Quote Originally Posted by cessna152towser View Post
Its not been a problem for me, I have passed through Los Angeles Airport kilted in 2009 and Boston Airport kilted in 2010. At LAX my kilt buckle did trigger the metal detector and I had to go to a private room to be searched but I have since learned that if you turn slightly (or turn the kilt slightly) so that the buckles go through the metal detector arch one at a time, you are unlikely to trigger the detector.
I have found that one of USAK casuals is perfect for flying. Take off the sporran and strap, and you have no metal at all!