Dwell time is the length of time a person spends inside an airport terminal or a defined zone within it, counted from the moment they enter to the moment they leave. It describes duration, not volume. Ten people who stay four hours and forty people who stay one hour produce the same total time and two completely different afternoons.
Dwell time only means something once you say where. A whole terminal. The landside check-in hall. Everything past security. One retail concourse, one lounge, one pickup lane. The zone sets the number, so dwell time for a terminal and dwell time for the seating area outside your counter answer different questions.
Why it matters for airport businesses
Time is what turns a passenger into a customer. A traveler with twenty minutes buys a bottle of water. The same traveler with two hours buys a meal, then a coffee, then something to read. When typical dwell time in your zone rises, average order size tends to move with it, and so does pressure on seating, restrooms, power outlets and your till.
The decision it usually drives is a shift. If people are going to be in the terminal longer this evening than they were last Tuesday, you hold the afternoon team for another hour instead of sending them home and calling them back.
How DwellTime uses it
DwellTime treats dwell time as the behavior underneath the product, not as a figure it publishes. There is no measured dwell-time number anywhere in the product, because the product does not observe individual people or count them. What it publishes instead is a forward-looking risk score, dwell-time pressure, reported as LOW, MEDIUM, HIGH or CRITICAL for a stated window. Read it as a statement about time, not about headcount.
Related terms
See how dwell time feeds the three scores in how DwellTime works.