Map of flight path and driving directions from Seattle to Roanoke.
Shortest flight path between Seattle Boeing Field (BFI) and Roanoke–Blacksburg Regional Airport (ROA).
How far is Roanoke from Seattle?
There are several ways to calculate distances between Seattle and Roanoke. Here are two common methods:Vincenty's formula (applied above)
- 2244.557 miles
- 3612.265 kilometers
- 1950.467 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
- 2239.458 miles
- 3604.059 kilometers
- 1946.036 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).
Time difference and current local times
The time difference between Seattle and Roanoke is 3 hours. Roanoke is 3 hours ahead of Seattle.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 246 kg (541 pounds).
Frequent Flyer Miles Calculator
Seattle (BFI) → Roanoke (ROA).