Flight levels explained

Name: Flight levels explained
Uploaded: 2026-09-28T07:54:24+00:00
Duration: 1 min 22 s
Description: The lowest flight level available for use above the transition altitude. Descending through it, you switch the altimeter from the standard 1013 hPa back to the local QNH. The band between the transition altitude and level is the transition layer.

27 viewsSep 28, 2026

The lowest flight level available for use above the transition altitude. Descending through it, you switch the altimeter from the standard 1013 hPa back to the local QNH. The band between the transition altitude and level is the transition layer.

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Glossary: Flight Level
Glossary: Transition altitude
Glossary: Transition level
Wiki: Flight Levels

Flight levels explained

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