You can fly after six months when you finish detached retina surgery. If your eyes are in good condition six months later after the surgery, it proves the surgery is successful.elated questions: 1  How to tell if you have retinal detachment? 2  Can eye strain cause retinal detachment? 3  Can uveitis cause retinal detachment? 4  What are warning signs of retinal detachment? 5  Why is there no pain with retinal detachment? 6  How long does it take to go blind from retinal detachment? 7  Can an optometrist diagnose retinal detachment? 8  Can 9  ... C