Definition
An authorization issued by an airline dispatcher permitting a specific flight to depart under specified conditions. The release identifies the flight, route, alternate airports, fuel load, and any operational limitations, and it represents joint agreement between the dispatcher and the pilot in command that the flight can be conducted safely and legally.
Plain English
A formal go-ahead document that says a particular flight is cleared to depart, listing the route, fuel, alternates, and any conditions both the dispatcher and the captain have agreed to.
Context Anchor
Seen in airline and other air carrier operations before departure, usually as part of the flight paperwork or electronic flight planning package.
Derivation
Dispatch comes from the Italian dispacciare, meaning to send off quickly. Release carries its ordinary sense of letting something go forward. Together the term means the official act of sending the flight on its way.
Why Pilots Care
It establishes legal authorization for departure and confirms that all safety and regulatory requirements have been met.
Intuition Check
Do not read dispatch release as a casual message from operations. In this context, it is a formal flight authorization shared by the dispatcher and the pilot in command.
Example Sentence 1
The captain reviewed the dispatch release, confirmed the fuel load and alternate, and signed it before boarding the passengers.
Example Sentence 2
The flight was delayed until the dispatcher could issue a revised dispatch release with updated alternate airport data.