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Rapid City Regional Airport
At present, there are no direct flights from Portsmouth to Rapid City.
However, there are several flights from PSM to RAP with a stopover.
Select a stopover airport from the list below to see which airlines operate flights from PSM to RAP, and to see what flight schedules are available.
Known for its continental climate, Rapid City features hot, humid summers with temperatures above 30°C (86°F) and cold, snowy winters that often drop below 0°C (32°F). This striking seasonal contrast offers travelers a variety of activities, from summer hiking to winter sports, ensuring year-round appeal.
The best time to visit Rapid City is from March to November, covering spring, summer, and fall. While summer can be hot, it also sees slightly more rainfall than other seasons.

Currently, there is only one airline that covers the full route (with 1 stopover) from Portsmouth PSM to Rapid City RAP, which is Allegiant.
All other flights from Portsmouth to Rapid City are operated by a combination of multiple carriers, which are listed below:
Unfortunately, there are no alliances that cover the full route (with 1 stopover) from Portsmouth PSM to Rapid City RAP at this moment.
You can fly the full journey from PSM to RAP in Economy only.
In total there are 3 aircraft types that cover the full route from Portsmouth to Rapid City. These aircrafts are:
All other flights from Portsmouth to Rapid City are operated by a combination of multiple aircraft types.
The distance between Portsmouth and Rapid City is 1,607 miles (2,586 kilometers).
However, because there are no direct flights between PSM and RAP, the full journey covers a distance of 2,741 miles (4,411 kilometers).
Flights between Portsmouth and Rapid City take 7 hours and 5 minutes.
Please note that these times refer to the actual flight times, excluding the stopover time in between connecting flights, as this depends on your stopover airport as well as your date(s) of travel.
There is 1 airport in Rapid City: Rapid City Regional Airport (RAP).
Flights between Portsmouth and Rapid City take 7 hours and 5 minutes.
Note that this excludes the layover time in between connecting flights.
Because there are no direct flights between PSM and RAP, the full journey covers a total distance of 2,741 miles (4,411 kilometers).
Allegiant is the only airline flying the full route from Portsmouth to Rapid City.
operate several connecting flights, but only partly.
There are no alliances flying from Portsmouth to Rapid City at this moment.
You can fly the full route (with 1 stopover) in Economy only.
Aircraft types that fly the full route from Portsmouth to Rapid City (with 1 stopover):
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