Flight OddsDL603 IAH → LGA
Delta Air Lines · Houston, TX to New York, NY · 147 flights observed, 2025-07-01 to 2025-12-19 · 1,416 mi
DL603 covers more than one route in the data window — the stats below are for IAH → LGA, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
66%
Median delay
-1 min
90th percentile
+68 min
Cancellation rate
2%
How often is DL603 on time?
Across 147 flights on IAH → LGA from 2025-07-01 to 2025-12-19, DL603 arrived within 15 minutes of schedule 66% of the time. The median arrival delay was -1 min, and the worst 10% of flights arrived +68 min or later. 2% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 95 | 66% |
| 16-30 min | 18 | 13% |
| 31-60 min | 14 | 10% |
| 61-120 min | 9 | 6% |
| 2+ hrs | 8 | 6% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 26 | 62% | +11 min |
| 2025-08 | 26 | 85% | -9 min |
| 2025-09 | 26 | 88% | -12 min |
| 2025-10 | 26 | 65% | +84 min |
| 2025-11 | 24 | 46% | +99 min |
| 2025-12 | 16 | 38% | +35 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 24 | 67% |
| Tue | 25 | 64% |
| Wed | 24 | 71% |
| Thu | 24 | 67% |
| Fri | 23 | 70% |
| Sat | 1 | 0% |
| Sun | 23 | 61% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…