Consolidated income statement
| 
       (CHF 1,000) 1)  | 
    
       
  | 
    
       Notes  | 
    
       
  | 
    
       First half 2021  | 
    
       
  | 
    
       First half 2020  | 
  
| 
       Aviation revenue  | 
    
       
  | 
    
       (2)  | 
    
       
  | 
    
       65,509  | 
    
       
  | 
    
       130,429  | 
  
| 
       Non-aviation revenue  | 
    
       
  | 
    
       (2)  | 
    
       
  | 
    
       198,068  | 
    
       
  | 
    
       179,971  | 
  
| 
       Total revenue  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       263,577  | 
    
       
  | 
    
       310,400  | 
  
| 
       
  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       
  | 
  
| 
       Personnel expenses  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       –80,148  | 
    
       
  | 
    
       –94,014  | 
  
| 
       Police and security  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       –35,766  | 
    
       
  | 
    
       –50,412  | 
  
| 
       Energy and waste  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       –9,501  | 
    
       
  | 
    
       –9,477  | 
  
| 
       Maintenance and material  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       –11,482  | 
    
       
  | 
    
       –12,724  | 
  
| 
       Other operating expenses  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       –22,227  | 
    
       
  | 
    
       –22,059  | 
  
| 
       Sales, marketing and administration  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       –15,005  | 
    
       
  | 
    
       –19,428  | 
  
| 
       Capitalised expenditure and other income  | 
    
       
  | 
    
       (3)  | 
    
       
  | 
    
       7,998  | 
    
       
  | 
    
       8,343  | 
  
| 
       Expenses for construction projects and other expenses  | 
    
       
  | 
    
       (3)  | 
    
       
  | 
    
       –5,238  | 
    
       
  | 
    
       –5,737  | 
  
| 
       Earnings before interest, tax, depreciation and amortisation (EBITDA)  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       92,208  | 
    
       
  | 
    
       104,892  | 
  
| 
       
  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       
  | 
  
| 
       Depreciation and amortisation  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       –134,793  | 
    
       
  | 
    
       –123,268  | 
  
| 
       Earnings before interest and tax (EBIT)  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       –42,585  | 
    
       
  | 
    
       –18,376  | 
  
| 
       
  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       
  | 
  
| 
       Finance costs  | 
    
       
  | 
    
       (4)  | 
    
       
  | 
    
       –14,156  | 
    
       
  | 
    
       –13,551  | 
  
| 
       Finance income  | 
    
       
  | 
    
       (4)  | 
    
       
  | 
    
       2,667  | 
    
       
  | 
    
       675  | 
  
| 
       Share of result of associates  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       –2,116  | 
    
       
  | 
    
       –1,559  | 
  
| 
       Result before tax  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       –56,190  | 
    
       
  | 
    
       –32,811  | 
  
| 
       
  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       
  | 
  
| 
       Income tax expense  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       11,081  | 
    
       
  | 
    
       5,297  | 
  
| 
       Consolidated result  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       –45,109  | 
    
       
  | 
    
       –27,514  | 
  
| 
       Profit or loss attributable to shareholders of Flughafen Zürich AG  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       –45,113  | 
    
       
  | 
    
       –27,522  | 
  
| 
       Profit or loss attributable to non-controlling interests  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       4  | 
    
       
  | 
    
       8  | 
  
| 
       
  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       
  | 
  
| 
       Basic earnings per share (CHF)  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       –1.47  | 
    
       
  | 
    
       –0.90  | 
  
| 
       Diluted earnings per share (CHF)  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       –1.47  | 
    
       
  | 
    
       –0.90  | 
  
1) All financial data presented here are unaudited.