Passengers denied boarding by the largest U.S. air carriers 1990-2019

* Number of passengers who hold confirmed reservations and are denied boarding ("bumped") from a flight because it is oversold. These figures include only passengers whose oversold flight departs without them; they do not include passengers affected by canceled, delayed, or diverted flights.
** Data include nonstop scheduled service between points within the United States (including territories) by U.S. air carriers with at least one percent of the total domestic scheduled service passenger revenues and operate aircraft with a passenger capacity of 30 or more seats.
The values were rounded.