How far is Portland, ME, from Rapid City, SD?
The distance between Rapid City (Rapid City Regional Airport) and Portland (Portland International Jetport) is 1626 miles / 2616 kilometers / 1413 nautical miles.
The driving distance from Rapid City (RAP) to Portland (PWM) is 1903 miles / 3063 kilometers, and travel time by car is about 35 hours 50 minutes.
Rapid City Regional Airport – Portland International Jetport
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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)- 1625.667 miles
- 2616.257 kilometers
- 1412.666 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- 1621.242 miles
- 2609.136 kilometers
- 1408.821 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 Jetport is 3 hours and 34 minutes.
What is the time difference between Rapid City and Portland?
Flight carbon footprint between Rapid City Regional Airport (RAP) and Portland International Jetport (PWM)
On average, flying from Rapid City to Portland generates about 188 kg of CO2 per passenger, and 188 kilograms equals 414 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 Jetport (PWM).
Airport information
Origin | Rapid City Regional Airport |
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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 Jetport |
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City: | Portland, ME |
Country: | United States ![]() |
IATA Code: | PWM |
ICAO Code: | KPWM |
Coordinates: | 43°38′46″N, 70°18′33″W |