How much do airlines charge each other for last minute bookings
Does anyone know how much airlines will charge each other for last minute bookings, for instance in case a plane goes tech
Example airline 1 has one daily flight from ABC to XYZ and the plane has a technical problem. Passengers are rebooked to airlines 2, 3 and 4 which fly the same route. How much does airline 1 pay to airlines 2, 3 and 4