But it is also because some airlines are focusing more on getting their planes out of the gate on schedule.
Even if a plane manages to push off from the gate on schedule (which gives the airline the right to claim credit for an on-time departure), it's likely to join a line of 20 or 30 other aircraft waiting for takeoff.
Two new concourses will add nine new gates, two scheduled to open in 2012.
Mr. Gates has scheduled private talks with his Vietnamese counterpart during a conference of defense ministers from across the region, where a key issue will be how to manage China's expanded claims of maritime rights in the South China Sea.
This year, big names are on the program at Stanford, where Bill and Melinda Gates are scheduled to appear, and Harvard, where former New York City Mayor Michael Bloomberg will give remarks.
The study was set for release on Dec. 1, but Mr. Gates moved the schedule up a day so lawmakers would have more time to examine the report.
A free iPhone app from Travelocity lets you check flight schedules, gate numbers, security wait times and — if you booked through Travelocity — your itinerary.
Travelocity (free) takes an all-in-one approach, letting you check flight schedules, gate numbers, security wait times and — if you booked through Travelocity — your itinerary.
Passengers booked on the arriving jet's next flight may already have been instructed to go to the scheduled gate, as have baggage handlers, food caterers and maintenance people.
