The Airbus A318 is a single-aisle, twin-engine jetliner designed and manufactured by Airbus. It is the smallest member of the Airbus A320 family, seating up to 132 passengers in a two-class configuration. The A318 has a range of up to 4,000
From Wikipedia
The Airbus A318, nicknamed the Baby Bus, is the smallest and least numerous variant airliner of the Airbus A320 family. The A318 carries 107 to 132 passengers and has a maximum range of 5,750 kilometres. Final assembly of the aircraft took place in Hamburg, Germany. It is intended primarily for short-range service.