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Aviation has never lacked nerve. It crossed oceans, shrank maps and taught us that dinner can arrive in a foil tray at 38,000 feet. Now it faces a tougher test. The world wants to fly in far greater numbers, but the industry cannot simply double every airport, aircraft, border desk and baggage belt.

That is the sharp message from SITA’s Impact Report 2025, released in Geneva on 6 July 2026. The report says aviation must find new capacity within its existing systems. In plain terms, the next big airport expansion may not be a terminal at all. It may be software.

The pressure is real. IATA’s 2026 long-term demand outlook projects that global air passenger demand will more than double by 2050. Its central forecast points to 20.8 trillion revenue passenger kilometres by mid-century. Asia-Pacific and Africa are tipped to grow fastest, which makes this a boardroom issue for every airline, airport and tourism operator with an eye on the next generation.

SITA’s argument is simple and strong. Aviation is heading towards 10 billion passengers a year by 2050, and technology is how the sector will move them. The company says more than 1,000 airports use its systems. It also reports 2025 revenue of US$1.71 billion, up 7 per cent, with US$93 million invested in research and development.

David Lavorel, SITA’s chief executive, asks the question neatly: “how do we move twice as many travellers without doubling our infrastructure?” The answer is not one grand machine. It is a network of improved border checks, artificial intelligence, digital identity, live data, and baggage systems that communicate before passengers start losing patience.

Borders are where travellers may first notice the change. In Aruba, SITA says pre-cleared passengers can complete border processing on arrival in as little as eight seconds. That is 78 per cent faster than before. The system uses digital travel credentials and biometric checks. Behind the scenes, SITA supports risk assessments for more than 271 million travellers a year before they arrive, with most completed in under four seconds.

This matters because a faster border is not just a nicer queue. It is extra capacity. A passenger processed sooner needs less floor space, less waiting time and less staff pressure. The old answer was often to build a bigger hall. The new answer is to make the old hall work harder, without making passengers feel as if they have been sentenced to it.

Artificial intelligence is also moving from conference talk to airport work. SITA OptiFlight uses machine learning and digital twin modelling to suggest fuel-efficient climb and cruise profiles for pilots. In 2025, it processed 2.9 million flights for 59 airline customers. SITA says this saved 127,732 tonnes of fuel and the equivalent of 403,633 tonnes of CO2.

Those savings are more than tidy accounting. They go to aviation’s central problem. More people want to fly, but the industry must still cut waste, fuel burn and emissions. SITA says it has reduced its own carbon footprint by 32 per cent against a 2019 base year. It also says 90 per cent of electricity used across its offices now comes from renewable sources.

On the ground, the same logic applies. Toronto Pearson and Abu Dhabi Airports are using AI-driven Total Airport Management tools to recover minutes from aircraft turnarounds. One minute may sound small. Over the course of a busy day, however, it becomes a significant gain. Gates moves better. Crews wait less. Aircraft spend more time earning their keep and less time looking pretty on the apron.

Then there is baggage, the great theatre of airport anxiety. At Thai Airways, SITA WorldTracer Auto Reflight uses AI-driven routing to reroute mishandled bags to the next available flight. SITA says the process has cut reconciliation from three minutes to one second. For passengers, that is the difference between a suitcase going missing and a suitcase merely taking the scenic route.

The report also highlights SITA’s work with Apple, now joined by Google, to help travellers share tracking device locations via WorldTracer. For bags fitted with an Apple AirTag, SITA says truly lost bags fell by 90 per cent when location sharing was used. It is a rare moment when a passenger’s gadget helps the whole system behave better.

Resilience is the other big prize. In a 2025 proof-of-concept at France’s Reims Control Centre, DSNA gave air traffic controllers the same live weather picture used by pilots and dispatchers. SITA says weather-driven delays fell by up to 65 per cent. It also says the trial saved up to 105,000 minutes of delay across 21 weather-affected days.

That is the sort of result aviation needs. Not technology for glitter. Not technology for a glossy brochure. Useful tools that keep flights moving when the weather turns foul, systems stumble, borders crowd, and bags wander off like first-time backpackers.

SITA says more than 460 flights continued to operate on SITA Maestro DCS during last year’s CrowdStrike outage. It also says Hajj 2025 operations ran with zero downtime and zero major incidents under its support model. Those claims point to the real story. Capacity is not only about growth. It is also about keeping the network up and running when something goes wrong.

For the travel trade, the message is clear. The future airport may not always look much bigger, but it will have to think faster. Airlines, airports and governments that treat technology as core infrastructure will be better placed to serve the next wave of travellers. Those who treat it as decoration may find the queue has moved on without them.

SITA’s Impact Report 2025 is not just a corporate scorecard. It is a weather report for the next quarter-century of flying. The skies will be busier. Terminals will be under pressure. Passengers will still want fair fares, decent service and the ancient miracle of their suitcase appearing where promised. The clever operators are already preparing. In modern aviation, software may be the most valuable runway of all.