Flight Duration Calculator
Enter your leg distance and ground speed to instantly compute flight time in HH:MM:SS, decimal hours, and ETA from your departure time.
Inputs
Total leg distance.
From your wind-corrected ground-speed plan.
Leave blank to skip ETA. Treated as your local time zone — we don't convert to Zulu.
Flight Duration
02:05:00
2 h 5 min2.08 hours decimal
Computed as 463.0 km ÷ 222.2 km/h.
250 NM at 120 kt computes to: flight duration 02:05:00 (2 h 5 min, 2.08 hours decimal).