Air Miles Calculator

Distance between Seattle, WA (BFI) and Rapid City, SD (RAP)

Distance from Seattle to Rapid City (Boeing Field – Rapid City Regional Airport) is 958 miles / 1541 kilometers / 832 nautical miles.

How far is Rapid City from Seattle?

There are several ways to calculate distances between Seattle and Rapid City. Here are two common methods:

Vincenty's formula (applied above)
  • 957.741 miles
  • 1541.334 kilometers
  • 832.254 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
  • 955.223 miles
  • 1537.282 kilometers
  • 830.066 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 Boeing Field (BFI) to Rapid City Regional Airport (RAP) is 2 hours 18 minutes.

Time difference and current local times

The time difference between Seattle and Rapid City is 1 hour. Rapid City is 1 hour ahead of Seattle.

Time Difference

Seattle
Rapid City

Seattle, WA

 PDT

Rapid City, SD

 MDT

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 148 kg (326 pounds).

Airport information


A Boeing Field
City: Seattle, WA
Country: United States Flag of United States
IATA Code: BFI
ICAO Code: KBFI
Coordinates: 47°31′47″N, 122°18′7″W

B Rapid City Regional Airport
City: Rapid City, SD
Country: United States Flag of United States
IATA Code: RAP
ICAO Code: KRAP
Coordinates: 44°2′43″N, 103°3′25″W

Seattle to Rapid City flight path

Shortest flight path between Boeing Field (BFI) and Rapid City Regional Airport (RAP).

Frequent Flyer Miles Calculator

Seattle (BFI) → Rapid City (RAP).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
958
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
958

Round trip?