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How to Master Lease Analysis in the Aviation Sector

Co-Founder and Managing Partner, iLease Management LLC

Aviation Lease Analysis

Aviation Leasing

In the ever-evolving skies of the aviation industry, airline leasing stands out as a critical component that powers many carriers worldwide. But what goes into understanding the intricacies of airline leases, and how can businesses optimize this to their advantage? As airlines aim to reduce capital expenditure and maintain fleet flexibility, a deep dive into airline lease analysis becomes indispensable. Let's journey through this world, ensuring your business remains airborne and ahead of the curve.

1. The Sky-High Importance of Airline Leases

Aircraft purchases are colossal investments. By opting for leases, airlines can:


  • Maintain fleet flexibility, adjusting to market demands.

  • Preserve capital for other strategic endeavors.

  • Benefit from tax advantages in some jurisdictions.

  • Stay technologically updated with newer aircraft models.

2. Types of Airline Leases: Choosing the Right Flight Path


  • Dry Lease: The lessor provides the aircraft without crew, insurance, or operational support. Typically favored by commercial airlines.

  • Wet Lease: The lessor supplies the aircraft along with the crew, maintenance, and insurance. Often a short-term solution for airlines during peak seasons or maintenance periods.

  • Damp Lease: A middle-ground where the lessor provides some crew members, but the lessee might supply the pilots or other staff.

3. Key Terminologies in Airline Lease Analysis


  • Lease Rate: The periodic payment, typically monthly, made by the lessee to the lessor.

  • Lease Term: The duration of the lease, which can range from short-term (months) to long-term (years).

  • Residual Value: The projected worth of the aircraft at the lease's end, vital for buyout or renewal discussions.

  • Maintenance Reserves: Funds set aside for future aircraft maintenance, ensuring the aircraft remains in optimal condition.

4. Decoding the Financials with ASC 842

With the introduction of ASC 842 lease accounting standards, airlines must now recognize leases on their balance sheets, ensuring transparency in financial reporting. This pivotal change has redefined how airline leases are evaluated, making it crucial for businesses to integrate these standards into their lease analysis.

5. Strategic Implications: Beyond the Numbers

While financials are the backbone of lease analysis, airlines must also consider:


  • Fleet commonality benefits, which can lead to savings in training, maintenance, and operations.

  • Future fleet planning, ensuring that lease terms align with strategic fleet renewal or expansion plans.

  • Market dynamics, including fuel prices, aircraft demand, and geopolitical factors that might influence leasing decisions.

Leasing in the aviation industry, whether it's for aircraft, engines, or related equipment, has its own unique set of financial metrics due to the high capital requirements, stringent regulatory environment, and the cyclical nature of the airline industry.

Key financial metrics to consider when evaluating an aviation lease:

1. Monthly or Annual Lease Rate:

The recurring lease payment, usually quoted on a monthly or annual basis. This forms the primary financial obligation for the lessee.

2. Lease Term:

The duration of the lease agreement. Given the long lifespan of aviation assets, lease terms can be quite extended. The term's length can affect the overall cost and conditions of the lease.

3. Residual Value:

The estimated future value of the aircraft or equipment at the end of the lease term. This is crucial when considering lease vs. buy decisions or for leases with a purchase option at the end.

4. Maintenance Reserves:

Many aviation leases include provisions for maintenance reserves, where the lessee makes regular payments to the lessor to cover future maintenance costs. Understanding these costs and their terms is vital.

5. Return Conditions:

The conditions under which the aircraft or equipment must be returned can have significant financial implications, particularly concerning maintenance status, life-limited parts, and configuration.

6. Security Deposit:

An upfront payment to secure the lease, which might be returned at the end of the lease term, provided all conditions are met.

7. Utilization Limits:

Some leases might have restrictions on the number of hours or cycles the aircraft can be operated during the lease term. Exceeding these limits could result in additional costs.

8. Lease Rate Factor:

It's the monthly lease rate divided by the cost of the aircraft, giving a percentage that represents the leasing cost relative to the aircraft's price.

9. Termination and Renewal Clauses:

Understanding any fees, penalties, or benefits associated with early termination or lease renewal.

10. Tax Implications:

Different lease structures (e.g., operating lease vs. finance/capital lease) can have varying tax implications. Potential tax deductions or liabilities associated with lease payments, depreciation, or interest should be considered.

11. Net Present Value (NPV) and Internal Rate of Return (IRR):

These metrics can help in assessing the projected financial viability of the lease over its term by considering the time value of money and expected future cash flows.

12. Insurance Costs:

Aircraft leases will have specific insurance requirements, and the associated premiums can be a significant cost factor.

Given the significant financial commitment and complexity of aviation leases, a thorough evaluation of these financial metrics is essential. Properly understanding and analyzing these factors will ensure airlines and other aviation entities make informed decisions that align with their operational needs and financial capabilities.

Airline Lease Analysis isn't just about number-crunching. It's a strategic tool that, when mastered, can propel airlines to new heights, ensuring operational efficiency, financial prudence, and future growth. As the aviation world continues to evolve, staying informed and agile with your leasing decisions will be the wind beneath your wings.


ASC 842 and Aircraft Lease Agreements

Whether an aircraft arrangement is a lease turns on the identified-asset test in ASC 842-10-15-9 through 15-11. A specific airframe or engine named in the agreement is an identified asset; a supplier's substantive right to substitute a different aircraft throughout the term means there is no identified asset and no lease. Substitution rights are common in aviation, so the wording of that clause decides the accounting rather than the label on the contract. Aircraft agreements also bundle maintenance, crew and reserve payments alongside the right to use the aircraft, and ASC 842-10-15-28 requires those non-lease components to be separated from the lease component unless the practical expedient to combine them is elected.