Flight OddsUA2440 ATL → IAD
United Airlines · Atlanta, GA to Washington, DC · 20 flights observed, 2025-07-01 to 2025-07-29 · 534 mi
UA2440 covers more than one route in the data window — the stats below are for ATL → IAD, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
80%
Median delay
-2 min
90th percentile
+59 min
Cancellation rate
0%
How often is UA2440 on time?
Across 20 flights on ATL → IAD from 2025-07-01 to 2025-07-29, UA2440 arrived within 15 minutes of schedule 80% of the time. The median arrival delay was -2 min, and the worst 10% of flights arrived +59 min or later. 0% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 16 | 80% |
| 16-30 min | 1 | 5% |
| 31-60 min | 1 | 5% |
| 61-120 min | 1 | 5% |
| 2+ hrs | 1 | 5% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 20 | 80% | +15 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 4 | 75% |
| Tue | 5 | 60% |
| Wed | No data | — |
| Thu | No data | — |
| Fri | 4 | 75% |
| Sat | 3 | 100% |
| Sun | 4 | 100% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…