Flight OddsDL779 ATL → ONT
Delta Air Lines · Atlanta, GA to Ontario, CA · 251 flights observed, 2025-07-01 to 2026-06-29 · 1,900 mi
DL779 covers more than one route in the data window — the stats below are for ATL → ONT, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
70%
Median delay
+2 min
90th percentile
+59 min
Cancellation rate
1%
How often is DL779 on time?
Across 251 flights on ATL → ONT from 2025-07-01 to 2026-06-29, DL779 arrived within 15 minutes of schedule 70% of the time. The median arrival delay was +2 min, and the worst 10% of flights arrived +59 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 | 173 | 70% |
| 16-30 min | 20 | 8% |
| 31-60 min | 31 | 13% |
| 61-120 min | 14 | 6% |
| 2+ hrs | 9 | 4% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 28 | 46% | +57 min |
| 2025-08 | 20 | 65% | +16 min |
| 2025-09 | 17 | 88% | +4 min |
| 2025-10 | 23 | 87% | +4 min |
| 2025-11 | 25 | 72% | +6 min |
| 2025-12 | 28 | 54% | +19 min |
| 2026-01 | 28 | 68% | +14 min |
| 2026-02 | 11 | 82% | -1 min |
| 2026-04 | 18 | 89% | +1 min |
| 2026-05 | 30 | 83% | +5 min |
| 2026-06 | 19 | 53% | +25 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 40 | 50% |
| Tue | 37 | 57% |
| Wed | 35 | 80% |
| Thu | 36 | 78% |
| Fri | 39 | 82% |
| Sat | 22 | 77% |
| Sun | 38 | 71% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…