Flight OddsUA2478 LAS → SFO
United Airlines · Las Vegas, NV to San Francisco, CA · 41 flights observed, 2026-05-21 to 2026-06-30 · 414 mi
UA2478 covers more than one route in the data window — the stats below are for LAS → SFO, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
53%
Median delay
+15 min
90th percentile
+54 min
Cancellation rate
2%
How often is UA2478 on time?
Across 41 flights on LAS → SFO from 2026-05-21 to 2026-06-30, UA2478 arrived within 15 minutes of schedule 53% of the time. The median arrival delay was +15 min, and the worst 10% of flights arrived +54 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 | 21 | 53% |
| 16-30 min | 11 | 28% |
| 31-60 min | 5 | 13% |
| 61-120 min | 0 | 0% |
| 2+ hrs | 3 | 8% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-05 | 11 | 36% | +30 min |
| 2026-06 | 29 | 59% | +22 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 6 | 17% |
| Tue | 5 | 80% |
| Wed | 5 | 60% |
| Thu | 6 | 33% |
| Fri | 6 | 33% |
| Sat | 6 | 83% |
| Sun | 6 | 67% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…