Join the conference! Travel Information for International Event Attendees

Welcome to our dedicated travel information page designed to assist our international event attendees in planning their trip. We want to ensure that your journey to our event is as smooth and enjoyable as possible. 

Below, you will find essential travel information, including:

Visa and Passport Requirements

Airport Information

Local Transportation

Visa and Passport Requirements

European Union

Valid Passport or ID Card: European Union (EU) citizens can enter Bulgaria with a valid passport or national ID card. The document should be valid for the duration of their stay and at least 90 days after their intended departure from Bulgaria.

Serbia, Montenegro, Greece, Bosnia and Herzegovina, North Macedonia

Valid Passport: Citizens from these countries can enter Bulgaria with a valid passport. The document should be valid for at least three months beyond the intended period of stay in Bulgaria.


Valid Passport: Turkish citizens need a valid passport to enter Bulgaria. The passport should be valid for at least three months beyond the intended period of stay in Bulgaria.

Visa Requirement: Turkish citizens generally require a visa to enter Bulgaria – Bulgaria Short-Stay Visa (Visa C). They should apply for a visa at the Bulgarian embassy or consulate in Turkey before their trip. The visa requirements and application process can vary, so it is important to contact the embassy or consulate for the most up-to-date information.

Airport Information and Local Transportation

Sofia Airport

Sofia Airport is the airport serving Bulgaria’s capital city, Sofia. It has two terminals – Terminal 1 & Terminal 2.

A free shuttle service takes travellers between the two terminals, which are about 2km (1 mile) apart. The shuttle runs every 15 minutes from 05:00-23:00 hours. To get a free inter-terminal shuttle service, follow the signs to the front of the terminal.

Metro line 1 connects Terminal 2 with IEC, where SERP Conf. 2023 will be held.

Public Transportation

The public transport in Sofia is:

  • Ground Transport – buses, trams (tramways), and trolleybuses
  • Underground – Metro.


Hotels near IEC, Sofia Where to stay

Hotel Expo Sofia

Hotel Expo is conveniently situated within walking distance of the International Exhibition Center, making it the ideal accommodation choice for SERP Conf. 2023.

As an added bonus, we offer a special promo code exclusively for our SERP Conf. guests. By using the promo code “SERP” during the conference dates, you can enjoy a valuable percentage discount on your bookings.

Need more information travelling from abroad for SERP Conf.?

Feel free to contact us