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).
Estimated flight time from Boeing Field (BFI) to Roanoke–Blacksburg Regional Airport (ROA) is 4 hours 44 minutes.
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 249 kg (550 pounds).
Seattle to Roanoke flight path
Shortest flight path between Boeing Field (BFI) and Roanoke–Blacksburg Regional Airport (ROA).
Frequent Flyer Miles Calculator
Seattle (BFI) → Roanoke (ROA).