Flight OddsUA4048 IAH → DTW
United Airlines · Houston, TX to Detroit, MI · 73 flights observed, 2025-12-18 to 2026-03-27 · 1,075 mi
UA4048 covers more than one route in the data window — the stats below are for IAH → DTW, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
85%
Median delay
-4 min
90th percentile
+34 min
Cancellation rate
0%
How often is UA4048 on time?
Across 73 flights on IAH → DTW from 2025-12-18 to 2026-03-27, UA4048 arrived within 15 minutes of schedule 85% of the time. The median arrival delay was -4 min, and the worst 10% of flights arrived +34 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 | 62 | 85% |
| 16-30 min | 3 | 4% |
| 31-60 min | 3 | 4% |
| 61-120 min | 3 | 4% |
| 2+ hrs | 2 | 3% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-12 | 14 | 79% | +3 min |
| 2026-01 | 24 | 88% | +7 min |
| 2026-02 | 19 | 95% | -3 min |
| 2026-03 | 16 | 75% | +9 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 14 | 86% |
| Tue | 14 | 71% |
| Wed | 10 | 70% |
| Thu | 14 | 86% |
| Fri | 15 | 100% |
| Sat | 3 | 100% |
| Sun | 3 | 100% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…