International Airline Services Limited
Registered name: INTERNATIONAL AIRLINE SERVICES LIMITED
Part of Air France-Klm S.A. groupInternational Airline Services Limited made £2.5m revenue and £812k profit in the year to 31 Dec 2025.
International Airline Services Limited’s revenue fell 67% to £2.5m in the year to 31 Dec 2025, with £812k profit. The company is classified under “scheduled passenger air transport” and is based in London; we hold 3 years of its filed accounts.
- Status
- Active
- Location
- London, London
- Age
- 56 yrs · since 1970
- Type
- Private Limited Company
Part of a group. The filing indicates this company sits within a group structure, so its results may depend on intra-group trading and it may be hard to replicate independently.
Key figures
Badges are automated estimates derived from the filed figures — not statements of fact about the company.
Financial history
| Year to | 31 Dec 2023 | 31 Dec 2024 | 31 Dec 2025 |
|---|---|---|---|
| Disclosure | Full P&L | Full P&L | Full P&L |
| Profit & loss | |||
| Revenue (turnover) | £11.7m | £7.6m | £2.5m |
| Operating profit | £2.3m | £2.1m | £831k |
| Profit before tax | £3.9m | £4.1m | £1.1m |
| Profit after tax | £3.6m | £3.5m | £812k |
| Profit (best available) | £3.6m | £3.5m | £812k |
| Employees (average) | — | — | — |
| Ratios | |||
| Profit margin | 31% | 46% | 32.9% |
| Growth (year on year) | |||
| Revenue growth | — | ▼35.2% | ▼67.5% |
| Profit growth | — | ▼3.8% | ▼76.8% |
| Balance sheet — indirect signals, not revenue | |||
| Net assets | — | — | — |
| Source | Accounts · bulk data Sep 2025 | Accounts · bulk data Sep 2025 | Accounts · bulk data Sep 2026 |
How the business works
- Profit margin
- 32.9%
- Profit ÷ revenue.
- Gross margin
- —
- Gross profit ÷ revenue. High for software and services.
- Revenue per employee
- —
- Revenue ÷ average employees.
- Profit per employee
- —
- Profit ÷ average employees.
- Cash conversion
- —
- Cash generated from operations ÷ operating profit. Needs a cash-flow statement.
- Fixed assets ÷ revenue
- —
- Capital intensity. Low = capital-light, cheaper to start.
- Deferred income ÷ revenue
- —
- Customers paying upfront (subscriptions, deposits). Approximate when combined with accruals.
- Debtors ÷ revenue
- —
- Money owed by customers. Low = customers pay quickly.
Balance-sheet signals
Year-on-year changes in filed balance-sheet items. They can hint at momentum (or investment) but are not revenue or profit and must not be read as such.
- Net assets
- —
- Now —
- Cash at bank
- —
- Now —
- Headcount
- —
- Now —
- Deferred income
- —
- Now —
- Fixed assets
- —
- Now —
Group structure
Ownership chain
- Air France-Klm S.A. (registered outside the UK register)ultimate parent75–100%
- International Airline Services Limitedthis company
Bands show the share of ownership each company holds in the one below it.
From the Persons with Significant Control register (corporate controllers only).
Similar profitable businesses
Sources
Latest figures from accounts for the year to 31 Dec 2025 (profit £812k), from the Companies House accounts bulk data published Sep 2026. Spotted an error? Request a correction.
Updated from Companies House on 13 Oct 2026
Contains public sector information from Companies House licensed under the Open Government Licence v3.0. Data from Companies House, © Crown copyright. View the licence.