Flight OddsDL3739 DTW → STL
Delta Air Lines · Detroit, MI to St. Louis, MO · 26 flights observed, 2026-03-08 to 2026-04-09 · 440 mi
DL3739 covers more than one route in the data window — the stats below are for DTW → STL, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
68%
Median delay
+1 min
90th percentile
+86 min
Cancellation rate
4%
How often is DL3739 on time?
Across 26 flights on DTW → STL from 2026-03-08 to 2026-04-09, DL3739 arrived within 15 minutes of schedule 68% of the time. The median arrival delay was +1 min, and the worst 10% of flights arrived +86 min or later. 4% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 17 | 68% |
| 16-30 min | 3 | 12% |
| 31-60 min | 2 | 8% |
| 61-120 min | 1 | 4% |
| 2+ hrs | 2 | 8% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-03 | 20 | 65% | +25 min |
| 2026-04 | 5 | 80% | +8 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 4 | 50% |
| Tue | 4 | 50% |
| Wed | 5 | 80% |
| Thu | 5 | 80% |
| Fri | 4 | 50% |
| Sat | No data | — |
| Sun | 3 | 100% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…