Air Miles Calculator

Distance between Seattle, WA (SEA) and Rock Springs, WY (RKS)

Distance from Seattle to Rock Springs (Seattle–Tacoma International Airport – Southwest Wyoming Regional Airport) is 768 miles / 1235 kilometers / 667 nautical miles.

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)
  • 767.507 miles
  • 1235.183 kilometers
  • 666.945 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
  • 766.117 miles
  • 1232.945 kilometers
  • 665.737 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).

Flight duration

Estimated flight time from Seattle–Tacoma International Airport (SEA) to Southwest Wyoming Regional Airport (RKS) is 1 hour 57 minutes.

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.

Time Difference

Seattle
Rock Springs

Seattle, WA

 PDT

Rock Springs, WY

 MDT

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 132 kg (290 pounds).

Airport information


A Seattle–Tacoma International Airport
City: Seattle, WA
Country: United States Flag of United States
IATA Code: SEA
ICAO Code: KSEA
Coordinates: 47°26′56″N, 122°18′32″W

B Southwest Wyoming Regional Airport
City: Rock Springs, WY
Country: United States Flag of United States
IATA Code: RKS
ICAO Code: KRKS
Coordinates: 41°35′39″N, 109°3′54″W

Seattle to Rock Springs flight path

Shortest flight path between Seattle–Tacoma International Airport (SEA) and Southwest Wyoming Regional Airport (RKS).

Frequent Flyer Miles Calculator

Seattle (SEA) → Rock Springs (RKS).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
768
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
768

Round trip?