Flight OddsUA5811 SFO → PHX
United Airlines · San Francisco, CA to Phoenix, AZ · 65 flights observed, 2026-03-05 to 2026-05-19 · 651 mi
UA5811 covers more than one route in the data window — the stats below are for SFO → PHX, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
81%
Median delay
-12 min
90th percentile
+42 min
Cancellation rate
2%
How often is UA5811 on time?
Across 65 flights on SFO → PHX from 2026-03-05 to 2026-05-19, UA5811 arrived within 15 minutes of schedule 81% of the time. The median arrival delay was -12 min, and the worst 10% of flights arrived +42 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 | 52 | 81% |
| 16-30 min | 4 | 6% |
| 31-60 min | 3 | 5% |
| 61-120 min | 4 | 6% |
| 2+ hrs | 1 | 2% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-03 | 19 | 79% | -2 min |
| 2026-04 | 29 | 76% | +4 min |
| 2026-05 | 16 | 94% | -7 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 10 | 70% |
| Tue | 11 | 91% |
| Wed | 10 | 100% |
| Thu | 11 | 73% |
| Fri | 4 | 25% |
| Sat | 7 | 86% |
| Sun | 11 | 91% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…