How far is Philadelphia from Roanoke?
There are several ways to calculate distances between Roanoke and Philadelphia. Here are two common methods:Vincenty's formula (applied above)
- 310.608 miles
- 499.875 kilometers
- 269.911 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
- 310.265 miles
- 499.323 kilometers
- 269.613 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).
Estimated flight time from Roanoke–Blacksburg Regional Airport (ROA) to Philadelphia International Airport (PHL) is 1 hour 5 minutes.
Time difference and current local times
There is no time difference between Roanoke and Philadelphia.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 68 kg (150 pounds).
Roanoke to Philadelphia flight map.
Frequent Flyer Miles Calculator
Roanoke (ROA) → Philadelphia (PHL).