Washington Dulles International Airport (IAD)
Airlines and Terminals

(Washington, District of Columbia - DC, USA)

Washington Dulles International Airport (IAD) is served by many domestic and international airlines, flying to and from the US capital en route to a range of worldwide destinations.

With one main terminal building and four concourse areas, airlines usually board from their designated concourse.

Terminal Information

Washington's airport has one main terminal building, serving a large number of different airlines.

• IAD Main Terminal - serves a large number of domestic / American, Canadian and international airlines
• The airport's concourse areas have more than 120 gates

The following shows the principal airlines that operate throughout the terminal buildings of Washington Dulles International Airport (IAD). Onsite information desks are located on the luggage claims floor.

Concourse A

• Aeroflot
• Aeroméxico
• Air France
• Avianca
• Copa Airlines
• Emirates
• Etihad Airways
• Icelandair
• KLM
• Korean Air
• Porter Airlines
• Qatar Airways
• Saudia
• United Express (CommutAir)
• United Express (ExpressJet)
• United Express (GoJet Airlines)
• United Express (Mesa Airlines)
• United Express (Republic Airlines)
• United Express (Shuttle America)
• United Express (Silver Airways)
• United Express (SkyWest Airlines)
• United Express (Trans States Airlines)
• Virgin Atlantic Airways

Concourse B

• All Nippon Airways
• American Airlines
• Austrian Airlines (Tyrolean Airways)
• British Airways
• Cayman Airways
• Delta Air Lines
• Delta Connection (Chautauqua Airlines)
• Delta Connection (Compass Airlines)
• Delta Connection (ExpressJet)
• Delta Connection (Pinnacle Airlines)
• Ethiopian Airlines
• JetBlue Airways
• Lufthansa
• Scandinavian Airlines
• South African Airways
• Southwest Airlines
• Sun Air International
• TACA Airlines
• Turkish Airlines
• Virgin America

Concourse C

• United Airlines
• United Express (ExpressJet)
• United Express (GoJet Airlines)
• United Express (Mesa Airlines)
• United Express (Republic Airlines)
• United Express (Shuttle America)
• United Express (Silver Airways)
• United Express (SkyWest Airlines)
• United Express (Trans States Airlines)

Concourse D

• United Airlines
• United Express (ExpressJet)
• United Express (GoJet Airlines)
• United Express (Mesa Airlines)
• United Express (Republic Airlines)
• United Express (Shuttle America)
• United Express (Silver Airways)
• United Express (SkyWest Airlines)
• United Express (Trans States Airlines)

Concourse Z

• US Airways
• US Airways Express (Air Wisconsin)
• US Airways Express (Mesa Airlines)
• US Airways Express (Piedmont Airlines)
• US Airways Express (PSA Airlines)