Map of flight path and driving directions from Seattle to Rock Springs.
Shortest flight path between Seattle Boeing Field (BFI) and Southwest Wyoming Regional Airport (RKS).
How far is Rock Springs from Seattle?
There are several ways to calculate distances between Seattle and Rock Springs. Here are two common methods:Vincenty's formula (applied above)
- 769.766 miles
- 1238.819 kilometers
- 668.909 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
- 768.385 miles
- 1236.595 kilometers
- 667.708 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 Rock Springs is 1 hour. Rock Springs is 1 hour ahead of Seattle.
Rock Springs, WY
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 132 kg (291 pounds).
Frequent Flyer Miles Calculator
Seattle (BFI) → Rock Springs (RKS).