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Employee Benefit Plans
 9 Months Ended
Sep. 30, 2025
Defined Benefit Plan Disclosure [Line Items]  
Employee Benefit Plans Employee Benefit Plans
The following table provides the components of net periodic benefit cost (income) (in millions):
 Pension BenefitsRetiree Medical and Other
Postretirement Benefits
Three Months Ended September 30,2025202420252024
Service cost$1 $— $6 $8 
Interest cost180 180 18 17 
Expected return on assets(232)(245)(2)(2)
Amortization of:
Prior service cost— — 4 3 
Unrecognized net loss (gain)21 26 (6)(6)
Net periodic benefit cost (income)$(30)$(39)$20 $20 
 Pension BenefitsRetiree Medical and Other
Postretirement Benefits
Nine Months Ended September 30,2025202420252024
Service cost$2 $1 $18 $23 
Interest cost547 542 53 51 
Expected return on assets(696)(733)(7)(7)
Amortization of:
Prior service cost— — 13 11 
Unrecognized net loss (gain)68 79 (17)(19)
Net periodic benefit cost (income)$(79)$(111)$60 $59 
Effective November 1, 2012, substantially all of our defined benefit pension plans were frozen.
The service cost component of net periodic benefit cost (income) is included in operating expenses and the other components of net periodic benefit cost (income) are included in nonoperating other income (expense), net in the condensed consolidated statements of operations.
During the first nine months of 2025, we made required contributions of $224 million to our defined benefit pension plans.
American Airlines, Inc.  
Defined Benefit Plan Disclosure [Line Items]  
Employee Benefit Plans Employee Benefit Plans
The following table provides the components of net periodic benefit cost (income) (in millions):
 Pension BenefitsRetiree Medical and Other
Postretirement Benefits
Three Months Ended September 30,2025202420252024
Service cost$1 $— $6 $8 
Interest cost179 178 18 17 
Expected return on assets(231)(243)(2)(2)
Amortization of:
Prior service cost— — 4 3 
Unrecognized net loss (gain)21 26 (6)(6)
Net periodic benefit cost (income)$(30)$(39)$20 $20 
 Pension BenefitsRetiree Medical and Other
Postretirement Benefits
Nine Months Ended September 30,2025202420252024
Service cost$2 $1 $18 $23 
Interest cost544 539 53 51 
Expected return on assets(693)(729)(7)(7)
Amortization of:
Prior service cost— — 13 11 
Unrecognized net loss (gain)68 79 (17)(19)
Net periodic benefit cost (income)$(79)$(110)$60 $59 
Effective November 1, 2012, substantially all of American’s defined benefit pension plans were frozen.
The service cost component of net periodic benefit cost (income) is included in operating expenses and the other components of net periodic benefit cost (income) are included in nonoperating other income (expense), net in the condensed consolidated statements of operations.
During the first nine months of 2025, American made required contributions of $221 million to its defined benefit pension plans.