German no-frills airline Germanwings, owned by Lufthansa, will renew flights between the Cologne-Bonn and Berlin-Schoenefeld airports in Germany to Bourgas and Varna airports in Bulgaria in May this year.

Flights from Bourgas to Cologne-Bonn and back would be carried out every Tuesday and Sunday, while flights between Bourgas and Berlin-Schoenefeld would be carried out on Wednesdays and Sundays. Germanwings will also fly between Varna and the two German airports on Saturdays.

Tickets can already be booked through the company's website. The offer is valid throughout summer until October.