United Airlines is one of the world's largest carriers by fleet size, with current data from ch-aviation showing that it has a huge portfolio of some 1,052 mainline commercial passenger aircraft at its disposal. The Star Alliance founding member hit the magical 1,000 mark in January of this year , and it hasn't looked back since, with considerable net growth despite having also retired aircraft earlier in 2025.

United Airlines

Alliance

Star Alliance

CEO

Scott Kirby

Loyalty Program

MileagePlus

IATA/ICAO Code

UA/UAL

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As you would likely expect with such a large fleet, there is considerable diversity among United Airlines' vast collection of mainline aircraft, with both Airbus and Boeing being represented as far as narrowbody twinjets are concerne

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