Cirium has unveiled its 2025 emissions dataset for UK airlines, highlighting Norse Atlantic UK as the leader in CO₂ emissions efficiency per Available Seat Kilometre (ASK). The analysis, conducted using Cirium's EmeraldSky methodology, places Wizz Air UK and TUI Airways in second and third positions, respectively.
The dataset provides a comprehensive look at the emissions performance of UK carriers, with Jet2 positioned in the upper-mid range. Notably, Jet2 also ranks second in Western Europe according to the broader European report. British Airways, a major player in the UK aviation sector, finds itself in ninth place on the list.
Regional airlines such as Loganair, Blue Islands, and Aurigny are also recognised, making it into the top 15. This data is part of Cirium's ongoing efforts to provide transparency and insights into airline emissions, crucial for both industry stakeholders and environmentally conscious travellers.
The full report, which includes a global perspective on airline emissions, is available for download, offering detailed insights into the environmental impact of airlines worldwide. This information is vital as the aviation industry continues to face pressure to reduce its carbon footprint and improve sustainability practices
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