How far is Portland, OR, from Rapid City, SD?
The distance between Rapid City (Rapid City Regional Airport) and Portland (Portland International Airport) is 964 miles / 1551 kilometers / 838 nautical miles.
The driving distance from Rapid City (RAP) to Portland (PDX) is 1220 miles / 1963 kilometers, and travel time by car is about 21 hours 55 minutes.
Rapid City Regional Airport – Portland International Airport
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Distance from Rapid City to Portland
There are several ways to calculate the distance from Rapid City to Portland. Here are two standard methods:
Vincenty's formula (applied above)- 963.888 miles
- 1551.227 kilometers
- 837.596 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- 961.248 miles
- 1546.979 kilometers
- 835.302 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 Rapid City to Portland?
The estimated flight time from Rapid City Regional Airport to Portland International Airport is 2 hours and 19 minutes.
What is the time difference between Rapid City and Portland?
The time difference between Rapid City and Portland is 1 hour. Portland is 1 hour behind Rapid City.
Flight carbon footprint between Rapid City Regional Airport (RAP) and Portland International Airport (PDX)
On average, flying from Rapid City to Portland generates about 148 kg of CO2 per passenger, and 148 kilograms equals 327 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Rapid City to Portland
See the map of the shortest flight path between Rapid City Regional Airport (RAP) and Portland International Airport (PDX).
Airport information
| Origin | Rapid City Regional Airport |
|---|---|
| City: | Rapid City, SD |
| Country: | United States  |
| IATA Code: | RAP |
| ICAO Code: | KRAP |
| Coordinates: | 44°2′43″N, 103°3′25″W |
| Destination | Portland International Airport |
|---|---|
| City: | Portland, OR |
| Country: | United States |
| IATA Code: | PDX |
| ICAO Code: | KPDX |
| Coordinates: | 45°35′19″N, 122°35′52″W |