The largest airlines in the world can be defined in several ways. ,

Delta Air Lines Delta Air Lines, Inc., typically referred to as Delta, is one of the major airlines of the United States and a legacy carrier. One of the world's oldest airlines in operation, Delta is headquartered in Atlanta, Georgia. The airline, along ...

is the largest by

revenue In accounting, revenue is the total amount of income generated by the sale of goods and services related to the primary operations of the business. Commercial revenue may also be referred to as sales or as turnover. Some companies receive rev ...

asset In financial accounting, an asset is any resource owned or controlled by a business or an economic entity. It is anything (tangible or intangible) that can be used to produce positive economic value. Assets represent value of ownership that c ...

s value and market capitalization, China Southern Air Holding by

passenger A passenger (also abbreviated as pax) is a person who travels in a vehicle, but does not bear any responsibility for the tasks required for that vehicle to arrive at its destination or otherwise operate the vehicle, and is not a steward. Th ...

s carried and revenue passenger mile, American Airlines Group by fleet size and number of

employee Employment is a relationship between two parties regulating the provision of paid labour services. Usually based on a contract, one party, the employer, which might be a corporation, a not-for-profit organization, a co-operative, or any ot ...

s, FedEx Express by freight tonne-kilometers, Ryanair by number of routes,

Turkish Airlines Turkish Airlines ( Turkish: ''Türk Hava Yolları'') is the national flag carrier airline of Turkey. , it operates scheduled services to 340 destinations in Europe, Asia, Africa, and the Americas, making it the largest mainline carrier in the ...

by number of countries served and UPS Airlines by number of destinations served.

By company revenue

Note that

Emirates Emirates may refer to: * United Arab Emirates, a Middle Eastern country * Emirate, any territory ruled by an emir ** Gulf emirates, emirates located on the Persian Gulf ** Emirates of the United Arab Emirates, the individual emirates * The Emirat ...

is a state-owned company and is thus not included in this list of public companies. Its 2021 revenue was estimated over 18 billion USD, which would place the company into 5th place. Its 2014-2015 revenue was billion ( billion), profit billion ( billion), and assets billion ( billion), with 56,725 employees. Qatar Airways Group is similarly privately held.

By passengers carried

;Airline groups ;Airlines The

IATA The International Air Transport Association (IATA ) is a trade association of the world's airlines founded in 1945. IATA has been described as a cartel since, in addition to setting technical standards for airlines, IATA also organized tarif ...

reports numbers for individual air operator's certificates and groups of multiple airlines can report larger numbers. By passengers carried (thousands)

By scheduled passenger-kilometers flown (millions)

012 SAS Scandinavian Airlines, Swiss Air Lines, United Airlines at Tokyo Narita International Airport, Japan

^‡ - marks a defunct airline.

By scheduled freight tonne-kilometers (millions)

By fleet size

American Airlines Boeing 777-200ER N775AN PVG 2013-5-21

Aircraft

Aircraft capacity

By number of countries served

By number of routes

By number of destinations

By brand value

List of largest airlines in Central America and the Caribbean This is a list of largest airlines in Central America and the Caribbean. It is ranked by number of transported passengers. By passengers carried (millions) ;Notes * Includes figures for Air Jamaica. See also * World's largest airlines *List ...

* List of largest airlines in Africa *

List of largest airlines in Asia This is a list of the largest airlines in Asia by fleet size and total passengers carried in a twelve-month period. The table is updated periodically as and when new monthly data are available. Figures are for individual airlines; aggregate figure ...

List of largest airlines in South America This is a list of largest airlines active in South America (beyond 100 thousand passengers/year). It is ranked by number of carried passengers. By passengers carried (millions) Notes * Includes LAN Airlines and TAM Airlines. * Includes Gol Tra ...

List of largest airlines in Oceania This is a list of the largest airlines in Oceania. It is ranked by number of transported passengers. By passengers carried (millions) ;Notes * Based on Fiscal Year ending 30 Jun. Includes figures for QantasLink, Jetstar Airways, Jetconnect and ...

List of airline holding companies This is a list of airline holding companies, that either own more than one airline or are the parent company of a single airline. A company or firm in which the holding company owns a significant portion of voting shares, usually 20–50% or a ...

List of the busiest airports in Africa This is a list of the busiest airports in Africa, ranked by total passengers per year, which includes arrival, departure and transit passengers. Evolution in graph 2021 statistics 2020 statistics 2019 statistics 2018 statistics ...

List of the busiest airports in Asia This is a list of busiest airports in Asia, ranked by total passengers per year, which includes arrival, departure and transit passengers. Beijing Capital International Airport has been the busiest airport in Asia since 2009. The tables also shows ...

List of the busiest airports in Europe This is a list of the 100 busiest airports in Europe, ranked by total passengers per year, including both terminal and transit passengers. Data is for 2021 and is sourced individually for each airport and from a variety of sources, normally the n ...

* List of the busiest airports in Latin America *

List of the busiest airports The definition of world's busiest airport has been specified by the Airports Council International in Montreal, Canada. The ACI defines and measures the following three types of airport traffic: *Passenger traffic: total passengers emplaned and de ...

List of busiest airports by passenger traffic The world's busiest airports by passenger traffic are measured by total passengers (data from Airports Council International), defined as passengers enplaned plus passengers deplaned plus direct-transit passengers. Hartsfield–Jackson Atlanta In ...

List of busiest airports by aircraft movements The thirty world's busiest airports by aircraft movements are measured by total movements (data provided by Airports Council International). A movement is a landing or takeoff of an aircraft and includes both air transport movements and general av ...

List of busiest passenger air routes These are lists of the busiest air routes by the number of passengers flown, by seat capacity and by aircraft movements. Global statistics By number of passengers Top 20 busiest air routes Busiest international air routes by origin-and- ...

References

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