Depends on your level of skills for one. Let's say you can replace a tire on a car within 30 min to 1 hr from the time you open the trunk to get the replacement, to putting the bad tire in. read more
This is what you need for a flat tire replacement. 2 mechanics, unsafe for 1 person, 2 tires (with a flat you have to also replace the opposite tire on the same axle), tire dolly, 60 to 80 ton jack, access to compressed air for jacking the tires off the ground, torque wrench, axle nut socket, ratchet and/or wrenches, wire cutters, safety wire pliers, torque wrench, axle grease and rags. read more
When I worked in maintenance planning, we would plan for maintenance to require 40 minutes to change a wheel/tire if they knew about it prior to the airplane arriving and could get all the equipment in place. read more