Flight OddsUA516 ATL → ORD
United Airlines · Atlanta, GA to Chicago, IL · 364 flights observed, 2025-07-01 to 2026-06-30 · 606 mi
UA516 covers more than one route in the data window — the stats below are for ATL → ORD, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
74%
Median delay
-3 min
90th percentile
+121 min
Cancellation rate
2%
How often is UA516 on time?
Across 364 flights on ATL → ORD from 2025-07-01 to 2026-06-30, UA516 arrived within 15 minutes of schedule 74% of the time. The median arrival delay was -3 min, and the worst 10% of flights arrived +121 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 | 261 | 74% |
| 16-30 min | 22 | 6% |
| 31-60 min | 24 | 7% |
| 61-120 min | 11 | 3% |
| 2+ hrs | 36 | 10% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 28 | 54% | +56 min |
| 2025-08 | 29 | 86% | -7 min |
| 2025-09 | 30 | 90% | -4 min |
| 2025-10 | 31 | 84% | +7 min |
| 2025-11 | 28 | 64% | +70 min |
| 2025-12 | 31 | 71% | +27 min |
| 2026-01 | 31 | 84% | +7 min |
| 2026-02 | 28 | 79% | +4 min |
| 2026-03 | 29 | 69% | +52 min |
| 2026-04 | 30 | 77% | +56 min |
| 2026-05 | 30 | 70% | +14 min |
| 2026-06 | 29 | 55% | +45 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 51 | 67% |
| Tue | 52 | 73% |
| Wed | 52 | 77% |
| Thu | 47 | 72% |
| Fri | 52 | 67% |
| Sat | 50 | 86% |
| Sun | 50 | 74% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…