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Washington, DC: Washington Dulles International (IAD)Scheduled Services except Freight/MailBTS Data as of 10/18/2018
Summary Data (U.S. Flights Only)Carrier Shares for August 2017 - July 2018
Passengers*2017**2018**%ChgRank***
Arrival7,252k7,524k3.74%30
Departure7,200k7,487k3.99%30
Scheduled Flights
Departures88,50189,6381.28%27
Freight/Mail (lb.) (Scheduled and Non-Scheduled)
Total236m234m-1.04%38
Carriers
Scheduled2721-22.22%
* Scheduled enplaned revenue passengers.
** 12 months ending July of each year.
*** Among 789 U.S. airports, 12 months ending July 2018
CarrierPassengersShare
United 6,72244.78%
Mesa 2,89119.26%
Wisconsin 7074.71%
Delta 6754.50%
American 6194.13%
Other3,39622.62%
Based on enplaned passengers(000) both arriving and departing.
Total Passengers (U.S. Flights, in thousands)Top 10 Destination Airports (U.S. Only, Passengers (000))
*  Before October 2002, only carriers operating aircraft with more than 60 seats or 18,000 pounds in payload reported traffic data.
** 2018 represents data for August 2017 - July 2018.
Source: T-100 Domestic Market (US Carriers).
IAD vs. National Departure Delays (Major U.S. Carriers)IAD On-Time Performance Summary (Major U.S. Carriers Only)
A flight is considered delayed when it arrived or departed 15 or more minutes than the schedule. Delayed minutes are calculated from delayed flights only.
Domestic Flights, 2013-2018
% On Time201320142015201620172018*Rank**
Departure76%73%78%83%84%84%7
Arrival78%76%80%84%84%83%9
Avg Delay (min.)
Departure65.9266.4966.0973.9580.4682.2830
Arrival62.0764.7560.9462.8465.1671.3623
% Cancelled
Total2.30%3.50%1.52%1.51%0.98%1.62%15
Number of Flights (000)
Total74.058.137.334.436.854.4
Number of Reporting Carriers
Total11910101014
* August 2017 - July 2018 .
** Ranked only for major U.S. airports, August 2017 - July 2018.