Definition
The flight plan in its most recently amended form, including any en route changes made by the pilot or by air traffic control after the original flight plan was filed.
Plain English
It's your flight plan as it stands right now, after any updates. If ATC reroutes you or you change your altitude, the current flight plan is the latest version with those changes built in -- not the one you originally filed.
Context Anchor
You will see this term in air traffic control and flight plan discussions, especially when a route, altitude, or other clearance has been changed after filing.
Derivation
Current' comes from the Latin currere, meaning 'to run.' It carries the sense of 'running now' or 'presently in effect.' So the current flight plan is the version presently in effect -- not an older one, not a future one.
Why Pilots Care
It ensures ATC maintains accurate routing, altitude, and aircraft data for traffic separation and rapid response in an emergency.
Analogy
Think of it like an edited travel itinerary. The original plan matters, but once changes are accepted, the latest version is the one you follow.
Intuition Check
Do not read “current” here as electrical current, or as the plan you personally remember first filing. In this context, “current” means the active, updated flight plan now in effect.
Example Sentence 1
After accepting the reroute, the captain reviewed the current flight plan to confirm the new waypoints.
Example Sentence 2
Before taxi, the crew verified that the current flight plan on file matched their filed route and altitude.