Sputtering faucets, air blasting out before water flows, or a spitting showerhead all point to air getting into a system that should be sealed. Here's where it's coming from.
A properly functioning well system is a sealed loop — air shouldn't be entering anywhere between the well and your faucets. When it does, the most common sources are a well that's pumping down faster than it recharges (drawing air along with water near the bottom), a loose fitting or cracked pipe on the suction side letting air in, or a failing foot valve on jet pump systems.
Quick diagnostic: If air comes and goes with usage (worse during heavy watering, like lawn irrigation, and better afterward), suspect the well's recharge rate. If it's constant regardless of usage patterns, suspect a fitting or foot valve issue instead.
If you have well records, compare your pump's set depth against the well's static water level and drawdown rate. A pump set too close to the bottom of a well with a low recharge rate will pull air as the water level drops below the pump intake during heavy use — this is especially common in summer with irrigation running.
If air persists across all usage patterns and you've ruled out obvious loose fittings, a well contractor can perform a flow test to check your well's actual yield against your household demand, and can recommend either lowering the pump or, in more serious cases, evaluate whether the well itself needs to be deepened.