Map of flight path and driving directions from Rock Springs to Seattle.
Shortest flight path between Southwest Wyoming Regional Airport (RKS) and Seattle Boeing Field (BFI).
How far is Seattle from Rock Springs?
There are several ways to calculate distances between Rock Springs and Seattle. 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 Rock Springs and Seattle is 1 hour. Seattle is 1 hour behind Rock Springs.
Rock Springs, WY
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 132 kg (291 pounds).
Frequent Flyer Miles Calculator
Rock Springs (RKS) → Seattle (BFI).