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United Airlines fleet

United Airlines reports 1,058 airframes in its 2025 US DOT Form 41 filing — 1,058 in service, 0 stored. Average age 15.5 yr. Range 0.1 yr to 35.3 yr.

Fleet as reported in the 2025 US DOT Form 41 filing · Registry & ages refreshed Jul 14, 2026

In the filing
1,0581,058 in service · 0 stored
Average age
15.5 yr
Types operated
18Largest: Boeing 737-800

By type

TypeCountAvg age
Boeing 737-80014122.4 yr
Boeing 737-900ER13613.4 yr
Boeing MAX81233.1 yr
Boeing MAX91203.4 yr
Airbus A3197620.3 yr
Boeing 777-2007426.7 yr
Airbus A3206825.8 yr
Airbus A321neo511.5 yr
Boeing 787-9487.2 yr
Boeing 737-7004025.9 yr
Boeing 757-2004029.2 yr
Boeing 767-3003730.3 yr
Boeing 777-300ER228.6 yr
Boeing 757-3002123.5 yr
Boeing 787-10215.8 yr
Boeing 767-400ER1624.8 yr
Boeing 737-9001224.8 yr
Boeing 787-81213.0 yr

Where United Airlines flies

US DOT T-100 · filed data

What United Airlines actually flew — departures, seats, and passengers filed with the US DOT (T-100), a live complement to the fleet inventory above.

Departures

1,024,038

April 2026

Seats flown

181,691,257

Passengers

148,667,386

Load factor

81.8%

passengers ÷ seats

Busiest United Airlines airports

Where United Airlines operates the most departures — its hubs and focus cities.

  • DEN

    Denver

    113,979 departures · 19,812,493 seats flown

    11.1%

    Share

  • ORD

    Chicago

    108,049 departures · 18,822,319 seats flown

    10.6%

    Share

  • IAH

    Houston

    100,806 departures · 17,149,337 seats flown

    9.8%

    Share

  • EWR

    Newark

    91,685 departures · 16,804,116 seats flown

    9.0%

    Share

  • SFO

    San Francisco

    75,592 departures · 14,696,071 seats flown

    7.4%

    Share

  • IAD

    Dulles

    47,117 departures · 8,690,663 seats flown

    4.6%

    Share

  • LAX

    Los Angeles

    34,316 departures · 6,798,551 seats flown

    3.4%

    Share

  • LAS

    Las Vegas

    15,112 departures · 2,685,472 seats flown

    1.5%

    Share

Busiest United Airlines routes

  • LGA–ORD

    8,961 departures · 1,271,104 passengers

    85.5%

    Load

  • EWR–ORD

    8,389 departures · 1,344,885 passengers

    87.1%

    Load

  • IAH–ORD

    7,826 departures · 1,216,095 passengers

    82.3%

    Load

  • DEN–IAH

    7,696 departures · 1,369,128 passengers

    85.7%

    Load

  • EWR–MCO

    7,695 departures · 1,158,840 passengers

    85.3%

    Load

  • ORD–SFO

    7,391 departures · 1,414,573 passengers

    88.3%

    Load

  • EWR–SFO

    7,299 departures · 1,541,905 passengers

    89.5%

    Load

  • DEN–ORD

    7,265 departures · 1,352,437 passengers

    86.0%

    Load

  • IAH–SFO

    7,156 departures · 1,211,091 passengers

    84.4%

    Load

  • EWR–LAX

    6,893 departures · 1,374,390 passengers

    87.6%

    Load

  • LAX–ORD

    6,791 departures · 1,187,788 passengers

    82.5%

    Load

  • DEN–SFO

    6,744 departures · 1,171,697 passengers

    85.3%

    Load

  • EWR–IAH

    6,732 departures · 1,025,387 passengers

    85.8%

    Load

  • IAH–LAX

    6,714 departures · 1,089,670 passengers

    87.9%

    Load

  • DCA–ORD

    6,637 departures · 658,523 passengers

    68.5%

    Load

What United Airlines flies

Aircraft types by share of departures — what actually operated, not fleet count.

Monthly United Airlines capacity

Monthly United Airlines departures, trailing 12 months through April 2026. Bars scale to the busiest month.

  • May 2025

    86,557 departures · 12,534,219 passengers

    81.5%

    Load

  • June 2025

    87,299 departures · 13,208,286 passengers

    85.4%

    Load

  • July 2025

    91,273 departures · 13,896,771 passengers

    85.9%

    Load

  • August 2025

    89,413 departures · 13,289,495 passengers

    84.0%

    Load

  • September 2025

    84,556 departures · 11,993,553 passengers

    80.2%

    Load

  • October 2025

    88,513 departures · 12,823,372 passengers

    82.0%

    Load

  • November 2025

    83,122 departures · 11,624,866 passengers

    78.8%

    Load

  • December 2025

    85,314 departures · 12,548,662 passengers

    82.3%

    Load

  • January 2026

    79,412 departures · 11,043,032 passengers

    78.2%

    Load

  • February 2026

    73,682 departures · 10,409,365 passengers

    79.6%

    Load

  • March 2026

    88,188 departures · 13,025,633 passengers

    83.2%

    Load

  • April 2026

    86,709 departures · 12,270,132 passengers

    79.8%

    Load

Source: US DOT Bureau of Transportation Statistics, T-100 Segment. Data through April 2026. The DOT publishes roughly three months in arrears.

How old is the United Airlines fleet?

United Airlines — airframes by age (years)

Age is measured from each airframe's delivery date — the FAA airworthiness date where available, otherwise the manufacturer's. Bars share a fixed scale across every fleet page, so two carriers can be compared directly.

Oldest airframeN641UABoeing 767-30035.3 yr · Delivered Apr 18, 1991
Newest airframeN37018Boeing 777-2000.1 yr · Delivered Jun 5, 2026

Airframes

Inventory: US DOT Form 41 Schedule B-43 (2025). Deliveries: Airbus & Boeing official reports. Registry status: FAA. Last refreshed Jul 14, 2026.