Open Flying For All Registered Pilots The flight line will be open to any insured and registered pilot wishing to get a chance to fly on the Piper airfield. This event is being held as a fun fly and will be conducted as such. A demonstration flight may be conducted if there is an extraordinary reason to do so. However, no demonstration flights will be normally conducted. The flight line will be open between 10AM - 5PM Friday and Saturday and 10AM to 2PM on Sunday.