Flight OddsATL → IAH Delta Air Lines
Delta Air Lines · Atlanta, GA to Houston, TX · 2,508 flights, 2025-07-01 to 2026-06-30 · aggregated across 20 flight numbers
On-time arrival
77%
Median delay
-3 min
90th percentile
+45 min
Cancellation rate
2%
How on-time is Delta Air Lines from ATL to IAH?
Across every Delta Air Lines flight number on ATL → IAH (2,508 flights, 2025-07-01 to 2026-06-30), 77% arrived within 15 minutes of schedule. Median arrival delay -3 min; the worst 10% ran +45 min or later. 2% were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 1,880 | 77% |
| 16-30 min | 218 | 9% |
| 31-60 min | 177 | 7% |
| 61-120 min | 122 | 5% |
| 2+ hrs | 58 | 2% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 222 | 67% | +18 min |
| 2025-08 | 219 | 78% | +11 min |
| 2025-09 | 209 | 88% | -2 min |
| 2025-10 | 226 | 78% | +7 min |
| 2025-11 | 193 | 83% | +2 min |
| 2025-12 | 188 | 70% | +11 min |
| 2026-01 | 169 | 76% | +7 min |
| 2026-02 | 162 | 86% | -1 min |
| 2026-03 | 186 | 77% | +8 min |
| 2026-04 | 220 | 83% | +2 min |
| 2026-05 | 238 | 67% | +14 min |
| 2026-06 | 223 | 69% | +11 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 368 | 73% |
| Tue | 354 | 81% |
| Wed | 348 | 81% |
| Thu | 367 | 75% |
| Fri | 364 | 80% |
| Sat | 296 | 75% |
| Sun | 358 | 72% |
DL flight numbers on ATL → IAH
Related
Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…