Travel What does airplane mode do? It’s safer to have it on your phone when you fly, experts say December 1, 2022January 2, 2023Zach Wichter, USA TODAYComments Off on What does airplane mode do? It’s safer to have it on your phone when you fly, experts say Experts say cellphones have never been directly tied to an airplane crash, but they still worry that they could interfere with a plane's automation.