Our data shows that September tends to be the cheapest month to fly to Sioux Falls from Stornoway. Users have commonly found prices around £804 for the month, but tickets can be as low as £533. Due to multiple factors, prepare for potentially higher prices in July.
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 Stornoway and Sioux Falls 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, we recommend packing in preparation to handle common weather conditions. The rainfall in Stornoway is typically less than Sioux Falls. We can gather that this will continue over the next 23 days.
We forecast the temperature to be around the 30 °Cs in July, on average. The temperature in Sioux Falls is generally hotter than in Stornoway. Book flights in a timely manner in correlation to your departure date.