksburg Regional Airport) is 575 miles / 926 kilometers / 500 nautical miles. Estimated flight time is 1 hour 35 minutes.

Driving distance from St Louis (STL) to Roanoke (ROA) is 695 miles / 1119 kilometers and travel time by car is about 12 hours 18 minutes.

## Map of flight path and driving directions from St Louis to Roanoke.

Shortest flight path between St. Louis Lambert International Airport (STL) and Roanoke–Blacksburg Regional Airport (ROA).

## How far is Roanoke from St Louis?

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

Vincenty's formula (applied above)
• 575.117 miles
• 925.561 kilometers
• 499.763 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
• 573.814 miles
• 923.464 kilometers
• 498.631 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 St. Louis Lambert International Airport
City: St Louis, MO
Country: United States
IATA Code: STL
ICAO Code: KSTL
Coordinates: 38°44′55″N, 90°22′12″W

B Roanoke–Blacksburg Regional Airport
City: Roanoke, VA
Country: United States
IATA Code: ROA
ICAO Code: KROA
Coordinates: 37°19′31″N, 79°58′31″W

## Time difference and current local times

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

CST

EST

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 109 kg (241 pounds).

## Frequent Flyer Miles Calculator

St Louis (STL) → Roanoke (ROA).

Distance:
575
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
575

Round trip?