Flights from Southampton to Rapid City lean towards being more expensive in August. Prices are generally better when you fly from Southampton to Rapid City in September, with the cheapest ticket starting at £404.
At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Southampton and Rapid City for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.
When travelling, it's generally smart to pack in preparation for rain or any other conditions that may arise. The rainfall in Southampton is roughly less than Rapid City. You can assume this to be the case over the next 13 days.
Our data indicates that the weather will be 33 °C on average in the month of July. The temperature in Rapid City is typically hotter than in Southampton. If you're traveling when the temperature is at its warmest, push to plan early, as flight price and availability will have an impact on your travels. For the best results, search for flights well in advance or after peak season.