Flight OddsDL596 JFK → IAH
Delta Air Lines · New York, NY to Houston, TX · 167 flights observed, 2025-12-20 to 2026-06-06 · 1,417 mi
DL596 covers more than one route in the data window — the stats below are for JFK → IAH, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
84%
Median delay
-16 min
90th percentile
+31 min
Cancellation rate
5%
How often is DL596 on time?
Across 167 flights on JFK → IAH from 2025-12-20 to 2026-06-06, DL596 arrived within 15 minutes of schedule 84% of the time. The median arrival delay was -16 min, and the worst 10% of flights arrived +31 min or later. 5% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 132 | 84% |
| 16-30 min | 9 | 6% |
| 31-60 min | 6 | 4% |
| 61-120 min | 5 | 3% |
| 2+ hrs | 5 | 3% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-12 | 10 | 80% | +4 min |
| 2026-01 | 26 | 77% | 0 min |
| 2026-02 | 25 | 92% | -21 min |
| 2026-03 | 30 | 87% | -19 min |
| 2026-04 | 29 | 100% | -20 min |
| 2026-05 | 31 | 68% | +14 min |
| 2026-06 | 6 | 83% | -2 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 21 | 90% |
| Tue | 23 | 87% |
| Wed | 22 | 86% |
| Thu | 24 | 79% |
| Fri | 23 | 83% |
| Sat | 23 | 74% |
| Sun | 21 | 90% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…