Raleigh–Durham International Airport
Rank Airline Passengers Share
1 Delta Air Lines 4,367,001 30.71%
2 American Airlines 3,253,368 22.88%
3 Southwest Airlines 2,605,681 18.33%
4 United Airlines 1,657,311 11.66%
5 Frontier Airlines 991,149 6.97%
Statistics -- Airline market share
Raleigh-Durham International Airport , locally known by its IATA code RDU, is the main airport serving Raleigh, Durham, and the surrounding Research Triangle region of North Carolina. It is northeast of the town of Morrisville in Wake County. The airport covers 5,000 acres (2,023 ha) and has three runways. The airport is a focus city for Delta Air Lines and Frontier Airlines. RDU has passenger service to 68 cities with over 450 average daily departures. The RDU Airport Authority is in charge of the airport facilities and operations and is controlled by a board of representatives from the counties of Wake and Durham and the cities of Raleigh and Durham.