Free fall
Starting from rest in a vacuum: enter either fall time or drop distance and leave the other field blank.
Open calculatorDriving time
Travel time (hours) = distance (km) ÷ average speed (km/h). Remember that door-to-door average speed is always lower than highway cruising speed.
km
km/h
Time in hours (decimal)
3.56
Total minutes
213
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320 km at an average speed of 90 km/h takes 3.56 hours (3 h 33 min) of pure driving before rest stops.
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Educational estimate only. Not medical, tax, legal or financial advice.