The primary goal during flight is to open the Eustachian tube voluntarily.
You swallow less frequently when you sleep. Make sure you are awake for the final 45 minutes of the flight so you can actively manage your ear pressure. When to See a Doctor blocked ears from flying
While anyone can experience ear barotrauma, certain physiological and environmental factors increase susceptibility: The primary goal during flight is to open
Here is everything you need to know about why your ears block during flight and how to fix it. Why Does It Happen? blocked ears from flying