DL1173 ATL → MKE
Delta Air Lines · Atlanta, GA to Milwaukee, WI · 115 flights observed, 2025-07-06 to 2026-01-04 · 669 mi
DL1173 covers more than one route in the data window — the stats below are for ATL → MKE, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
83%
Median delay
-6 min
90th percentile
+29 min
Cancellation rate
0%
How often is DL1173 on time?
Across 115 flights on ATL → MKE from 2025-07-06 to 2026-01-04, DL1173 arrived within 15 minutes of schedule 83% of the time. The median arrival delay was -6 min, and the worst 10% of flights arrived +29 min or later. 0% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 96 | 83% |
| 16-30 min | 10 | 9% |
| 31-60 min | 3 | 3% |
| 61-120 min | 6 | 5% |
| 2+ hrs | 0 | 0% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 26 | 69% | +8 min |
| 2025-08 | 30 | 83% | +1 min |
| 2025-09 | 29 | 97% | -4 min |
| 2025-10 | 18 | 83% | +1 min |
| 2025-12 | 9 | 78% | +3 min |
| 2026-01 | 3 | 100% | -7 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 19 | 74% |
| Tue | 15 | 80% |
| Wed | 13 | 92% |
| Thu | 16 | 81% |
| Fri | 18 | 72% |
| Sat | 16 | 94% |
| Sun | 18 | 94% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…