Originally Posted by gglave

A well-made tailored suit is not an uncomfortable garment to wear. The main issue I would have with wearing one is it's too warm, as I usually just travel in shirtsleeves but, as others have said, they'll often hang up your jacket.

I usually try to avoid wearing a tie in flight as I pretty much spill something on it in-flight.

All academic for me anyway, as I'm always in Y