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Revenue (Tables) | 6 Months Ended
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Jun. 30, 2022
Revenue from Contract with Customer [Abstract] |
Operating Revenue by Geographic Region | The table below presents the Company's operating revenue by principal geographic region (as defined by the U.S. Department of Transportation) (in millions):
| Three Months Ended June 30, |  | Six Months Ended June 30,
| 2022 |  | 2021 |  | 2022 |  | 2021
Domestic (U.S. and Canada) | $ | 7,819 |  |  | $ | 3,767 |  |  | $ | 12,905 |  |  | $ | 5,878 |
Atlantic | 2,481 |  |  | 585 |  |  | 3,570 |  |  | 995 |
Latin America | 1,195 |  |  | 727 |  |  | 2,104 |  |  | 1,119 |
Pacific | 617 |  |  | 392 |  |  | 1,099 |  |  | 700 |
Total | $ | 12,112 |  |  | $ | 5,471 |  |  | $ | 19,678 |  |  | $ | 8,692 |
Roll Forward of Frequent Flyer Deferred Revenue | The table below presents a roll forward of Frequent flyer deferred revenue (in millions):
| Three Months Ended June 30, |  | Six Months Ended June 30,
| 2022 |  | 2021 |  | 2022 |  | 2021
Total Frequent flyer deferred revenue - beginning balance | $ | 6,417 |  |  | $ | 6,109 |  |  | $ | 6,282 |  |  | $ | 5,975 |
Total miles awarded | 666 |  |  | 360 |  |  | 1,143 |  |  | 632 |
Travel miles redeemed | (566) |  |  | (267) |  |  | (888) |  |  | (390) |
Non-travel miles redeemed | (22) |  |  | (17) |  |  | (42) |  |  | (32) |
Total Frequent flyer deferred revenue - ending balance | $ | 6,495 |  |  | $ | 6,185 |  |  | $ | 6,495 |  |  | $ | 6,185 |

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- Definition Tabular disclosure of receivable, contract asset, and contract liability from contract with customer. Includes, but is not limited to, change in contract asset and contract liability. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 10 -URI https://asc.fasb.org/extlink&oid=126920106&loc=SL49130551-203045 + Details
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- Definition Tabular disclosure of disaggregation of revenue into categories depicting how nature, amount, timing, and uncertainty of revenue and cash flows are affected by economic factor. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 5 -URI https://asc.fasb.org/extlink&oid=126920106&loc=SL49130545-203045 + Details
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