[2] The airline was founded in 1986 by Cliff and Diane Marchant to provide low cost flights to the Marlborough Sounds.

[3] The airline's head office as well as its Sounds Aero Maintenance division is based at Omaka aerodrome.

[5] In 2017, Sounds Air signalled that they were looking at buying twin engine planes for the first time: up to three 19-seater Beech 1900 aircraft to support extra demand for the Blenheim to Christchurch route.

[19] On 18 October 2024 Sounds Air decided to pull out of Westport because of high costs and lack of support from the government.

They are powered by a single Pratt & Whitney Canada PT6A tractor turboprop and have a fixed tricycle landing gear.

On 28 September 2020, the airline signed a letter of intent to Swedish company Heart Aerospace to purchase their ES-19 electric aircraft once it comes available, scheduled for 2026.