IAD → LGA United Airlines

United Airlines · Washington, DC to New York, NY · 1,450 flights, 2025-07-01 to 2026-06-30 · aggregated across 44 flight numbers

This route is usually on time, but has a real long-delay tail — typical (median) delay is -5 min, while the worst 10% run +57 min or later.
On-time arrival
74%
Median delay
-5 min
90th percentile
+57 min
Cancellation rate
7%

How on-time is United Airlines from IAD to LGA?

Across every United Airlines flight number on IAD → LGA (1,450 flights, 2025-07-01 to 2026-06-30), 74% arrived within 15 minutes of schedule. Median arrival delay -5 min; the worst 10% ran +57 min or later. 7% were cancelled.

Delay distribution

Arrival delay for completed flights (excludes cancellations and diversions).

ArrivalFlightsShare
Early / on-time99674%
16-30 min997%
31-60 min12910%
61-120 min756%
2+ hrs514%

Performance by month

MonthFlightsOn-timeAvg delay
2025-0710463%+27 min
2025-0812078%+6 min
2025-0911682%+1 min
2025-1012279%+13 min
2025-1110166%+14 min
2025-1211867%+17 min
2026-0111586%+1 min
2026-0210179%+4 min
2026-0310667%+18 min
2026-0411471%+8 min
2026-0512174%+8 min
2026-0611271%+8 min

Performance by day of week

DayFlightsOn-time
Mon18972%
Tue20176%
Wed18875%
Thu19374%
Fri19668%
Sat19483%
Sun18968%

Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…