Carbon dioxide (COâ‚‚) emissions from domestic and international commercial passenger flights worldwide from 2019 to 2024
(in million metric tons COâ‚‚)
Characteristic
Domestic
International
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The database provides measures of COâ‚‚ emissions on a territory basis, which is used for reporting in the UN Framework Convention on Climate Change (UNFCCC) inventories. The emissions are estimated for 186 countries by the OECD, based on a consistent methodology across countries.
Citation formats
COâ‚‚ emissions from commercial passenger flights 2019-2024, by type
Global carbon dioxide emissions from domestic and international commercial passenger flights increased by almost percent in 2024, to an estimated ****million metric tons (MtCO₂). Commercial passenger flight emissions have been rising annually since the dramatic reductions observed in 2020, which were caused by the outbreak of COVID-19. Around ** percent of global passenger flight emissions come from international flights.
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OECD. (February 13, 2025). Carbon dioxide (COâ‚‚) emissions from domestic and international commercial passenger flights worldwide from 2019 to 2024 (in million metric tons COâ‚‚) [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved July 23, 2026, from /statistics/1620386/worldwide-co2-passenger-flight-emissions-by-type/
OECD. "Carbon dioxide (COâ‚‚) emissions from domestic and international commercial passenger flights worldwide from 2019 to 2024 (in million metric tons COâ‚‚)." Chart. February 13, 2025. ÌÇÐÄÆƽâ°æ. Accessed July 23, 2026. /statistics/1620386/worldwide-co2-passenger-flight-emissions-by-type/
OECD. (2025). Carbon dioxide (COâ‚‚) emissions from domestic and international commercial passenger flights worldwide from 2019 to 2024 (in million metric tons COâ‚‚). ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: July 23, 2026. /statistics/1620386/worldwide-co2-passenger-flight-emissions-by-type/
OECD. "Carbon Dioxide (Coâ‚‚) Emissions from Domestic and International Commercial Passenger Flights Worldwide from 2019 to 2024 (in Million Metric Tons Coâ‚‚)." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 13 Feb 2025, /statistics/1620386/worldwide-co2-passenger-flight-emissions-by-type/
OECD, Carbon dioxide (COâ‚‚) emissions from domestic and international commercial passenger flights worldwide from 2019 to 2024 (in million metric tons COâ‚‚) ÌÇÐÄÆƽâ°æ, /statistics/1620386/worldwide-co2-passenger-flight-emissions-by-type/ (last visited July 23, 2026)
Carbon dioxide (COâ‚‚) emissions from domestic and international commercial passenger flights worldwide from 2019 to 2024 (in million metric tons COâ‚‚) [Graph], OECD, February 13, 2025. [Online]. Available: /statistics/1620386/worldwide-co2-passenger-flight-emissions-by-type/
