Flight OddsUA1791 SFO → DTW
United Airlines · San Francisco, CA to Detroit, MI · 27 flights observed, 2026-03-30 to 2026-04-29 · 2,079 mi
UA1791 covers more than one route in the data window — the stats below are for SFO → DTW, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
93%
Median delay
-13 min
90th percentile
+10 min
Cancellation rate
0%
How often is UA1791 on time?
Across 27 flights on SFO → DTW from 2026-03-30 to 2026-04-29, UA1791 arrived within 15 minutes of schedule 93% of the time. The median arrival delay was -13 min, and the worst 10% of flights arrived +10 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 | 25 | 93% |
| 16-30 min | 2 | 7% |
| 31-60 min | 0 | 0% |
| 61-120 min | 0 | 0% |
| 2+ hrs | 0 | 0% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-03 | 2 | 100% | -16 min |
| 2026-04 | 25 | 92% | -12 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 5 | 100% |
| Tue | 5 | 100% |
| Wed | 5 | 100% |
| Thu | 4 | 75% |
| Fri | 4 | 100% |
| Sat | 4 | 75% |
| Sun | No data | — |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…