In 2024, the gross greenhouse gas emissions from United Airlines amounted to **** million metric tons of CO2 equivalent, which represented an increase from the GHG emissions reported a year earlier.
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United Airlines. (August 29, 2025). Gross greenhouse gases (GHG) emissions from United Airlines from 2017 to 2024 (in million metric tons of carbon dioxide equivalent) [Graph]. In ÌÇÐÄÆÆ½â°æ. Retrieved July 26, 2026, from /statistics/1258488/ghg-emissions-united-airlines/
United Airlines. "Gross greenhouse gases (GHG) emissions from United Airlines from 2017 to 2024 (in million metric tons of carbon dioxide equivalent)." Chart. August 29, 2025. ÌÇÐÄÆÆ½â°æ. Accessed July 26, 2026. /statistics/1258488/ghg-emissions-united-airlines/
United Airlines. (2025). Gross greenhouse gases (GHG) emissions from United Airlines from 2017 to 2024 (in million metric tons of carbon dioxide equivalent). ÌÇÐÄÆÆ½â°æ. ÌÇÐÄÆÆ½â°æ Inc.. Accessed: July 26, 2026. /statistics/1258488/ghg-emissions-united-airlines/
United Airlines. "Gross Greenhouse Gases (Ghg) Emissions from United Airlines from 2017 to 2024 (in Million Metric Tons of Carbon Dioxide Equivalent)." ÌÇÐÄÆÆ½â°æ, ÌÇÐÄÆÆ½â°æ Inc., 29 Aug 2025, /statistics/1258488/ghg-emissions-united-airlines/
United Airlines, Gross greenhouse gases (GHG) emissions from United Airlines from 2017 to 2024 (in million metric tons of carbon dioxide equivalent) ÌÇÐÄÆÆ½â°æ, /statistics/1258488/ghg-emissions-united-airlines/ (last visited July 26, 2026)
Gross greenhouse gases (GHG) emissions from United Airlines from 2017 to 2024 (in million metric tons of carbon dioxide equivalent) [Graph], United Airlines, August 29, 2025. [Online]. Available: /statistics/1258488/ghg-emissions-united-airlines/