IAD Today

Clean day, better than the weekly average. Departures at 100%. Early morning flights ran 22 points better than midday. Fly 5am - 9am if you can. That window has been running at 95%.

Combined OTP
Flights Today
Major Delays
Dep 30+ min late
Best Window
5am - 9am
95% OTP

What This Means for You

Good day to fly from IAD. 100% of departures are on time. Your flight will probably leave on schedule. Normal operations.

If you can choose your departure time: early morning flights (5am - 9am) run at 95%. Midday (12pm - 3pm) drops to 73%. That is a 22-point difference from the same airport on the same day.

IAD Flight Board

Live departures and arrivals at Washington Dulles International Airport.

Status Airline Flight Destination Sched Updated Gate
No flights match your search.
No flight data available.

Pick Your Window

Early Morning vs Midday is a 22-point swing at IAD. The early morning block runs at 95%. If you have any say in your departure time, this is the biggest thing you can control.

5am - 9am
Early Morning
95%
Best window
9am - 12pm
Late Morning
88%
Best window
12pm - 3pm
Midday
73%
Decent
3pm - 6pm
Afternoon
79%
Decent
6pm - 10pm
Evening
76%
Decent
78
100
100
100
100
100
100
97
82
93
92
78
64
76
79
82
77
79
74
76
75
78
75
72
12a 1 2 3 4 5 6 7 8 9 10 11 12p 1 2 3 4 5 6 7 8 9 10 11

Through the Day

Morning held up fine at 92%. 12pm is where it broke down, dropping to 64%. A 36-point swing from best to worst today.

vs Last Week

Tracking about the same as last week. Departures at 74%, last week 74%. Arrivals roughly the same. Thu was the worst day, Fri the best.

Dep OTP
74%
+0%
Last week: 74%
Arr OTP
85%
-1%
Last week: 86%

The Bigger Picture

IAD has been bouncing between 45% and 82%. Best day was Feb 19 at 82%. Worst was Mar 12 at 45%. The norm is 68-74%, which is just how IAD runs. Today's 100% is a good day by IAD standards.

About IAD Delays

Washington Dulles International Airport (IAD) is currently running on time with 100% on-time departures and 100% on-time arrivals. This data updates every 5 minutes from FAA sources.

Washington Dulles International Airport has averaged 74% on-time departures this week, making it moderately reliable. Performance varies by time of day and weather conditions.

Washington Dulles International Airport is one of 179 FAA-monitored US airports with real-time delay tracking. Data includes departure and arrival on-time percentages, updated every 5 minutes, with historical trends available for the past 90 days.

Nearby alternatives include DCA (Ronald Reagan Washington National Airport), BWI (Baltimore/Washington International Thurgood Marshall Airport), MDT (Harrisburg International Airport) and RIC (Richmond International Airport). When IAD is experiencing delays, these airports may offer better on-time performance.

Early morning departures from Washington Dulles International Airport typically have the highest on-time rates. Delays tend to accumulate throughout the day as cascading effects from earlier disruptions compound. Check the 24-hour trend chart above for today's pattern.

Source: FAA. Updated every 5 minutes.