BERLIN—Lufthansa’s operations were disrupted Sunday at Frankfurt airport because of technical problems, German news agency dpa reported.
Check-in systems on the airline’s website and at the counter, as well as boarding, were affected at Germany’s biggest airport, a Lufthansa spokeswoman told dpa. Some flights were delayed or would have to be canceled because of the problems.
Check-in was still possible using cellphone browsers on smartphones or tablets, and the Lufthansa app.
The technical problems were caused by external IT service providers, dpa reported. Lufthansa asked travelers to check the status of their flights and said it was working with “high-pressure” to resolve the issues….