United Airlines · San Francisco, CA to Dallas/Fort Worth, TX · 28 flights observed, 2026-05-21 to 2026-06-29 · 1,464 mi
UA2478 covers more than one route in the data window — the stats below are for SFO → DFW, the one it has flown most recently. The others are linked under “Other routes”.
How often is UA2478 on time?
Across 28 flights on SFO → DFW from 2026-05-21 to 2026-06-29, UA2478 arrived within 15 minutes of schedule 71% of the time. The median arrival delay was -5 min, and the worst 10% of flights arrived +85 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 | 20 | 71% |
| 16-30 min | 3 | 11% |
| 31-60 min | 1 | 4% |
| 61-120 min | 3 | 11% |
| 2+ hrs | 1 | 4% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-05 | 8 | 75% | +28 min |
| 2026-06 | 20 | 70% | +5 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 6 | 83% |
| Tue | No data | — |
| Wed | No data | — |
| Thu | 6 | 50% |
| Fri | 6 | 83% |
| Sat | 5 | 80% |
| Sun | 5 | 60% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…