Board Thread:General Discussion/@comment-26973238-20150909201959/@comment-25615967-20150910120119

The planes are resupplied when you resupply the fuel and ammo of a ship so if you take out the planes from your ships and then resupply the ship the planes won't be supplied, so just equip the planes to your ships when you're supplying their fuel and ammo and they will get supplied.