How to use Bluetooth with Airplane Mode on iPhone
Airplane Mode is sort of outdated at this point, at least the term. Most airlines and airplanes nowadays are equipped with in-flight Wi-Fi and most frequent flyers use Bluetooth headphones. By default enabling Airplane Mode on iOS disables Bluetooth and Wi-Fi. Luckily, you can still use Bluetooth with Airplane Mode on the iPhone, however it may not be obvious.