IAD → PWM: cancellations & delays
Over Jan 2023 - Apr 2026, 1.8% of Washington Dulles International Airport (IAD) to Portland International Jetport (PWM) flights were cancelled and 13.9% arrived at least 15 minutes late, across 2,123 flights, flown by YX, UA. Cancellations peak in January.
Check today's live IAD departures →Airport pages: Washington Dulles International Airport (IAD) · Portland International Jetport (PWM)
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.