Performance & runway
Takeoff & landing distance
Runway required vs available, adjusted for wind, slope and surface.
- Required distance
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- Applied factor
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- Margin
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The link carries your inputs, share it and the tool opens pre-filled.
How it works
Required = book × (1 + 10% per 1000 ft DA) × (1 + 5% per 1% upslope) × (1 + safety factor). These are conservative rules of thumb, the authoritative figures are the AFM/POH and your operator's data.
Fly GACA is an independent educational platform. It is not affiliated with, endorsed by, or operated by the General Authority of Civil Aviation (GACA) or the Government of the Kingdom of Saudi Arabia. The official and authoritative source for all civil aviation regulations, publications, and aeronautical information is always GACA. Always verify against the latest official GACA publication at gaca.gov.sa.