Free calculators for flight instructors and aircraft owners.

No account, nothing to install, and nothing you type leaves your browser.

• Pilots and instructorsWind triangle calculatorTrue heading, wind correction and ground speed from course, airspeed and wind.Open
• Pilots and instructorsFuel and time calculatorEstimate flight minutes and fuel from your ground speed, burn, taxi allowance and chosen reserve.Open
• Instructors and pilotsPilot currency calculatorFlight review, 90-day passenger currency by day and night, and IFR currency with its grace period.Open
• Independent instructorsCFI hourly rate calculatorWork back from what you want to earn to the hourly rate your practice has to charge.Open
• Aircraft ownersAircraft inspection due-date calculatorAnnual, 100-hour, transponder, static system and ELT: when each one is due.Open
• Aircraft ownersAircraft cost per hour calculatorWhat each hour really costs, and how much renting the aircraft out would offset it.Open