The average domestic U.S. one-way airfare paid by American Express Global Business Travel clients in the first quarter was $261, up 6 percent

from a year earlier. For international trips, Amex clients on average paid $1,933 each way, up 4 percent from the first quarter of 2011. Average airfares are based on prices paid across all categories of service, including taxes and fees applied at the point of sale, for trips originating in North America that were booked via American Express.