Terminals at IAD
Washington Dulles International Airport operates 5 terminals, with United Airlines as the main hub. Together they cover 111 gates across 9 airlines.
Terminals
5
Gates
111
Airlines
9
Main hub
United Airlines
D
Concourse D
32 gates
United Airlines · Lufthansa · Air France · ANA + 1 more
D
Long-haul international concourse — most Star Alliance widebodies depart here.
4 restaurants 1 lounges 5 shops 32 gates
B
Concourse B
31 gates
JetBlue · Alaska Airlines · Southwest Airlines
Most non-United flights at IAD leave from Concourse B Concourse B runs as a long linear pier with roughly 31 gates used by JetBlue, Alaska Airlines, Southwest,…
6 restaurants 4 lounges 9 shops 31 gates
C
Concourse C
26 gates
United Airlines
C
United's domestic hub concourse at IAD.
4 restaurants 2 lounges 4 shops 26 gates
A
Concourse A
22 gates
JetBlue · United Express · United Airlines
A
Connected to the Main Terminal by AeroTrain.
4 restaurants 3 lounges 5 shops 22 gates
Main Terminal
0 Landside ticketing and arrivals — Saarinen's 1962 masterpiece. No gates; AeroTrain connects to all concourses.