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How far is Rapid City, SD, from Seattle, WA?

The distance between Seattle (Seattle–Tacoma International Airport) and Rapid City (Rapid City Regional Airport) is 957 miles / 1541 kilometers / 832 nautical miles.

The driving distance from Seattle (SEA) to Rapid City (RAP) is 1153 miles / 1856 kilometers, and travel time by car is about 21 hours 3 minutes.

Seattle–Tacoma International Airport – Rapid City Regional Airport

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957
Miles
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1541
Kilometers
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832
Nautical miles

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Distance from Seattle to Rapid City

There are several ways to calculate the distance from Seattle to Rapid City. Here are two standard methods:

Vincenty's formula (applied above)
  • 957.357 miles
  • 1540.716 kilometers
  • 831.920 nautical miles

Vincenty's formula calculates the distance between latitude/longitude points on the earth's surface using an ellipsoidal model of the planet.

Haversine formula
  • 954.833 miles
  • 1536.655 kilometers
  • 829.727 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).

How long does it take to fly from Seattle to Rapid City?

The estimated flight time from Seattle–Tacoma International Airport to Rapid City Regional Airport is 2 hours and 18 minutes.

Flight carbon footprint between Seattle–Tacoma International Airport (SEA) and Rapid City Regional Airport (RAP)

On average, flying from Seattle to Rapid City generates about 148 kg of CO2 per passenger, and 148 kilograms equals 326 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Seattle to Rapid City

See the map of the shortest flight path between Seattle–Tacoma International Airport (SEA) and Rapid City Regional Airport (RAP).

Airport information

Origin 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
Destination 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