Flight OddsUA4042 IAD → LGA
United Airlines · Washington, DC to New York, NY · 28 flights observed, 2026-03-29 to 2026-04-29 · 228 mi
UA4042 covers more than one route in the data window — the stats below are for IAD → LGA, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
65%
Median delay
-3 min
90th percentile
+74 min
Cancellation rate
7%
How often is UA4042 on time?
Across 28 flights on IAD → LGA from 2026-03-29 to 2026-04-29, UA4042 arrived within 15 minutes of schedule 65% of the time. The median arrival delay was -3 min, and the worst 10% of flights arrived +74 min or later. 7% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 17 | 65% |
| 16-30 min | 1 | 4% |
| 31-60 min | 4 | 15% |
| 61-120 min | 3 | 12% |
| 2+ hrs | 1 | 4% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-03 | 2 | 50% | +23 min |
| 2026-04 | 24 | 67% | +16 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 5 | 80% |
| Tue | 5 | 80% |
| Wed | 4 | 75% |
| Thu | 4 | 75% |
| Fri | 4 | 50% |
| Sat | No data | — |
| Sun | 4 | 25% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…