United Airlines · Fort Lauderdale, FL to Chicago, IL · 248 flights observed, 2025-07-01 to 2026-06-30 · 1,182 mi
UA403 covers more than one route in the data window — the stats below are for FLL → ORD, the one it has flown most recently. The others are linked under “Other routes”.
How often is UA403 on time?
Across 248 flights on FLL → ORD from 2025-07-01 to 2026-06-30, UA403 arrived within 15 minutes of schedule 49% of the time. The median arrival delay was +16 min, and the worst 10% of flights arrived +117 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 | 121 | 49% |
| 16-30 min | 42 | 17% |
| 31-60 min | 38 | 15% |
| 61-120 min | 22 | 9% |
| 2+ hrs | 23 | 9% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 30 | 40% | +77 min |
| 2025-08 | 27 | 48% | +32 min |
| 2025-09 | 21 | 62% | +28 min |
| 2025-10 | 6 | 67% | +14 min |
| 2025-11 | 29 | 28% | +86 min |
| 2025-12 | 14 | 29% | +46 min |
| 2026-01 | 5 | 40% | +45 min |
| 2026-02 | 17 | 53% | +56 min |
| 2026-03 | 7 | 43% | +62 min |
| 2026-04 | 29 | 62% | +19 min |
| 2026-05 | 31 | 58% | +23 min |
| 2026-06 | 30 | 57% | +37 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 37 | 46% |
| Tue | 37 | 49% |
| Wed | 35 | 46% |
| Thu | 34 | 53% |
| Fri | 35 | 66% |
| Sat | 31 | 52% |
| Sun | 37 | 35% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…