However, remember these important rules:

• as a standard, there may be a limited number of animals on board, so report the need to take a guide dog when booking a flight ticket or before departure by contacting the customer service of a given carrier,
• a certificate that your dog is a certified companion dog is required take for your dog all the necessary documents required by the law of the country where you start your trip and the country of destination (valid passport, vaccinations and tests).

Detailed information can be found on the official websites of the airlines:

• LOT Polish Airlines
• Lufthansa
• SAS
• Wizz Air
• Ryanair