Flight OddsUA234 CLE → SFO
United Airlines · Cleveland, OH to San Francisco, CA · 38 flights observed, 2026-05-21 to 2026-06-29 · 2,161 mi
UA234 covers more than one route in the data window — the stats below are for CLE → SFO, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
47%
Median delay
+25 min
90th percentile
+64 min
Cancellation rate
0%
How often is UA234 on time?
Across 38 flights on CLE → SFO from 2026-05-21 to 2026-06-29, UA234 arrived within 15 minutes of schedule 47% of the time. The median arrival delay was +25 min, and the worst 10% of flights arrived +64 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 | 18 | 47% |
| 16-30 min | 2 | 5% |
| 31-60 min | 13 | 34% |
| 61-120 min | 5 | 13% |
| 2+ hrs | 0 | 0% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-05 | 10 | 60% | +17 min |
| 2026-06 | 28 | 43% | +31 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 6 | 0% |
| Tue | 5 | 80% |
| Wed | 4 | 50% |
| Thu | 6 | 0% |
| Fri | 6 | 67% |
| Sat | 6 | 50% |
| Sun | 5 | 100% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…