Ryanair was Europe's most polluting airline in 2024, with the Irish low-cost carrier emitting ** million metric tons of carbon dioxide (MtCOâ‚‚). Germany's flag carrier, Lufthansa, was the second highest emitting airline in Europe that year, having produced ** MtCOâ‚‚. Together, the 10 most polluting airlines in Europe in 2024 emitted roughly 75 MtCOâ‚‚.Â
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Transport & Environment. (April 28, 2025). Carbon dioxide emissions of airlines in Europe in 2024 (in million metric tons) [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved July 27, 2026, from /statistics/1230981/biggest-airline-polluters-european-union/
Transport & Environment. "Carbon dioxide emissions of airlines in Europe in 2024 (in million metric tons)." Chart. April 28, 2025. ÌÇÐÄÆƽâ°æ. Accessed July 27, 2026. /statistics/1230981/biggest-airline-polluters-european-union/
Transport & Environment. (2025). Carbon dioxide emissions of airlines in Europe in 2024 (in million metric tons). ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: July 27, 2026. /statistics/1230981/biggest-airline-polluters-european-union/
Transport & Environment. "Carbon Dioxide Emissions of Airlines in Europe in 2024 (in Million Metric Tons)." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 28 Apr 2025, /statistics/1230981/biggest-airline-polluters-european-union/
Transport & Environment, Carbon dioxide emissions of airlines in Europe in 2024 (in million metric tons) ÌÇÐÄÆƽâ°æ, /statistics/1230981/biggest-airline-polluters-european-union/ (last visited July 27, 2026)
Carbon dioxide emissions of airlines in Europe in 2024 (in million metric tons) [Graph], Transport & Environment, April 28, 2025. [Online]. Available: /statistics/1230981/biggest-airline-polluters-european-union/
