What means pax in tourism?

Pax in tourism stands for "passenger." It is used to refer to the number of passengers traveling on a flight, train, bus, or other form of transportation. For example, a flight may be listed as having 100 pax, which means that there are 100 passengers on board. Pax is also used to refer to the total number of passengers traveling to or from a particular destination. For example, a city might receive 100,000 pax per year.