NAIROBI, Kenya—A logistical logjam with global airborne trade threatened to scupper the most profitable—and romantic—time of the year for one of the world’s top rose exporters: Kenya.
In recent months, the accelerating global economic recovery, a boon for blooms, has diverted cargo aircraft to more-profitable routes in Europe, the U.S. and Asia, and away from less-profitable ones in Africa.
The...