"What happens when an airline has a monopoly on a popular business route and charges more than $1,100 round-trip for mid-week flights on the 281-mile route? Southwest adds service on the route, naturally. That's what's happening in Philadelphia, where Southwest will end US Airways' monopoly on service between Philadelphia and Boston on June 27."
Full Article From the USA Today,
http://www.usatoday.com/travel/flights/blog.aspx
Full Article From the USA Today,
http://www.usatoday.com/travel/flights/blog.aspx