In October, a court ordered cessation of all flights between 11 p.m. and 5 a.m. at the airport. It was a move many in the industry deemed damaging to cargo.

"In recent years, to satisfy the requirements of passengers, all-cargo operations have been pushed into the hours of the day, and usually the night, when passengers don't want to fly," Oliver Evans, TIACA's industry affairs committee chair, said in April. "The air cargo industry has adapted to this and made it work. Today, night-time cargo flights are part of a seamless supply chain."

Freight volumes at Frankfurt also were affected by the European debt crisis and the general weakness of the global economy during the first half of the year.

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