1955
The Flying Doctor Service had "Royal" bestowed upon the service becoming the Royal Flying Doctor Service (RFDS).
1955
MacRobertson-Miller Aviation Co. Pty. Ltd. & Airlines (W.A.) Ltd. were merged, to form MacRobertson Miller Airlines Ltd. at the request of the Western Australian State Government.
1956
Ansett Transport Industries Australia's first airline to move into airfreight and imported its first Carvair nose-loading freight aeroplane
1957
Ansett Transport Industries buys out Australian National Airlines (ANA) to create Ansett-ANA.
1958
The Australian Commonwealth Government hardened Australia's two airline policy by introducing the Airlines Equipment Act 1958 which specified which aircraft they could buy amongst many other things.
1959
Butler Air Transport absorbed into Ansett Transport Industries as Airlines of New South Wales.
1959
Hazelton Air Services Pty Limited, trading as Hazelton Airlines, relocated to Cudal (near Orange) in NSW.
17 January 1960
Guinea Airways became Airlines of South Australia (ASA) after a successful takeover by Ansett Transport Industries on 1 July 1959.
1963
Carnarvon Air Taxis established flying charter flights with small general aviation aircraft out of Carnarvon, Western Australia.
1963
Rossair Charter Commenced brovidng charter services from Adelaide South Australia.
1 June 1963
MacRobertson Miller Airlines Ltd. was renamed MacRobertson Miller Airline Services & became a division of Ansett Transport Industries (Operations) Pty. Ltd.
1964
Macknight airlines commenced by John Macknight.
October 1964
Ansett began flying domestic services with jet aircraft, using the first of many Boeing 727's imported into Australia, following a "toss of the coin" between Reg Ansett and the General Manager of TAA for the honour.
1965
Don Kendell and partners establish Premiair Aviation as an air charter provider based in Wagga Wagga.
1965
Tasair commences operations as an air charter, maintenance and flying school operation in Hobart Tasmania.
1967
Don Kendell and his wife Eilish take 100% control over Premier Aviation expanding the operations to include charter Services, a flying school and aircraft maintenance facilities.
1968
Airlines of South Australia (ASA) renamed Ansett Airlines of SA (AASA)
1968
Newcastle-based Hilder family establish Aeropelican Air Services.
1970
Macknight Airlines commence a regular public transport service between Deniliquin, NSW and Wagga Wagga.
1971
Premiair Aviation changed its name to Kendell Airlines which coincided with the launch of scheduled services using Piper PA-31 Navajo aircraft between Wagga Wagga and Melbourne.
1971
Masling Commuter Air Services begin operations providing services from Cootamundra, NSW.
1971
Air Link was formed as an aircraft charter operation based in Dubbo, NSW
1 July 1971
Aeropelican Air Services commence services.
1972
Corporate Air commenced providing charter and freight services from Canberra ACT.
May 1972
Bush Pilots absorbed Queensland Pacific Airways Ltd, taking over its Douglas DC-3 aircraft.
1973
O'Connor Airlines commneced operations at Mount Gambier as a one-aeroplane flight school.
1974
Operations of Ansett Flying Boat Services ceased when the Lord Howe Island Airport was completed
1974
Chartair commenced providing charter services from Darwin Northern Territory.
1975
Hazelton Air Services Pty Limited became Hazelton Airlines and begin scheduled passenger operations between Orange NSW and Canberra ACT.
1975
Midura based Murray Valley Airlines (MVA) established.
December 1975
Businessman Bevan Whitaker commences Noosa Air operations between Maryborough and Brisbane using a Britten-Norman Islander.
1977
Gawne Aviation was established to provide air charter and flight training services from Shepparton Vicoria
1978
Bush Pilots Airways changed their name to BPA.
1978
Airlines of Tasmania was established as a regular public transport operator along with Par-Avion, a different branding used for chartered and sightseeing flights.
4 July 1978
Airnorth established by Capiteq Limited and commences charter flights.
1979
Carnarvon Air Taxis changes name to Skywest Aviation and moved to Perth's Jandakot Airport.
1980
Skywest Aviation changed to Skywest Airlines and based itself at Perth Airport. It acquired Stillwell Airlines and its routes; the combined fleet included 39 aircraft, making it the second largest commuter airline in Australia at the time.
1980
Aeropelican Air Services sold to Masling Commuter Services, a company associated Ansett Australia.
1981
Airnorth commence scheduled services.
1981
Ansett reverted Ansett Airlines of SA (AASA) back to the original name Airlines of South Australia.
1 December 1981
BPA became Air Queensland. Air Queensland was the last airline in Australia to use Douglas DC-3s on regular scheduled services, the last being withdrawn on 7 April 1988.
December 1981
Businessman Bevan Whitaker set up a second airline, Sunstate, serving intrastate routes in Queensland vacated by Trans Australia Airlines (TAA) with Embraer EMB 110 Bandeirante aircraft.
1982
Skywest Airlines merged with TransWest Airlines. At the time Skywest operated 16 aircraft and TransWest 25 aircraft.
1982
East-West Airlines aquired by East-West Development Pty Ltd which had been formed by Bryan Grey and Duke Minks.
1982
McDermott Aviation establised at Cooroy Queensland providing heli-aviation services.
1983
Augusta Airways commenced operations.
27th of March 1983
Masling Commuter Air Services ceased operations.
December 1983
East-West Airlines aquired by Skywest Airlines and retained as an independent entity.
1984
Pel-Air Aviation is established and in 1985 acquires its first Israel Aircraft Industries (IAI) Westwind aircraft.
1984
Hinterland Aviation established in Cairns Queensland as a charter operation servicing the mining industry.
1 January 1984
Noosa Air and Sunstate fully merged and all flights were conducted under the Sunstate name as part of TAA's Queensland network.