I've travelled a dozen times for work this year and the best tip I have, although not related to the flight itself, is to wear simple ear plus the entire time i

I've travelled a dozen times for work this year and the best tip I have, although not related to the flight itself, is to wear simple ear plus the entire time in the airport. I hadn't realized just how much all the noise and cross-talk announcements were having an effect but it makes a huge difference.