How much do depreciation assumptions change ALASKA AIR GROUP, INC.'s earnings?
Gross property and equipment, depreciation and capital spending, with an alternative useful-life calculator. Cash spending is kept separate.
Depreciation against the asset base
Gross property and equipment of $15.33B against $583.0M of depreciation and amortization implies an average life of about 26.3 years (gross assets ÷ annual charge). The charge includes amortization where the company reports them together.
| Fiscal year | Gross PP&E | Net PP&E | Depreciation & amortization | Implied life (yrs) | Capital expenditure (cash) |
|---|---|---|---|---|---|
| 2019 | $10.39B | $6.90B | $423.0M | 24.6 | $696.0M |
| 2020 | $9.74B | $6.21B | $420.0M | 23.2 | $222.0M |
| 2021 | $10.00B | $6.14B | $394.0M | 25.4 | $292.0M |
| 2022 | $11.38B | $7.26B | $415.0M | 27.4 | $1.67B |
| 2023 | $12.73B | $8.39B | $451.0M | 28.2 | $1.49B |
| 2024 | $15.33B | $10.78B | $583.0M | 26.3 | Not disclosed in structured data |
10-K filed 2026-02-12 · DepreciationDepletionAndAmortization
Compare an alternative useful life
A 27-year average life gives an annual charge of $567.7M instead of $583.0M. After tax at 21%, net income would be higher by $12.1M. Cash spending ([object Object]) is unchanged.
Straight-line on gross assets, no salvage value; land and construction in progress are not separated. Treat as an order-of-magnitude comparison.