Air freight rates vary wildly by demand/bulk discounts/route/etc but $2-8/kg is typical, with a median around $4/kg. Commercial flights are often cheaper, and e

Air freight rates vary wildly by demand/bulk discounts/route/etc but $2-8/kg is typical, with a median around $4/kg. Commercial flights are often cheaper, and especially when you consider the weight of seats/water/food/crew/etc.