So I’m wanting to take a hike this weekend since it’s going to be above the teens for the first time in a month. So when I fly and put my phone in airplane mode, does anyone around me at the time need to also? Is just for interference on my phone or any phone that’s around me?

So I’m wanting to take a hike this weekend since it’s going to be above the teens for the first time in a month. So when I fly and put my phone in airplane mode, does anyone around me at the time need to also? Is just for interference on my phone or any phone that’s around me?