What to do in May from visiting Vienna: https://www.visitingvienna.com/entertainment/may/

• May 1, 2025: Mai Fest in Prater, free of charge.
  
• May 1-4, 2025: Thai Spring Festival , free.
  
• May 3-4, 2025: Edelstoff – Summer flea market for young designers, not free.
  
• May 8 – 4, 2025: ETHNOCINEMA – International Documentary Film Festival.
  
• May 9–11, 2025: Genuss Festival , free.
  
• May 16–18, 2025: Design Days
  
• May 16 to June 22: Free Republic of Vienna , free.
  
• May 22-25, 2025: Affordable Art Fair
  
• May 31st to June 1st: Vienna Comix

• June 13, 2025: Summer Concert at the Shönbrunn at 8:45 p.m. by the Vienna Philharmonic, free of charge.
  
• June 19-21, 2025: Attac Festival , not free.
  
• June 20 – 20, 2025: Donauinselfest , free.
  
• June 26–August 10, 2025: KulturSommer : cultural activities, concerts, theater. Free.
  
• June 28–August 31, 2025: Film Festival Rathaus : Every summer, the film festival takes place at the town hall, featuring documentaries, films, and concerts. Free of charge.
  
• May 16 to June 22, 2025: Free Republic of Vienna

• June 26–August 10, 2025: KulturSommer : cultural activities, concerts, theater. Free.
  
• June 28–August 31, 2025: Film Festival Rathaus : Every summer, the film festival takes place at the town hall, featuring documentaries, films, and concerts. Free of charge.

• June 26–August 10, 2025: KulturSommer : cultural activities, concerts, theater. Free.
  
• June 28–August 31, 2025: Film Festival Rathaus : Every summer, the film festival takes place at the town hall, featuring documentaries, films, and concerts. Free of charge.