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Revenue (Tables) | 3 Months Ended
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Mar. 31, 2020
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 March 31,
| 2020 |  | 2019
Domestic (U.S. and Canada) | $ | 5,078 |  |  | $ | 5,875 |
Atlantic | 1,215 |  |  | 1,458 |
Pacific | 806 |  |  | 1,281 |
Latin America | 880 |  |  | 975 |
Total | $ | 7,979 |  |  | $ | 9,589 |
Roll Forward of Frequent Flyer Deferred Revenue | The table below presents a roll forward of Frequent flyer deferred revenue (in millions):
| Three Months Ended March 31,
| 2020 |  | 2019
Total Frequent flyer deferred revenue - beginning balance | $ | 5,276 |  |  | $ | 5,005 |
Total miles awarded | 559 |  |  | 607 |
Travel miles redeemed (Passenger revenue) | (322 | ) |  | (438 | )
Non-travel miles redeemed (Other operating revenue) | (25 | ) |  | (36 | )
Total Frequent flyer deferred revenue - ending balance | $ | 5,488 |  |  | $ | 5,138 |

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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 http://asc.fasb.org/extlink&oid=118956577&loc=SL49130545-203045 + Details
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