Occam's razor reminds me of Humes Quotes
"No testimony is sufficient to establish a miracle, unless the testimony be of such a kind, that its falsehood would be more miraculous than the fact which it endeavors to establish."
In my opinion given the size of the universe and how much we humans have been wrong about in the past it's easily possible. Yes, I think it's the easiest explanation and I also believe that it would be more miraculous for these F-18 Pilots to be mistaken.