In 1998, a $20 million expansion program doubled the size of the terminal building, increased parking, and expanded airside facilities to accommodate the projected 1 million passengers by 2011. By 1999, five airlines were serving Kelowna: Air BC with code sharing flights on behalf of Air Canada, Central Mountain Air with code sharing flights also on behalf of Air Canada, Canadian Regional Airlines with code sharing flights including Fokker F28 Fellowship jet service on behalf of Canadian Airlines, Horizon Air with code sharing flights on behalf of Alaska Airlines, and WestJet with the latter air carrier continuing to operate Boeing 737-200 jets on all of its flights at this time.