Operating lease, finance lease and sale-and-leaseback each solve a different problem. Here is how they work, who they suit, and how leasing compares to buying outright.
Buying outright is only one way to put an aircraft to work. Leasing lets an operator fly an aircraft without tying up the full capital, and different structures suit very different priorities — cash flow, balance sheet, tax position and how long you intend to keep the aircraft. Here are the main ones.
Operating lease
An operating lease is, in effect, a long-term rental. You pay to use the aircraft for a defined term and hand it back at the end; the lessor retains ownership and carries the residual-value risk. It keeps capital free, offers flexibility if your needs change, and — depending on jurisdiction and accounting treatment — may sit differently on your balance sheet than owned assets. The trade-off is that you build no equity and are subject to return conditions on the aircraft's condition and hours.
Finance lease
A finance (or capital) lease is closer to a financed purchase. You carry most of the risks and rewards of ownership over the lease term and typically have the right or intention to acquire the aircraft at the end for a nominal or pre-agreed amount. It suits an operator who wants ownership economics — including depreciation benefits where they apply — but prefers to spread the capital outlay.
Sale-and-leaseback
In a sale-and-leaseback, an owner sells an aircraft they already operate to a lessor and immediately leases it back. It releases the capital locked in the aircraft while keeping it in service — a useful liquidity tool for a business that wants its cash working elsewhere.
Tax and balance-sheet treatment
The accounting and tax consequences — how the lease is classified, what is deductible, and how it interacts with depreciation rules — are technical, jurisdiction-specific and change with legislation. Treat any general rule of thumb with caution and confirm your position with qualified tax and legal advisers before signing. See our overview of aircraft tax and depreciation for the concepts involved.
Lease or buy?
Operating lease
In an operating lease the lessor retains ownership and the residual value risk, and you pay for use over a defined term before returning the aircraft. It is the structure of choice for operators who want predictable cost, no exposure to what the aircraft is worth at the end, and the flexibility to change fleet composition as requirements evolve. The trade is that payments do not build equity and return conditions can be demanding.
Finance lease
A finance lease is economically closer to a purchase funded over time. The lessee typically carries most of the risks and rewards of ownership, the term covers much of the asset's useful life, and there is often an option to acquire the aircraft at the end. It suits operators who intend to keep the aircraft long term but prefer not to fund it outright, and it is normally treated differently from an operating lease for accounting and tax.
Sale and leaseback
An owner sells the aircraft to a lessor and immediately leases it back, continuing to operate it without interruption while releasing the capital tied up in the asset. It is a common way to improve liquidity or remove an asset from the balance sheet. The considerations are the price achieved on sale, the lease rate that follows, and the fact that you have converted an owned asset into a contractual obligation with return conditions.
Dry, wet and damp
These terms describe what comes with the aircraft. A dry lease provides the aircraft alone, with the lessee supplying crew, maintenance and insurance and operating it under their own certificate. A wet lease provides aircraft, crew, maintenance and insurance together, with the lessor generally retaining operational control. A damp lease sits between the two, commonly aircraft and cockpit crew without cabin crew. The distinction is not cosmetic: it determines who holds operational control and which regulatory obligations attach to whom, and regulators treat it accordingly.
Return conditions deserve more attention than the rate
The most frequently underestimated part of any lease is the condition in which the aircraft must be returned — component lives remaining, inspection status, records completeness, paint and interior condition, and often maintenance reserve reconciliation. These obligations can represent a very large sum falling due at exactly the point the aircraft stops earning. Model the end of the lease at the beginning, and negotiate return conditions with the same seriousness as the monthly rate.
Choosing a structure
Lease when you want flexibility, predictable cost and no residual risk, or when capital is better deployed elsewhere. Buy when you intend to hold long term, want the asset and any residual upside, and can absorb the risk. For Indian and other cross-border operators, registration, import treatment and tax interact heavily with lease structuring, and the right sequence is to settle the structure with specialist advice before committing to a specific aircraft.
There is no universal answer — it depends on your cost of capital, how long you'll keep the aircraft, your tax position and your appetite for residual-value risk. Model the capital side both ways with our lease vs buy calculator, and if you want the structure shaped around your specific situation, our leasing and financing team runs a competitive, lender-independent process.
Still have questions?
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