XML 35 R24.htm IDEA: XBRL DOCUMENT v3.24.1.u1
OPERATING SEGMENT INFORMATION (Tables) - USD ($)
$ in Millions
 3 Months Ended
Mar. 31, 2024
Mar. 31, 2023
Segment Reporting [Abstract]    
Schedule of Segment Reporting Information, by Segment
Operating segment information is as follows (in millions):
Three Months Ended March 31, 2024
MainlineRegionalHorizon
Consolidating & Other(a)
Air Group Adjusted(b)
Special Items(c)
Consolidated
Operating Revenue   
Passenger revenue$1,629 $375 $— $— $2,004 $— $2,004 
CPA revenue— — 104 (104)— — — 
Mileage Plan other revenue149 15 — — 164 — 164 
Cargo and other revenue62 — — 2 64 — 64 
Total Operating Revenue1,840 390 104 (102)2,232 — 2,232 
Operating Expenses
Operating expenses, excluding fuel1,514 299 88 (102)1,799 34 1,833 
Fuel expense485 93 — — 578 (13)565 
Total Operating Expenses1,999 392 88 (102)2,377 21 2,398 
Non-operating Income (Expense)(3)— (11)2 (12)— (12)
Income (Loss) Before Income Tax$(162)$(2)$5 $2 $(157)$(21)$(178)
Pretax Margin(7.0)%(8.0)%
Three Months Ended March 31, 2023
MainlineRegionalHorizon
Consolidating & Other(a)
Air Group Adjusted(b)
Special Items(c)
Consolidated
Operating Revenue
Passenger revenue$1,673 $311 $— $— $1,984 $— $1,984 
CPA revenue— — 78 (78)— — — 
Mileage Plan other revenue143 11 — — 154 — 154 
Cargo and other revenue57 — — 1 58 — 58 
Total Operating Revenue1,873 322 78 (77)2,196 — 2,196 
Operating Expenses
Operating expenses, excluding fuel1,390 256 84 (77)1,653 64 1,717 
Fuel expense561 85 — (1)645 20 665 
Total Operating Expenses1,951 341 84 (78)2,298 84 2,382 
Non-operating Income (Expense)(6)— (8)1 (13)— (13)
Income (Loss) Before Income Tax$(84)$(19)$(14)$2 $(115)$(84)$(199)
Pretax Margin(5.2)%(9.1)%
  
Nonoperating Income (Expense) $ (12) $ (13)
Interest income 17 17
Operating Expenses, Excluding Fuel 1,833 1,717
Economic fuel 565 665
Operating Expenses 2,398 2,382
Income (Loss) Before Income Tax $ (178) $ (199)
Pretax Margin, GAAP (8.00%) (9.10%)
Pretax Margin, Adjusted (7.00%) (5.20%)