The Citation II 550 is a mid-size business jet built for short- to medium-range flights

The Cessna Citation II 550 is a twin-engine jet aircraft designed for corporate and charter operations. It seats up to 10 passengers (including crew) and has a maximum range of roughly 2,000 nautical miles, making it suitable for flights across most of North America without refueling. The aircraft entered service in 1978 and remained in production until 1995, so most examples on the market today are used aircraft with significant flight hours.

If you own, operate, or insure a Citation II 550, you are dealing with a commercial aircraft that falls under Federal Aviation Administration (FAA) rules for Part 135 charter operations or Part 91 corporate flights. Insurance, maintenance, and regulatory compliance for this aircraft differ substantially from general aviation piston planes, and the costs reflect that difference.

Key Takeaways

  • The Citation II 550 requires a type-rating from the FAA for any pilot who flies it, meaning additional training and certification beyond a standard commercial pilot license.
  • Insurance for a Citation II 550 typically costs between $15,000 and $40,000 per year depending on hull value, pilot experience, and whether the aircraft is used for charter or corporate flights.
  • Maintenance reserves should account for engine overhauls, which are the largest single expense and occur every 3,500 to 5,500 flight hours depending on engine type and condition.
  • The aircraft must pass an annual inspection and comply with all FAA airworthiness directives, which can require expensive modifications or replacements as they are issued.
  • Financing a Citation II 550 is possible through aviation lenders, but terms depend heavily on the aircraft's total flight hours, maintenance history, and current market value.

Insurance and liability coverage for business jets

Insurance for a Citation II 550 is not optional—it is a requirement for any operation beyond your own private use, and even private owners often carry it to protect against catastrophic liability. The policy typically includes hull coverage (the aircraft itself), liability coverage (injury or property damage to third parties), and passenger liability.

Premiums vary widely based on the aircraft's total time, engine condition, pilot experience, and whether it is flown under Part 91 (private/corporate) or Part 135 (charter for hire). A well-maintained Citation II 550 with experienced pilots and a solid maintenance record may cost $15,000 to $25,000 annually for $2 million to $5 million in hull coverage. A newer-to-the-market owner or an aircraft with deferred maintenance can see premiums climb to $40,000 or higher.

Insurers will require proof of pilot training, a current medical certificate for the pilot-in-command, and often a recent pre-purchase inspection report. If you are buying a Citation II 550, obtain an insurance quote before closing the deal—the cost may affect your decision.

Pilot certification and training requirements

Any pilot flying a Citation II 550 must hold a commercial pilot license with an instrument rating and must obtain a type rating specific to the Citation II. This type rating is issued by the FAA and requires both ground school and flight training with an approved instructor, followed by a checkride with an FAA examiner.

Type-rating training typically takes 20 to 30 hours of flight time plus ground instruction and costs between $8,000 and $15,000 per pilot. If you are hiring a pilot to operate your aircraft, verify that they hold a current type rating and that their medical certificate is valid. Pilots must renew their medical certificate every one to three years depending on age and class.

Recurrent training is also required: pilots must complete a proficiency check every 24 months and annual training in the aircraft or a full-motion simulator. These recurring costs are part of the operating budget and should not be overlooked when calculating total ownership expense.

Maintenance, inspections, and airworthiness directives

The Citation II 550 must pass an annual inspection before it can be flown legally. This inspection is performed by an FAA-certified aircraft mechanic and covers the airframe, engines, avionics, and all systems. Annual inspections typically cost $3,000 to $8,000 depending on what defects are found and what parts need replacement.

Beyond the annual, the FAA issues airworthiness directives (ADs) that require specific inspections, repairs, or component replacements. Some ADs are one-time fixes; others require recurring inspections. The Citation II 550 has accumulated numerous ADs over its production life, and compliance is mandatory. Budget for $2,000 to $10,000 per year in AD-related work, though some years may be higher if a major directive affects your aircraft.

Engine overhauls are the largest maintenance expense. The Citation II 550 is powered by two Pratt & Whitney JT15D engines (or similar, depending on the variant). Each engine must be overhauled every 3,500 to 5,500 flight hours. An overhaul costs $400,000 to $600,000 per engine, so budgeting $800,000 to $1.2 million for both engines is essential if you own the aircraft long-term. Many owners set aside $1,500 to $2,500 per flight hour to cover engine reserves.

Financing and purchase considerations

Financing a Citation II 550 is possible through aviation-specific lenders, but terms are stricter than for general aviation piston aircraft. Lenders typically require a down payment of 20 to 30 percent and will base loan terms on the aircraft's total time, engine condition, and maintenance history.

A pre-purchase inspection by an independent, FAA-certified aircraft mechanic is essential before you commit to buying. This inspection should include a detailed review of the maintenance logs, engine condition reports, and compliance with all airworthiness directives. Budget $3,000 to $5,000 for a thorough pre-purchase inspection; it is money well spent and may reveal hidden costs that affect your offer.

Market values for Citation II 550 aircraft range from $500,000 to $1.5 million depending on total time, engine condition, avionics upgrades, and interior condition. Aircraft with low total time and recent engine overhauls command higher prices. Check recent sales data through aviation brokers or the Aircraft Bluebook to understand current market pricing before negotiating.

Operating costs and hourly expense

Operating a Citation II 550 is expensive. Fuel consumption is roughly 200 to 250 gallons per hour, and jet fuel (Jet A or Jet A-1) costs vary by location and market conditions but typically range from $4 to $7 per gallon. A two-hour flight burns 400 to 500 gallons, costing $1,600 to $3,500 in fuel alone.

Beyond fuel, you must account for crew costs (if you hire pilots), landing fees, handling fees at airports, catering, and maintenance reserves. A realistic total operating cost is $3,500 to $5,500 per flight hour when all expenses are included. If you fly 200 hours per year, expect annual operating costs of $700,000 to $1.1 million.

For comparison, charter operators typically charge $4,000 to $6,000 per flight hour to customers, which covers fuel, crew, maintenance, insurance, and a margin for profit. If you are considering buying a Citation II 550 for charter operations, run the numbers carefully: demand, competition, and utilization rates in your market will determine whether the aircraft generates positive cash flow.

Part 91 versus Part 135 operations and regulations

How you intend to use the Citation II 550 determines which FAA regulations explore. Part 91 covers private and corporate flights where the aircraft owner or their company bears the cost. Part 135 covers charter operations where you carry paying passengers and charge for the flight.

Part 91 operations are less regulated: you do not need a certificate from the FAA, and your pilot does not need to meet Part 135 crew requirements. However, you must still maintain the aircraft to airworthiness standards, carry insurance, and comply with all ADs and inspections.

Part 135 charter operations require an FAA certificate, which involves extensive paperwork, training programs, safety protocols, and regular audits. Your crew must meet higher standards, including recurrent training in a full-motion simulator. The benefit is that you can legally charge customers for flights, but the regulatory burden and insurance costs are substantially higher. If you are considering charter operations, consult with an aviation attorney and a Part 135 operator before purchasing the aircraft.

Frequently Asked Questions

Can I fly a Citation II 550 with just a commercial pilot license?

No. You must hold a type rating specific to the Citation II, which requires additional training and an FAA checkride. A commercial pilot license alone is not sufficient to operate this aircraft legally.

What is the difference between a Citation II and a Citation II 550?

The Citation II 550 is an upgraded version of the original Citation II with more powerful engines (Pratt & Whitney JT15D-4 instead of JT15D-1), better performance, and improved avionics. The "550" refers to the engines' thrust rating. If you are shopping for a used Citation II, confirm which variant you are looking at, as performance and parts availability differ.

How often does the Citation II 550 need to be inspected?

The aircraft must pass an annual inspection before each 12-month period of operation. Additionally, the FAA issues airworthiness directives that may require inspections at specific intervals or flight-hour thresholds. Check the aircraft's maintenance logs and current AD status before purchase.

Is it cheaper to buy a Citation II 550 or to charter one when I need it?

For most users, charter is cheaper unless you fly more than 400 to 500 hours per year. Ownership costs (insurance, maintenance, crew, hangar) are fixed regardless of how much you fly, while charter costs are per-flight-hour. Calculate your expected annual flight hours and compare total ownership cost to charter rates in your area.

What should I look for in a pre-purchase inspection?

Focus on total aircraft time, engine time since overhaul, compliance with all airworthiness directives, corrosion or damage history, avionics condition, and interior wear. Request the complete maintenance logs and have an independent mechanic review them. Ask about any accidents, incidents, or major repairs in the aircraft's history.