Clarke said that as airlines attempt to defray fuel costs, they could be raising fares to the point that they are “driving consumers away from travel.”

He noted that load factors in August ranged from 82% to 87% but now range from 73% to 77%. “That’s down by a full 10%,” he said. “That’s a big deal. And we’re now hearing that airlines are taking capacity out.”

GDS companies make their money on transactions rather than fares, he said, so they are likely to feel the impact.

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