SJU → IAD: cancellations & delays
Over Jan 2023 - Apr 2026, 0.8% of Luis Munoz Marin International Airport (SJU) to Washington Dulles International Airport (IAD) flights were cancelled and 14.9% arrived at least 15 minutes late, across 1,710 flights, flown by UA, F9. Cancellations peak in January.
Check today's live SJU departures →Airport pages: Luis Munoz Marin International Airport (SJU) · 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.