The report forecast that the cost of a domestic business trip, including airfare, car rentals and hotel stays, will increase by 6% next year to an average of $1,100.
The cost of an international trip is expected to increase by nearly 7% next year, to an average total of $3,171, according to the forecast.
The report also projected that North American domestic airfares will increase 1% to 5%.
North American midrange hotel rates are expected to increase 4% to 7% next year, while upper-range hotel rates will increase 5% to 8%.
Also, U.S. car rental rates are expected to increase 2% to 4%.