Consolidated statement of changes in equity
| 
       
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| 
       (CHF million)  | 
    
       
  | 
    
       Share capital  | 
    
       
  | 
    
       Treasury shares  | 
    
       
  | 
    
       Capital reserves  | 
    
       
  | 
    
       Translation reserve  | 
    
       
  | 
    
       Other retained earnings  | 
    
       
  | 
    
       Equity attributable to shareholders of Zurich Airport Ltd.  | 
    
       
  | 
    
       Equity attributable to non-controlling interests  | 
    
       
  | 
    
       Total equity  | 
  
| 
       Balance as at 31 December 2024  | 
    
       
  | 
    
       307.0  | 
    
       
  | 
    
       –0.3  | 
    
       
  | 
    
       126.3  | 
    
       
  | 
    
       –155.8  | 
    
       
  | 
    
       2,689.1  | 
    
       
  | 
    
       2,966.3  | 
    
       
  | 
    
       0.1  | 
    
       
  | 
    
       2,966.4  | 
  
| 
       
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| 
       Consolidated result, first half 2025  | 
    
       
  | 
    
       0.0  | 
    
       
  | 
    
       0.0  | 
    
       
  | 
    
       0.0  | 
    
       
  | 
    
       0.0  | 
    
       
  | 
    
       161.3  | 
    
       
  | 
    
       161.3  | 
    
       
  | 
    
       0.0  | 
    
       
  | 
    
       161.3  | 
  
| 
       
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  | 
    
       
  | 
    
       
  | 
  
| 
       Foreign exchange differences  | 
    
       
  | 
    
       0.0  | 
    
       
  | 
    
       0.0  | 
    
       
  | 
    
       0.0  | 
    
       
  | 
    
       –30.8  | 
    
       
  | 
    
       0.0  | 
    
       
  | 
    
       –30.8  | 
    
       
  | 
    
       0.0  | 
    
       
  | 
    
       –30.8  | 
  
| 
       Remeasurement of defined benefit liability, net of income tax  | 
    
       
  | 
    
       0.0  | 
    
       
  | 
    
       0.0  | 
    
       
  | 
    
       0.0  | 
    
       
  | 
    
       0.0  | 
    
       
  | 
    
       24.8  | 
    
       
  | 
    
       24.8  | 
    
       
  | 
    
       0.0  | 
    
       
  | 
    
       24.8  | 
  
| 
       Other comprehensive income, net of income tax  | 
    
       
  | 
    
       0.0  | 
    
       
  | 
    
       0.0  | 
    
       
  | 
    
       0.0  | 
    
       
  | 
    
       –30.8  | 
    
       
  | 
    
       24.8  | 
    
       
  | 
    
       –5.9  | 
    
       
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       0.0  | 
    
       
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       –5.9  | 
  
| 
       
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| 
       Total comprehensive income  | 
    
       
  | 
    
       0.0  | 
    
       
  | 
    
       0.0  | 
    
       
  | 
    
       0.0  | 
    
       
  | 
    
       –30.8  | 
    
       
  | 
    
       186.2  | 
    
       
  | 
    
       155.4  | 
    
       
  | 
    
       0.0  | 
    
       
  | 
    
       155.4  | 
  
| 
       
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  | 
    
       
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| 
       Dividend for the 2024 financial year  | 
    
       
  | 
    
       0.0  | 
    
       
  | 
    
       0.0  | 
    
       
  | 
    
       0.0  | 
    
       
  | 
    
       0.0  | 
    
       
  | 
    
       –132.0  | 
    
       
  | 
    
       –132.0  | 
    
       
  | 
    
       0.0  | 
    
       
  | 
    
       –132.0  | 
  
| 
       Additional distribution from the capital contribution reserves for the 2024 financial year  | 
    
       
  | 
    
       0.0  | 
    
       
  | 
    
       0.0  | 
    
       
  | 
    
       –43.0  | 
    
       
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       0.0  | 
    
       
  | 
    
       0.0  | 
    
       
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       –43.0  | 
    
       
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       0.0  | 
    
       
  | 
    
       –43.0  | 
  
| 
       Purchase of treasury shares  | 
    
       
  | 
    
       0.0  | 
    
       
  | 
    
       –1.1  | 
    
       
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       0.0  | 
    
       
  | 
    
       0.0  | 
    
       
  | 
    
       0.0  | 
    
       
  | 
    
       –1.1  | 
    
       
  | 
    
       0.0  | 
    
       
  | 
    
       –1.1  | 
  
| 
       Share-based payments  | 
    
       
  | 
    
       0.0  | 
    
       
  | 
    
       1.2  | 
    
       
  | 
    
       –0.5  | 
    
       
  | 
    
       0.0  | 
    
       
  | 
    
       0.0  | 
    
       
  | 
    
       0.7  | 
    
       
  | 
    
       0.0  | 
    
       
  | 
    
       0.7  | 
  
| 
       
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| 
       Balance as at 30 June 2025  | 
    
       
  | 
    
       307.0  | 
    
       
  | 
    
       –0.2  | 
    
       
  | 
    
       82.8  | 
    
       
  | 
    
       –186.6  | 
    
       
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       2,743.3  | 
    
       
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       2,946.2  | 
    
       
  | 
    
       0.1  | 
    
       
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       2,946.3  | 
  
| 
       
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| 
       
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| 
       Balance as at 31 December 2023  | 
    
       
  | 
    
       307.0  | 
    
       
  | 
    
       –0.9  | 
    
       
  | 
    
       166.5  | 
    
       
  | 
    
       –134.0  | 
    
       
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       2,464.9  | 
    
       
  | 
    
       2,803.5  | 
    
       
  | 
    
       0.1  | 
    
       
  | 
    
       2,803.6  | 
  
| 
       
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| 
       Consolidated result, first half 2024  | 
    
       
  | 
    
       0.0  | 
    
       
  | 
    
       0.0  | 
    
       
  | 
    
       0.0  | 
    
       
  | 
    
       0.0  | 
    
       
  | 
    
       151.8  | 
    
       
  | 
    
       151.8  | 
    
       
  | 
    
       0.0  | 
    
       
  | 
    
       151.8  | 
  
| 
       
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  | 
    
       
  | 
    
       
  | 
    
       
  | 
  
| 
       Foreign exchange differences  | 
    
       
  | 
    
       0.0  | 
    
       
  | 
    
       0.0  | 
    
       
  | 
    
       0.0  | 
    
       
  | 
    
       1.8  | 
    
       
  | 
    
       0.0  | 
    
       
  | 
    
       1.8  | 
    
       
  | 
    
       0.0  | 
    
       
  | 
    
       1.8  | 
  
| 
       Remeasurement of defined benefit liability, net of income tax  | 
    
       
  | 
    
       0.0  | 
    
       
  | 
    
       0.0  | 
    
       
  | 
    
       0.0  | 
    
       
  | 
    
       0.0  | 
    
       
  | 
    
       40.5  | 
    
       
  | 
    
       40.5  | 
    
       
  | 
    
       0.0  | 
    
       
  | 
    
       40.5  | 
  
| 
       Other comprehensive income, net of income tax  | 
    
       
  | 
    
       0.0  | 
    
       
  | 
    
       0.0  | 
    
       
  | 
    
       0.0  | 
    
       
  | 
    
       1.8  | 
    
       
  | 
    
       40.5  | 
    
       
  | 
    
       42.3  | 
    
       
  | 
    
       0.0  | 
    
       
  | 
    
       42.3  | 
  
| 
       
  | 
    
       
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  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       
  | 
  
| 
       Total comprehensive income  | 
    
       
  | 
    
       0.0  | 
    
       
  | 
    
       0.0  | 
    
       
  | 
    
       0.0  | 
    
       
  | 
    
       1.8  | 
    
       
  | 
    
       192.3  | 
    
       
  | 
    
       194.1  | 
    
       
  | 
    
       0.0  | 
    
       
  | 
    
       194.1  | 
  
| 
       
  | 
    
       
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  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       
  | 
  
| 
       Dividend for the 2023 financial year  | 
    
       
  | 
    
       0.0  | 
    
       
  | 
    
       0.0  | 
    
       
  | 
    
       0.0  | 
    
       
  | 
    
       0.0  | 
    
       
  | 
    
       –122.8  | 
    
       
  | 
    
       –122.8  | 
    
       
  | 
    
       0.0  | 
    
       
  | 
    
       –122.8  | 
  
| 
       Additional distribution from the capital contribution reserves for the 2023 financial year  | 
    
       
  | 
    
       0.0  | 
    
       
  | 
    
       0.0  | 
    
       
  | 
    
       –39.9  | 
    
       
  | 
    
       0.0  | 
    
       
  | 
    
       0.0  | 
    
       
  | 
    
       –39.9  | 
    
       
  | 
    
       0.0  | 
    
       
  | 
    
       –39.9  | 
  
| 
       Purchase of treasury shares  | 
    
       
  | 
    
       0.0  | 
    
       
  | 
    
       –0.8  | 
    
       
  | 
    
       0.0  | 
    
       
  | 
    
       0.0  | 
    
       
  | 
    
       0.0  | 
    
       
  | 
    
       –0.8  | 
    
       
  | 
    
       0.0  | 
    
       
  | 
    
       –0.8  | 
  
| 
       Share-based payments  | 
    
       
  | 
    
       0.0  | 
    
       
  | 
    
       1.5  | 
    
       
  | 
    
       –0.8  | 
    
       
  | 
    
       0.0  | 
    
       
  | 
    
       0.0  | 
    
       
  | 
    
       0.7  | 
    
       
  | 
    
       0.0  | 
    
       
  | 
    
       0.7  | 
  
| 
       
  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       
  | 
  
| 
       Balance as at 30 June 2024  | 
    
       
  | 
    
       307.0  | 
    
       
  | 
    
       –0.2  | 
    
       
  | 
    
       125.8  | 
    
       
  | 
    
       –132.2  | 
    
       
  | 
    
       2,534.4  | 
    
       
  | 
    
       2,834.8  | 
    
       
  | 
    
       0.1  | 
    
       
  | 
    
       2,834.9  | 
  
All financial data presented here are unaudited, with the exception of figures as at 31 December 2023 and 2024.