PIT → IAD: cancellations & delays
Over Jan 2023 - Apr 2026, 0.7% of Pittsburgh International Airport (PIT) to Washington Dulles International Airport (IAD) flights were cancelled and 10.7% arrived at least 15 minutes late, across 3,044 flights, flown by YX, UA. Cancellations peak in July.
Check today's live PIT departures →Airport pages: Pittsburgh International Airport (PIT) · Washington Dulles International Airport (IAD)
Rates are historical averages from U.S. DOT (BTS) on-time records; a specific flight's live estimate can differ with weather and the day's disruptions.