Balance sheet
| 
       
  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       
  | 
  
| 
       (CHF million)  | 
    
       
  | 
    
       Notes  | 
    
       
  | 
    
       31.12.2022  | 
    
       
  | 
    
       31.12.2021  | 
  
| 
       Assets  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       
  | 
  
| 
       Cash and cash equivalents  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       220.7  | 
    
       
  | 
    
       336.9  | 
  
| 
       Current fixed-term deposits  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       401.1  | 
    
       
  | 
    
       121.3  | 
  
| 
       Current financial assets of Airport Zurich Noise Fund  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       60.1  | 
    
       
  | 
    
       45.3  | 
  
| 
       Trade receivables  | 
    
       
  | 
    
       (2)  | 
    
       
  | 
    
       82.3  | 
    
       
  | 
    
       70.2  | 
  
| 
       Other current receivables  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       17.9  | 
    
       
  | 
    
       17.0  | 
  
| 
       Inventories  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       10.6  | 
    
       
  | 
    
       10.1  | 
  
| 
       Prepaid expenses  | 
    
       
  | 
    
       (3)  | 
    
       
  | 
    
       95.0  | 
    
       
  | 
    
       127.0  | 
  
| 
       Current assets  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       887.8  | 
    
       
  | 
    
       727.8  | 
  
| 
       Non-current fixed-term deposits  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       0.0  | 
    
       
  | 
    
       1.4  | 
  
| 
       Non-current financial assets of Airport Zurich Noise Fund  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       301.7  | 
    
       
  | 
    
       328.4  | 
  
| 
       Investments  | 
    
       
  | 
    
       (4)  | 
    
       
  | 
    
       154.5  | 
    
       
  | 
    
       6.1  | 
  
| 
       Loans  | 
    
       
  | 
    
       (4)  | 
    
       
  | 
    
       274.5  | 
    
       
  | 
    
       316.5  | 
  
| 
       Non-current loans to associates  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       0.5  | 
    
       
  | 
    
       0.5  | 
  
| 
       Equity interest in co-ownership structure for the Circle  | 
    
       
  | 
    
       (5)  | 
    
       
  | 
    
       575.0  | 
    
       
  | 
    
       567.6  | 
  
| 
       Property, plant and equipment  | 
    
       
  | 
    
       (6)  | 
    
       
  | 
    
       2,638.6  | 
    
       
  | 
    
       2,697.2  | 
  
| 
       Right-of-use assets  | 
    
       
  | 
    
       (7)  | 
    
       
  | 
    
       129.2  | 
    
       
  | 
    
       114.2  | 
  
| 
       Intangible asset from right of formal expropriation  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       24.8  | 
    
       
  | 
    
       26.0  | 
  
| 
       Other intangible assets  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       13.0  | 
    
       
  | 
    
       17.8  | 
  
| 
       Non-current assets  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       4,111.8  | 
    
       
  | 
    
       4,075.7  | 
  
| 
       
  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       
  | 
  
| 
       Total assets  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       4,999.6  | 
    
       
  | 
    
       4,803.5  | 
  
| 
       
  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       
  | 
  
| 
       Liabilities and equity  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       
  | 
  
| 
       Trade payables  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       30.7  | 
    
       
  | 
    
       29.0  | 
  
| 
       Current financial liabilities  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       400.0  | 
    
       
  | 
    
       0.0  | 
  
| 
       Other current liabilities  | 
    
       
  | 
    
       (8)  | 
    
       
  | 
    
       41.2  | 
    
       
  | 
    
       25.2  | 
  
| 
       Current provision for aircraft noise  | 
    
       
  | 
    
       (10)  | 
    
       
  | 
    
       45.7  | 
    
       
  | 
    
       36.8  | 
  
| 
       Other current provisions  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       4.1  | 
    
       
  | 
    
       3.0  | 
  
| 
       Accruals and deferrals  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       90.8  | 
    
       
  | 
    
       72.7  | 
  
| 
       Current liabilities  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       612.5  | 
    
       
  | 
    
       166.7  | 
  
| 
       Non-current financial liabilities  | 
    
       
  | 
    
       (9)  | 
    
       
  | 
    
       1,215.0  | 
    
       
  | 
    
       1,650.0  | 
  
| 
       Other non-current liabilities  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       121.0  | 
    
       
  | 
    
       109.3  | 
  
| 
       Non-current provision for aircraft noise  | 
    
       
  | 
    
       (10)  | 
    
       
  | 
    
       385.6  | 
    
       
  | 
    
       412.4  | 
  
| 
       Renovation fund  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       195.6  | 
    
       
  | 
    
       190.1  | 
  
| 
       Non-current liabilities  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       1,917.2  | 
    
       
  | 
    
       2,361.8  | 
  
| 
       Total liabilities  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       2,529.7  | 
    
       
  | 
    
       2,528.5  | 
  
| 
       
  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       
  | 
  
| 
       Share capital  | 
    
       
  | 
    
       (11)  | 
    
       
  | 
    
       307.0  | 
    
       
  | 
    
       307.0  | 
  
| 
       Legal capital reserves: capital contribution reserves  | 
    
       
  | 
    
       (11)  | 
    
       
  | 
    
       117.0  | 
    
       
  | 
    
       117.0  | 
  
| 
       Legal retained earnings: general legal retained earnings  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       42.4  | 
    
       
  | 
    
       42.4  | 
  
| 
       Voluntary retained earnings  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       109.7  | 
    
       
  | 
    
       109.7  | 
  
| 
       Available earnings  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       
  | 
  
| 
       Profit brought forward  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       1,699.0  | 
    
       
  | 
    
       1,689.4  | 
  
| 
       Result for the year  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       194.9  | 
    
       
  | 
    
       9.6  | 
  
| 
       Treasury shares  | 
    
       
  | 
    
       (12)  | 
    
       
  | 
    
       –0.1  | 
    
       
  | 
    
       –0.1  | 
  
| 
       Equity  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       2,469.9  | 
    
       
  | 
    
       2,275.0  | 
  
| 
       
  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       
  | 
  
| 
       Total liabilities and equity  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       4,999.6  | 
    
       
  | 
    
       4,803.5  |