If your flight is delayed, the following EU air travel consumer rights apply:

• Depending on the duration of the delay and the distance of the flight, if your flight is delayed at the airport of departure, you have the right to: 
  • assistance
  • reimbursement
  • return flight 
• If you arrived at your final destination with a delay of more than 3 hours, you are entitled to compensation, unless the delay was due to extraordinary circumstances. 

If you experienced a delay of more than 2 hours at departure or your arrival at your final destination is significantly delayed, the airline must notify you in writing of the rules for compensation and assistance.