IAD → LGA: cancellations & delays
Over Jan 2023 - Apr 2026, 4.0% of Washington Dulles International Airport (IAD) to LaGuardia Airport (LGA) flights were cancelled and 23.1% arrived at least 15 minutes late, across 2,919 flights, flown by YX, 9E, UA. Cancellations peak in July.
Check today's live IAD departures →Airport pages: Washington Dulles International Airport (IAD) · LaGuardia Airport (LGA)
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.