Orlando International Airport’s construction of a new terminal is about 20 percent complete and ranks as among the most costly expansions at U.S. airports, according to a trade group’s ranking touted Monday … Eclipsing the $2.3 billion for rebuilding Interstate 4, the $2.8 billion construction of a new terminal complex a mile south of the original A and B terminals of Orlando International has about 1,800 workers at the 300-acre site. The peak workforce is expected to be about 2,500 … The expansion is being financed with bonds that will be paid off with revenues from airline and passenger fees, parking and rental car charges and restaurant leases.