List of airlines by foundation date

This is a list of airlines by foundation date, founded before December 31, 1930.

The date of the first airline service may differ from the foundation date. Bold names indicate that the airline is still in operation.

Airline	Established	Ceased operations	Notes
DELAG	November 16, 1909	March 21, 1935	The world's first airline in revenue service. Operated Zeppelin airships. Merged with Deutsche Zeppelin Reederei (DZR) in 1935, which continued transatlantic flights until the Hindenburg disaster in 1937. Company dissolved in 1940.
Aero Rt.	December 22, 1910	1920	Merged with Magyar Aeroforgalmi Rt (MAEFORT)
St. Petersburg-Tampa Airboat Line	1913	May 5, 1914	First winged airline. See Thomas Reilly, Jannus: An American Flyer
Aircraft Transport and Travel	October 5, 1916	1921	Services started 25 August 1919; first scheduled daily international commercial air service, London to Paris. A subsidiary of Airco, its assets were used to create Daimler Airway. Despite numerous takeovers and mergers, British Airways can trace part of its legacy back to Aircraft Transport and Travel.
Chalk's Ocean Airways	1917	2007	Started scheduled service between Florida and the Bahamas in February 1919; Became Chalk's International Airlines.
Deutsche Luft-Reederei	December 1917	1923	Services started February 5, 1919. Became part of Deutscher Aero Lloyd in 1923, merged into Deutsche Luft Hansa in 1926. Founding member of International Air Traffic Association in 1919.
Det Norske Luftfartsrederi	1918	1921	Founding member of IATA
Det Danske Luftfartselskab	October 29, 1918	1951	Services started August 7, 1920. Part of SAS since 1946.
Société des lignes Latécoère	December 25, 1918	September 19, 1933	Services started December 25, 1918; rebranded as Aéropostale in 1927; its assets were incorporated into Air France in 1933
Svensk Lufttrafik	February 7, 1919	1921	Services started 7 August 1920
Lignes Aériennes Farman	February 8, 1919	October 7, 1933	Merged with 4 other airlines to form Air France.
Société Générale des Transports Aériens	February 8, 1919	October 8, 1933	Merged with 4 other airlines to form Air France.
Grands Express Aériens	March 20, 1919	January 1, 1923	Merged with Compagnie des Messageries Aériennes to form Air Union.
SNETA	March 31, 1919	May 23, 1923	Merged into Sabena.
Compagnie des Messageries Aériennes	April 18, 1919	January 1, 1923	Merged with Grands Express Aériens to form Air Union.
Daimler Airway	June 7, 1919	1924	Merged with 3 other airlines to form Imperial Airways.
Compañía Colombiana de Navegación Aérea CCNA	September 26, 1919[1]	1921	First airline in Colombia with mail contract with Colombian Government.
KLM	October 7, 1919	Still in operation	During World War II, all operations were suspended in Europe, but continued on a limited basis in the Dutch Antilles.[2] Merged with Air France in 2004. The airline is the "Oldest operating airline by date".
Avianca	December 5, 1919 (Branded as SCADTA until June 14, 1940)	Still in operation	Established as SCADTA (Colombo-German Air Transport Society) in 1919. Forced to cease operations in 1940 and merge with SACO (state airline) by the US government in fear of aquisiton by Nazi Germany, thus becoming Avianca. The airline claims SCADTA's history as its own, therefore marking it as the "Second oldest operating airline by date" (after KLM).
Handley Page Transport	1919	March 31, 1924	Merged with 3 other airlines to form Imperial Airways.
Instone Air Line	1919	1924	Merged with 3 other airlines to form Imperial Airways.
Aero	January 1920	1921	Merged with Norske Aeroplanfabrik
/ CFRNA	January 20, 1920	October 7, 1933	Renamed CIDNA in 1925; the French arm was merged with 4 other airlines to form Air France; the Romanian arm was renamed LARES.
Qantas	November 16, 1920	Still in operation	During World War II, most aircraft were used by the RAAF, however limited operations continued within Australia, to/from Singapore and on the Australia-England route.[3] The airline is the "Third oldest operating airline by date" (after Avianca) and the "Second oldest continuously operating airline" (after KLM).
Aeronaut	March 22, 1921	January 11, 1927	Operated the routes: Tallinn-Helsinki, Tallinn-Stockholm, Tallinn-Riga-Königsberg and Tallinn-Tartu-Viljandi-Pärnu. Stopped operations in 1927 due to financial problems.
Aerotarg	May 10, 1921	June 19, 1921	Operated only on the route between Poznań–Warsaw and Poznań–Gdańsk, mainly in order to serve participants and visitors of the first Poznań International Fair.
Mexicana	July 12, 1921	August 28, 2010	Suspended operations indefinitely. MRO still operational.
/ Deruluft	November 24, 1921	March 31, 1937	Joint German-Soviet airline.
West Australian Airways	December 5, 1921	June 12, 1936	Became part of Australian National Airways.
Aeromarine West Indies Airways	1921	1924	Services started 1 November 1920; first U.S. international air service
Junkers Luftverkehr	1921	1926	A division of the aircraft manufacturer Junkers; became a separate company in 1924; merged into Deutsche Luft Hansa in 1926; joint-ventures with airlines in Austria, Denmark, Estonia, Finland, Hungary, Latvia, Norway, Poland, Sweden, Switzerland
Aerolloyd	June 3, 1922	December 28, 1929	Name changed to Aerolot in 1925; merged with other privately owned airlines in Poland formed LOT Polish Airlines.[4]
Malert	November 19, 1922	1944	Fore-runner of Malev Hungarian Airlines.
Air Union	January 1, 1923	October 7, 1933	Merged with 4 other airlines to form Air France.
/ Aeroflot	February 3, 1923	Still in operation	Founded as Dobrolyot, name changed to Aeroflot in 1932.
SABENA	May 23, 1923	February 2002	Succeeded by SN Brussels Airlines, which became Brussels Airlines. MRO still operational.
British Marine Air Navigation Co Ltd	August 1923	1924	Merged with 3 other airlines to form Imperial Airways.
Czech Airlines	October 6, 1923	Still in operation	Founded as Czechoslovak State Airlines, name changed to Czech Airlines in 1995.
Finnair	November 1, 1923	Still in operation	Founded as Aero O/Y, name changed to Finnair in 1968.
Florida Airways	1923	1927
Ukrvozdukhput	June 1, 1923	1929	Merged with Zakavia and Deruluft to form Dobrolyot, forerunner of Aeroflot.
Zakavia	1923	1929	Merged with Ukrvozdukhput and Deruluft to form Dobrolyot, forerunner of Aeroflot.
Valsts gaisa satiksme	1923	1940	Operated route Riga-Liepaja.
/ Condor Syndikat	May 5, 1924	July 1, 1927	German-based Brazilian airline; absorbed into Deutsche Luft Hansa
AB Aerotransport	June 2, 1924	October 1, 1950	Formed SAS.
/ Tajik Air	September 3, 1924	Still in operation	Founded as a division of Aeroflot in Tajik ASSR, became independent in 1991.
Imperial Airways	1924	1939	Amalgamated to form British Overseas Airways Corporation - itself merged to found British Airways.
/ Slov-Air	1924	2001	Founded as a department of Bata Shoes; name changed to Svitlet in 1948, to Agrolet in 1950 (became part of CSA, became independent in 1955), and to Slov-Air in 1969.
Aero	February 1925	December 28, 1929	Merged with Aerolot formed LOT Polish Airlines.
Ryan Airline Company	April 19, 1925	1926	Name changed to B. F. Mahoney Aircraft Corporation.
Delta Air Lines	March 2, 1925	Still in operation	Founded as Huff Daland Dusters for crop dusting, renamed 'Delta Air Service' in 1928, operated scheduled services from 1928 to 1930 and since 1934.
National Air Transport	May 21, 1925	1934	Became part of United Airlines following Air Mail Act of 1934.
Lloyd Aéreo Boliviano	September 15, 1925	2010	Former flag carrier of Bolivia; replaced by Boliviana de Aviación.
Unión Aérea Española	1925	1929	Merged with Concesionaria de Líneas Aéreas Subvencionadas following Wall Street Crash of 1929.
Ford Air Transport Service	1925	1932	The world's first regularly-scheduled commercial cargo airline.
Società Anonima Navigazione Aerea	1925	1934	Merged with 3 other airlines to form Ala Littoria.
Western Airlines	1925	April 1, 1987	Founded as Western Air Express; merged with Transcontinental Air Transport to form Transcontinental & Western Air in 1930; severed from T & WA again in 1934; named changed to General Air Lines and back to Western Air Express in 1934, and to Western Airlines in 1941; merged with Delta Air Lines in 1987.
Pacific Air Transport	January 1926	December 17, 1928	Merged into Boeing Air Transport, but continued to operate as a separate division until 1934.
Deutsche Luft Hansa	January 6, 1926	April 22, 1945	Name styles as Deutsche Lufthansa from 1933. Operations suspended following the German defeat in World War II. There is no legal connection to Lufthansa, which was founded in 1953.
Western Canadian Airways	March 1926	1930	Amalgamated with several Eastern Canadian carriers forming Canadian Airways.
Varney Air Lines	April 6, 1926	May 1934	Merged with 3 other airlines to form United Airlines following the Air Mail scandal in 1933 and the Air Mail Act of 1934. In 1934 Varney Speed Lines was established becoming Continental Airlines in 1936 when Robert Six took over control.
American Airlines	April 15, 1926	Still in operation
Eastern Air Lines	April 19, 1926	January 18, 1991	Started Operations in 1926 as (Pitcairn Aviation). Until 1929 changed to "Eastern Air Transport" now Eastern Air Lines until 1991.
Northwest Airlines	September 1, 1926	January 31, 2010	Merged with Delta Air Lines.
Colonial Air Transport	1926	1930	Formed American Airlines.
Pan American World Airways	March 14, 1927	December 4, 1991	Founded by Juan T. Trippe and began operations in 1927 as Pan American Airways (PAA). Former flag carrier of United States. Bankrupted in 1991 due to: high fuel prices because of the first Gulf War and 1973 oil crisis; a series of hijackings; no US network until the 1980s; the Lockerbie bombing of flight 103.
Varig	May 7, 1927	July 20, 2006	New airline formed with the same name in 2006 and eventually sold to Gol Transportes Aéreos.
/// Air Serbia	June 17, 1927	Still in operation	Formed as Aeroput in 1927, then re-formed as JAT - Jugoslovenski aerotransport in 1947, rebranded as Jat Airways in 2003, and then as Air Serbia in 2013.
Iberia	June 28, 1927	Still in operation	Merged with British Airways to form International Airlines Group (IAG) in January 2011
Maddux Air Lines	September 22, 1927	November 16, 1929	Merged with TAT to form TAT-Maddux Air Lines, itself merged to form T & WA.
Bunavad	October 25, 1927	1930	First national airline of Bulgaria.
Cruzeiro do Sul	December 1, 1927	January 1, 1993	Founded as Syndicato Condor; name changed to Cruzeiro do Sul in 1943; merged with Varig in 1993.
Grand Canyon Airlines	1927	Still in operation	Founded as Scenic Airways; name changed to Grand Canyon Airlines in 1930.
Standard Air Lines	1927	March 1930	Sold off to Western Air Express, itself merged to form T & WA.
National Parks Airways	1927	1937	Bought out by Western Air Express.
/ Wien Air Alaska	1927	November 23, 1984	First airline in Alaska.
MacRobertson Miller Airlines	1927	1993	Absorbed into Ansett.
Paul R. Braniff, Inc.	May 29, 1928	March 1929	First Braniff brothers airline entity that operated scheduled service between Oklahoma City and Tulsa, Oklahoma. Forerunner of Braniff Airways and then became Braniff Air Lines, Inc., and later Braniff Airways, Inc. in November 1930.
/ KNILM	July 16, 1928	August 1, 1947	First operated as KNILM. KNILM dissolved and transferred to KLM Interinsulair Bedrijf (today Garuda Indonesia)
Universal Air Lines	July 30, 1928	1934	Merged with other companies to form American Airlines.
ETA	August 10, 1928	November 16, 1929	Ceased operations due to administrative difficulties.
Faucett Perú	September 15, 1928	December 3, 1997
Japan Air Transport	1928	1938	Merged into Imperial Japanese Airways.
Mid-Continent Airlines	1928	August 26, 1952	Founded as Hanford's Tri-State Airlines; name changed to Mid-Continent Airlines in 1938; merged into Braniff International Airways in 1952.
Transcontinental Air Transport	1928	1930	Merged with Western Air Express to form Transcontinental & Western Air (T & WA) in 1930; renamed Trans World Airlines (TWA) in 1950; merged into American Airlines in 2001.
LOT Polish Airlines	December 29, 1928	Still in operation	Polskie Linie Lotnicze LOT created by the Polish government they have absorbed airlines Aerolot (1922) and Aero (1925).
/ Hawaiian Airlines	January 30, 1929	Still in operation	Incorporated January 30, 1929 as Inter-Island Airways. Began service October 6, 1929. Name changed to Hawaiian Airlines October 1, 1941.
LATAM Chile	March 5, 1929	Still in operation	Began as Línea Aeropostal Santiago-Arica. It took the name Línea Aérea Nacional de Chile (LAN Chile) in 1932. In September 1989, the Chilean government privatized the carrier. LAN Chile became LAN Airlines in 2004 but in 2010, LAN merged with TAM Airlines and became LATAM Airlines. LAN Airlines still operates under the name LATAM Chile as a subsidiary of LATAM Airlines Group.
Concesionaria de Líneas Aéreas Subvencionadas	May 13, 1929	July 18, 1936	Ceased operations due to the Spanish Civil War.
Aeropostal	July 3, 1929	Still in operation	Founded as Linea Aeropostal Venezolana LAV, name changed to Aeropostal Alas de Venezuela in 1997 after privatization.
Pan American-Grace Airways	September 13, 1929	February 1, 1969	Joint venture between Pan Am and Grace Shipping Company; merged into Braniff in 1969.
Cubana	October 8, 1929	Still in operation
Panair do Brasil	October 22, 1929	February 16, 1965	Founded as Nyrba do Brasil. Name changed to Panair do Brasil in 1930. Bankruptcy forced by the Brazilian Militar Dictatorship Government.
Wiggins Airways	1929	Still in operation
Union Airways	1929	1934	First South African airline; taken over by the government and renamed South African Airways.
Australian National Airways	1929	1931
Trans World Airlines	July 16, 1930	December 1, 2001	Acquired by American Airlines.
Aviaarktika	September 1, 1930	January 3, 1960	Absorbed into Aeroflot.
Braniff International Airways Inc.	November 13, 1930	May 11-May 12, 1982
New England & Western Air Transportation Co.	1930	1930
South West African Airways	1930	1935	First commercial air service in South West Africa (Namibia)

For airlines founded after 1930 see Category: Airlines by year of establishment