IAD → TPA: cancellations & delays
Over Jan 2023 - Apr 2026, 1.3% of Washington Dulles International Airport (IAD) to Tampa International Airport (TPA) flights were cancelled and 19.8% arrived at least 15 minutes late, across 4,180 flights, flown by UA, F9. Cancellations peak in October.
Check today's live IAD departures →Airport pages: Washington Dulles International Airport (IAD) · Tampa International Airport (TPA)
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.