United Airlines' mainline fleet consists of 1,061 aircraft. Some 229 of these, or just over one in five, are widebodies. Its twin-aisle fleet consists of 55 Boeing 777-200ERs, 47 787-9s, 37 767-300ERs, 22 777-300ERs, 21 787-10s, 19 777-200s (non-ERs), 16 767-400ERs, and 12 787-8s. These findings are from ch-aviation .

The Star Alliance member has 96 Triple 7s. According to Cirium Diio, the type has 126 daily movements (takeoffs/landings combined) in December , down by 7% year-over-year. Excluding the pandemic years, it is its smallest 777 operation in December since 2018. Still, the annual decrease is nowhere near as substantial as for Delta's 757s .

Which Variants Have Fewer Flights?

United's so-called domestic non-ER 200s have 364 seats, making this variant the ai

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