Time to Climb Calculator

Calculate time and fuel required to climb between altitudes.

Field elevation or initial climb altitude
From POH at standard conditions
Used to calculate ROC decrease with altitude
Optional - for fuel calculation

How ROC Changes with Altitude

Rate of climb decreases approximately linearly from sea level to service ceiling:

ROC = ROC_SL x (1 - altitude / service_ceiling)

This calculator uses numerical integration for accurate results.

Typical Climb Data

AircraftVyROC (SL)Ceiling
C172S74 KIAS730 fpm14,000 ft
C182T80 KIAS924 fpm18,100 ft
PA-28-18176 KIAS710 fpm14,100 ft
SR22101 KIAS1,200 fpm17,500 ft