Manchester–Boston Regional Airport a "tag-on" for United flights heading from Bangor and Portland, Maine, to Chicago, but the carrier no longer serves either city with mainline aircraft. In the early 1990s, United Airlines began flights between Manchester and Washington Dulles International Airport near Washington, D.C. But creation of a north–south hub at Dulles did not work for United, and heavy competition in this market led to a quick exit. The Boeing 737 was used for this short-lived service, which comprised about four daily circuits between the two airports. US Airways started service at Manchester in early 1986, by connecting their hubs at Pittsburgh
Norfolk International Airport which it is categorized as a small-hub primary commercial service facility. As per Federal Aviation Administration records, the airport had 1,606,695 enplanements in calendar year 2011, a decrease of 3.4 percent from 1,663,294 in 2010. , Norfolk International was ranked as the 70th-busiest airport in the United States and the fourth-busiest in Virginia in terms of passengers served annually following Richmond International, Dulles International Airport and Reagan National Airport. Southwest Airlines, Delta Air Lines, and American Airlines are the predominant users of the airport. Norfolk International Airport covers an area of 1,300 acres (526 ha) at an elevation of 27