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Operating Leases (Tables)
6 Months Ended
Jun. 30, 2022
Leases [Abstract]  
Schedule of Lease Costs The table below presents certain information related to lease costs for operating leases during the three and six months ended June 30, 2022 and 2021 (in millions):
Three Months Ended June 30,Six Months Ended June 30,
2022202120222021
Operating lease cost(a)
$118 $134 $235 $241 
Variable lease cost(a)
64 87 119 152 
Total lease costs$182 $221 $354 $393 
______________(a)Expenses are included within aircraft rent, station operations, maintenance materials and repairs and other operating within the Company’s condensed consolidated statements of operations.