Flight attendants spend hundreds of hours in the air each year, so they learn to notice small details about the planes they work on and the passengers that fly on them.
Whether spotting nervous passengers from their body language or always knowing where the nearest exit is, flight attendants experience air travel in a way totally different from how the average person does.
Business Insider spoke with seven flight attendants who described 10 things they notice on flights that passengers probably don’t. Four of the flight attendants requested anonymity because of a fear of reprisal from their employers.
These are some of the small details that stick out to flight attendants.
The photos in this story do not depict the flight attendants Business Insider interviewed.