LAST year nearly 3.7bn passengers took to the sky on commercial jets. Few would have given much thought to exactly why their flight was scheduled at the time it was. Even fewer know about the tussles between regulators and airlines over how landing and take-off slots are allocated.

For the past 70 years the business of thrashing out timetables at international airports has been the job of the Slot Conference, a semi-annual meeting of airlines and airport co-ordinators run by the International Air Transport Association (IATA), an airline trade group. The 141st meeting, held last week in Madrid to set next summer’s schedule, attracted over 1,300 representatives from 250 airlines and nearly 300 airports around the world. Sitting around tables (with one for each country’s airports) in a massive hall, airlines negotiate and reschedule their slots to maximise their network’s efficiency. It is like “speed dating for airlines”, says Lara Maughan, the conference...Continue reading