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Washington, DC: Washington Dulles International (IAD)Scheduled Services except Freight/MailBTS Data as of 9/25/2021
Summary Data (U.S. Flights Only)Carrier Shares for July 2020 - June 2021
Passengers*2020**2021**%ChgRank***
Arrival5,658k3,291k-41.84%35
Departure5,635k3,304k-41.36%35
Scheduled Flights
Departures77,50357,087-26.34%27
Freight/Mail (lb.) (Scheduled and Non-Scheduled)
Total221m225m1.51%46
Carriers
Scheduled2119-9.52%
* Scheduled enplaned revenue passengers.
** 12 months ending June of each year.
*** Among 758 U.S. airports, 12 months ending June 2021
CarrierPassengersShare
United 2,98445.24%
Mesa 92213.98%
Wisconsin 69510.54%
Delta 2704.09%
Southwest 2053.11%
Other1,51923.04%
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.
** 2021 represents data for July 2020 - June 2021.
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, 2016-2021
% On Time201620172018201920202021*Rank**
Departure83%84%83%83%86%87%15
Arrival84%84%81%81%86%86%15
Avg Delay (min.)
Departure73.9580.4685.3993.5582.5678.3828
Arrival62.8465.1671.7280.6266.7568.0414
% Cancelled
Total1.51%0.98%1.56%1.43%5.86%1.23%19
Number of Flights (000)
Total34.436.868.769.241.741.4
Number of Reporting Carriers
Total101014131112
* August 2020 - July 2021 .
** Ranked only for major U.S. airports, August 2020 - July 2021.