Passenger aviation CO2 emissions by select departure country

The United States was the highest emitter of carbon dioxide (CO₂) emissions from domestic and international passenger flights in 2019. In that year, U.S. CO₂ emissions from domestic air passenger transport reached around 117 million metric tons.

Carbon dioxide emissions of domestic and international passenger flights worldwide in 2019, by select departure country (in million metric tons)

Characteristic	Domestic	International
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Release date

October 2020

More information

Region

Worldwide

Survey time period

2019

Supplementary notes

To retrieve the data, click on Global Aviation CO₂ inventory, 2020 (spreadsheet data).
* Includes American Samoa, Guam, Johnston Island, Kingman’s Reef, Midway, Palmyra, Puerto Rico, Saipan (Mariana Islands), Wake Island, Virgin Islands.
** Includes Hong Kong SAR and Macau SAR.
*** Includes Anguilla, Bermuda, British Virgin Islands, Cayman Islands, Falkland Islands (Malvinas), Gibraltar, Guernsey, Isle of Man, Montserrat, St. Helena and Ascension, Turks and Caicos Islands.
**** Includes French Guiana, French Polynesia, Guadeloupe, Martinique, Mayotte, New Caledonia, Reunion Island, St. Pierre and Miquelon, Wallis and Futuna Islands.
***** Includes Christmas Island, Coco Islands, Norfolk Island.

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