We chose to set aside an overhaul reserve for engine, prop and turbo. Reserve Funds: You have three planning options for deferred maintenance also called a reserve fund: budget nothing, budget something, budget everything. Oil change expense includes the cost for oil analysis by an independent 3rd party ($300 / 50 hrs = $6.00 per flight hour). Divide one quart by the number of hours between adding a quart to your engine. Our cost is based on purchasing the product by the case. Oil expense: Some discount retailers, such as, Sam’s sell aviation oil. Fuel flow is an average estimate that combines time for taxi, climb and cruise. On cross country flights we sometimes experience higher prices in the $6.00 range depending on the airport. We try to buy fuel on the weekend at discounted prices in the mid $4.50 range. The table below illustrates the detail of a Cirrus SR22 variable flight expense calculation: Cirrus SR22TN Turboįuel expense: The above cost of $5.10 for fuel is an average price. Initial total variable expense was about $130 per flight hour. Our direct out-of-pocket expense for fuel and oil ran $96.13 per hour. You can cover a lot of ground in a Cirrus at that rate. It’s equal to about 74 cents per nautical mile (based on a True Air Speed (TAS) of 175 knots). We set our initial hourly hobbs rate at $130 per hour. Each member in our Cirrus partnership receives a monthly invoice based on the hobbs hours they fly. If you’re in an aircraft partnership, it’s important for members to understand and agree upon a reasonable variable flight cost per hour. My flight cost calculations are based on feedback from other Cirrus pilots and actual ownership experience with a Cirrus SR22TN Turbo flown for more than 100 hours over the past 7 months. Fixed expenses are costs incurred whether you fly or not such as, hangar, insurance, subscription expenses and time limited parts, such as, the Cirrus BRS parachute. Variable costs are those that increase with the number of hours flown such as, fuel, oil and engine maintenance. General Aviation flight expense can be divided into two categories: variable and fixed. What are the flight costs per hour for a Cirrus SR22? This article reviews the expenses associated with variable flight costs per hour for an SR22 and shares a downloadable Excel expense calculator.
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