Large hub · Washington, Virginia
Washington Dulles International Airport (IAD)
A hub for United Airlines. Compare flights from and to IAD, see which airlines fly nonstop, and find the cheapest month to travel.
IAD at a glance
- IATA / ICAO
- IAD / KIAD
- City
- Washington, Virginia
- Time zone
- America/New York (UTC−4)
- Airport size
- Large hub
- Coordinates
- 38.953, -77.457
- Metro area
- Washington, D.C. (all airports)
Popular routes from IAD
- Washington to LondonIAD → LHRfrom $378
- Washington to Los AngelesIAD → LAXfrom $191
- Washington to San FranciscoIAD → SFOfrom $259
- Washington to OrlandoIAD → MCOfrom $77
- Washington to TorontoIAD → YYZfrom $89
- Washington to DublinIAD → DUBfrom $340
- Washington to ParisIAD → CDG
- Washington to AmsterdamIAD → AMS
- Washington to BrusselsIAD → BRU
Popular routes to IAD
Airlines at IAD
Hub airlines first, then carriers with nonstop routes from this airport.
- UAUnited AirlinesHub airline
- BABritish AirwaysNonstop routes
- AAAmerican AirlinesNonstop routes
- DLDelta Air LinesNonstop routes
- WNSouthwest AirlinesLow-cost carrier
- B6JetBlueNonstop routes
- ASAlaska AirlinesNonstop routes
- F9Frontier AirlinesLow-cost carrier
- SYSun Country AirlinesLow-cost carrier
- MXBreeze AirwaysLow-cost carrier
- NKSpirit AirlinesLow-cost carrier
- ACAir CanadaNonstop routes
- WSWestJetNonstop routes
- EIAer LingusNonstop routes
- AFAir FranceNonstop routes
- LHLufthansaNonstop routes
Other Washington-area airports
Destination guide
Washington: Free museums and the monuments at your feet
Washington, DC is one of the best-value city breaks in the country: the Smithsonian museums and monuments are free, the Metro reaches all three airports, and competition between Reagan National, Dulles and Baltimore keeps fares low.
Flying into IAD?
See every airline and fare to Washington from your home airport.
Flights to WashingtonIAD: common questions
Which airlines fly from IAD?
United Airlines, British Airways, American Airlines, Delta Air Lines and Southwest Airlines and others serve Washington Dulles International Airport. United Airlines uses IAD as a hub, so expect the widest choice of nonstop routes from it.
Is IAD a hub airport?
Yes — Washington Dulles International Airport is a hub or focus city for United Airlines, which means frequent departures and many connecting itineraries pass through it.
How early should I arrive at IAD?
Plan on two hours before a domestic departure and three hours before an international one — security lines at large airports like IAD can stretch to 30 minutes or more at peak times. TSA PreCheck or CLEAR typically saves 15–30 minutes.
What other airports are near Washington?
Baltimore/Washington International Thurgood Marshall Airport (BWI) and Ronald Reagan Washington National Airport (DCA) also serve the Washington area. Fares can differ by $50 or more between them, so compare all of them — our search shows every airport by name.