Operational notes from the people actually driving the
routes. Flight timing, vehicle decisions, terminal logistics, and the parts of Chicago airport
transportation that nobody explains until something goes wrong.
Every on-time statistic measures lateness only, so early arrivals are invisible in the number everyone quotes. Why landing early strands more travelers than delays do, and what tracking has to actually do about it.
Nine passengers, three sedans, three each. The arithmetic looks clean and it is usually wrong, because luggage breaks before passengers do. The decision rule we actually use, including when three sedans win.
· 7 min read
Reference
Looking for the evergreen guides?
The blog covers timing, decisions, and things that change. For the
fixed reference material on how O'Hare works, start here.