When there is a block above the player, the flight state will disappear immediately

Thank you for your report!
However, this issue has been temporarily closed as Awaiting Response
To make your bug report as effective as possible, please try and include a video and steps to reproduce the problem along with observed/expected results. 

If your ticket does not contain enough information, it may be closed as incomplete. 

This ticket will automatically reopen when you reply.

Cleaning up old tickets: This ticket had been set to 'Awaiting Response', but has not received a response from the reporter (~3 months+) so is being closed as Incomplete. If you feel this is still a valid issue then please comment, or create a new ticket following the Issue Guidelines which includes steps to reproduce the problem.

Quick Links:
📓 Issue Guidelines – 💬 Mojang Support – 📧 Suggestions – 📖 Minecraft Wiki