Largest airlines in the world

The largest airlines in the world can be measured in several ways. As of 2024^[update], United Airlines was the largest in terms of available seat miles (ASM),^[1] revenue seat miles (RPM),^[2] mainline fleet size,^[3] the number of both mainline employees^[4] and destinations served;^[5] Delta Air Lines was the most valuable by revenue, assets, market capitalization, and brand value;^[6] American Airlines Group carries the most passengers and has the most employees when American Eagle is included; FedEx Express carries the most freight in tonne-kilometers; Southwest Airlines has the greatest number of routes; and Turkish Airlines serves the most countries.^[7]

[1] ttps://www.airwaysmag.com/new-post/largest-airlines-april

[2] ttps://www.statista.com/chart/32723/selected-economical-indicators-of-american-delta-southwest-and-united/

[3] ttps://www.flightglobal.com/fleets/united-claims-worlds-largest-mainline-fleet-following-milestone-aircraft-delivery/161777.article

[4] ttps://ir.united.com/static-files/137d1550-984b-4f42-a6ae-82db5e856f95

[5] ttps://www.ch-aviation.com/airlines/UA

[6] ttps://www.threads.net/@datainrace/post/DDzjpjESdl2/media

[7] ttps://www.ch-aviation.com/airlines/tk

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