Lufthansa is experiencing a disastrous rollout of its new Allegris business-class seat. The seats don't fit on the upper deck of Boeing 747-8s, and face certification woes on the 787.

Lufthansa is looking at a compromise by which it could this summer fly some of the Boeing 787s it is yet to receive because of delays in certification of its business-class seat. The group’s ...

Lufthansa plans to operate up to nine Boeing 787-9s from 15 already completed 787s that are still awaiting U.S. certification of their business-class seats. Fourteen or 15 787s await full FAA ...