Airlines in the U.S. ranked by domestic market share 2011-2021

United Airlines, founded in 1926 as Varney Air Lines, is one of the four major air carriers in the United States, with a domestic market share of 9.7 percent in 2021.

United Airlines in the U.S.

In 2010, United Airlines merged with Continental Airlines, following discussions started in 2008, and changed its name to United Continental Holdings to reflect the merger agreement into one of the world’s largest airlines. The airline brought in over 16.8 billion U.S. dollars in revenue from its Canadian and domestic routes in 2021. Its largest hub, Denver International, handled 4.4 million passengers that year.

United Airlines in the world

Due to the COVID-19 pandemic, the airline generated only 24.6 billion U.S. dollars in operating revenue and transported only 104.1 million passengers worldwide in 2021. The company is often amongst the leading airlines in the world in terms of ancillary revenue, passenger kilometers flown or brand value. United Airlines is one of the world’s largest airline when it comes to the number of destinations served – 364 destinations as of August 2022.

Leading airlines in the United States from 2011 to 2021, based on domestic market share

Characteristic	United Airlines	American Airlines	Delta Air Lines	Southwest
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Release date

2022

More information

Region

United States

Survey time period

2011 to 2021

Supplementary notes

To retrieve the data, click on Air Carrier Statistics (Form 41 Traffic) - All Carriers, select T-100 Domestic Market (U.S.. Carriers), click on Analysis on the Passengers field name, select AirlineID as filter categories, Passengers as filter variables. Sum as filter statistics and the year for the reporting period.
Market share figures are Statista calculations based on total annual domestic passengers enplaned and airlines' annual domestic passenger enplaned.

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