Commitments and Contingencies (Tables)

12 Months Ended

Dec. 31, 2020

Commitments and Contingencies Disclosure [Abstract]

Schedule of aircraft purchase commitments

Our future aircraft purchase commitments totaled approximately $13.9 billion at December 31, 2020:

Aircraft purchase commitments
(in millions)	Total
2021	$	1,330
2022	2,470
2023	2,310
2024	2,960
2025	2,740
Thereafter	2,070
Total	$	13,880

Our future aircraft purchase commitments included the following aircraft at December 31, 2020:

Aircraft purchase commitments by fleet type
Fleet Type	Purchase Commitments
A220-100	7
A220-300	45
A321-200	22
A321-200neo	100
A330-900neo (1)	29
A350-900	20
CRJ-900	1
Total	224

(1)    Includes one A330-900neo lease commitment in 2021 incremental to our order book with Airbus.

Schedule of contract carrier minimum obligations

Accordingly, our actual payments under these agreements could differ materially from the minimum fixed obligations set forth in the table below.

Contract carrier minimum obligations
(in millions)	Amount (1)
2021	$	1,413
2022	1,372
2023	1,240
2024	1,209
2025	837
Thereafter	1,654
Total	$	7,725

(1)These amounts exclude contract carrier payments accounted for as operating leases of aircraft, which are described in Note 9, "Leases."

Schedule of domestic airline employees represented by collective bargaining agreements by group

The following table shows our domestic airline employee groups that are represented by unions.

Domestic airline employees represented by collective bargaining agreements by group
Employee Group	Approximate Number of Active Employees Represented	Union	Date on which Collective Bargaining Agreement Becomes Amendable
Delta Pilots	12,940	ALPA	December 31, 2019
Delta Flight Superintendents (Dispatchers)	350	PAFCA	November 1, 2024
Endeavor Air Pilots	1,900	ALPA	January 1, 2024
Endeavor Air Flight Attendants	1,480	AFA	March 31, 2025