To save up to 97% on this flight, we recommend booking at least 28 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Sioux Falls to Rapid City from $269 1-2 weeks out and tickets from $426 for flights departing within the next 72 hours.
Due to multiple factors, expect to potentially pay more when booking in January. For low rates, February can be a great choice for travel to Rapid City. Flights to Rapid City from Sioux Falls in February are about $244 on average during February, but can be found for as low as $110.
It’s typically best to fly out from Sioux Falls to Rapid City in the morning. Doing so could potentially save you 28% on the flight price compared to flying at noon, which is usually more expensive.