Flight OddsDL1633 DTW → IAH
Delta Air Lines · Detroit, MI to Houston, TX · 364 flights observed, 2025-07-01 to 2026-06-30 · 1,075 mi
On-time arrival
80%
Median delay
-5 min
90th percentile
+42 min
Cancellation rate
1%
How often is DL1633 on time?
Across 364 flights on DTW → IAH from 2025-07-01 to 2026-06-30, DL1633 arrived within 15 minutes of schedule 80% of the time. The median arrival delay was -5 min, and the worst 10% of flights arrived +42 min or later. 1% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 286 | 80% |
| 16-30 min | 25 | 7% |
| 31-60 min | 23 | 6% |
| 61-120 min | 15 | 4% |
| 2+ hrs | 10 | 3% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 31 | 58% | +17 min |
| 2025-08 | 30 | 90% | -1 min |
| 2025-09 | 30 | 90% | -5 min |
| 2025-10 | 31 | 97% | -9 min |
| 2025-11 | 28 | 71% | +16 min |
| 2025-12 | 31 | 65% | +12 min |
| 2026-01 | 30 | 77% | +4 min |
| 2026-02 | 27 | 93% | -17 min |
| 2026-03 | 30 | 83% | -2 min |
| 2026-04 | 30 | 83% | +5 min |
| 2026-05 | 31 | 77% | +12 min |
| 2026-06 | 30 | 73% | +15 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 52 | 77% |
| Tue | 53 | 79% |
| Wed | 52 | 87% |
| Thu | 51 | 76% |
| Fri | 51 | 80% |
| Sat | 50 | 76% |
| Sun | 50 | 82% |
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…