Flight OddsUA1077 ORD → DCA
United Airlines · Chicago, IL to Washington, DC · 309 flights observed, 2025-07-01 to 2026-06-30 · 612 mi
UA1077 covers more than one route in the data window — the stats below are for ORD → DCA, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
92%
Median delay
-14 min
90th percentile
+13 min
Cancellation rate
2%
How often is UA1077 on time?
Across 309 flights on ORD → DCA from 2025-07-01 to 2026-06-30, UA1077 arrived within 15 minutes of schedule 92% of the time. The median arrival delay was -14 min, and the worst 10% of flights arrived +13 min or later. 2% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 280 | 92% |
| 16-30 min | 13 | 4% |
| 31-60 min | 7 | 2% |
| 61-120 min | 2 | 1% |
| 2+ hrs | 1 | 0% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 26 | 92% | -13 min |
| 2025-08 | 26 | 100% | -15 min |
| 2025-09 | 26 | 96% | -13 min |
| 2025-10 | 27 | 96% | -15 min |
| 2025-11 | 24 | 100% | -16 min |
| 2025-12 | 19 | 100% | -16 min |
| 2026-01 | 23 | 96% | -12 min |
| 2026-02 | 23 | 91% | -10 min |
| 2026-03 | 27 | 89% | -4 min |
| 2026-04 | 30 | 90% | +0 min |
| 2026-05 | 26 | 77% | +2 min |
| 2026-06 | 26 | 85% | -6 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 50 | 92% |
| Tue | 52 | 94% |
| Wed | 49 | 96% |
| Thu | 49 | 88% |
| Fri | 48 | 92% |
| Sat | 7 | 71% |
| Sun | 48 | 96% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…