Item 2. Properties
ITEM 2. PROPERTIES.
Fleet. As of December 31, 2024, United's mainline and regional fleets consisted of the following:
Aircraft Type Total Owned Leased Seats in Standard Configuration Average Age
(In Years)
Mainline:
777-300ER 22 22 — 350 7.0
777-200ER 55 54 1 276-362 24.8
777-200 19 19 — 364 27.5
787-10 21 21 — 318 4.2
787-9 41 34 7 257 6.7
787-8 12 12 — 243 11.5
767-400ER 16 16 — 231 23.3
767-300ER 37 37 — 167-203 28.8
757-300 21 21 — 234 22.3
757-200 40 39 1 176 27.9
737 MAX 9 85 61 24 179 2.8
737 MAX 8 107 48 59 166 1.6
737-900ER 136 136 — 179 12.0
737-900 12 12 — 179 23.3
737-800 141 130 11 166 20.8
737-700 40 38 2 126 25.8
A321neo 29 24 5 200 0.4
A320-200 79 78 1 150 25.3
A319-100 81 52 29 126 23.1
Total mainline 994 854 140 15.8
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Table of Contents
Aircraft Type Total Owned Owned or Leased by Regional Carrier Regional Carrier Operator and Number of Aircraft Seats in Standard Configuration
Regional:
E175 217 102 115 SkyWest: 111
Mesa: 55
Republic: 51 70/76
E170 15 — 15 Republic: 15 70
CRJ900 6 — 6 Mesa: 6 76
CRJ700 17 — 17 SkyWest: 17 70
CRJ550 50 13 37 GoJet: 46
SkyWest: 4 50
CRJ200 50 — 50 SkyWest: 50 50
ERJ145XR 57 57 — CommuteAir: 57 50
Total regional 412 172 240
In addition to the aircraft presented in the table above, United owned or leased the following regional aircraft as of December 31, 2024:
• 6 CRJ550s, 5 E175s and 38 ERJ145XRs that are temporarily grounded; and
• 8 CRJ700s awaiting conversion to CRJ550s.
Firm Order and Option Aircraft. As of December 31, 2024, United had firm commitments to purchase aircraft from Boeing and Airbus presented in the table below:
Contractual Aircraft Deliveries Expected Aircraft Deliveries (b)
Aircraft Type Number of Firm
Commitments (a) 2025 2026 After 2026 2025 2026 After 2026
787 147 28 17 102 9 20 118
737 MAX 8 16 16 — — 16 — —
737 MAX 9 138 68 70 — 28 48 62
737 MAX 10 167 — 3 164 — — 167
A321neo 101 23 16 62 20 17 64
A321XLR 50 — 12 38 — 9 41
A350 45 — — 45 — — 45
(a) United also has options and purchase rights for additional aircraft.
(b) Expected aircraft deliveries reflect adjustments communicated by Boeing and Airbus or estimated by United.
The aircraft listed in the table above are scheduled for delivery through 2033. The amount and timing of the Company's future capital commitments could change to the extent that: (i) the Company and the aircraft manufacturers, with whom the Company has existing orders for new aircraft, agree to modify (or further modify) the contracts governing those orders; (ii) rights are exercised pursuant to the relevant agreements to cancel deliveries or modify the timing of deliveries; or (iii) the aircraft manufacturers are unable to deliver in accordance with the terms of those orders.
See Note 12 to the financial statements included in Part II, Item 8 of this report for additional information.
Facilities. United leases gates, hangar sites, terminal buildings and other airport facilities in the municipalities it serves. United has major terminal facility leases at SFO, IAD, ORD, LAX, DEN, EWR, IAH and GUM with expiration dates ranging from 2025 through 2056. Substantially all of these facilities are leased on a net-rental basis, resulting in the Company having financial responsibility for maintenance, insurance and other facility-related expenses and services.
United also maintains administrative, catering, cargo, training, maintenance and other facilities to support its operations in the cities it serves. In addition, United has multiple leases, which expire from 2029 through 2033, for its principal executive office and operations center in downtown Chicago and administrative offices in downtown Houston.