Flight OddsDL3843 IAD → DTW
Delta Air Lines · Washington, DC to Detroit, MI · 35 flights observed, 2025-07-07 to 2025-08-10 · 383 mi
DL3843 covers more than one route in the data window — the stats below are for IAD → DTW, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
76%
Median delay
+2 min
90th percentile
+176 min
Cancellation rate
3%
How often is DL3843 on time?
Across 35 flights on IAD → DTW from 2025-07-07 to 2025-08-10, DL3843 arrived within 15 minutes of schedule 76% of the time. The median arrival delay was +2 min, and the worst 10% of flights arrived +176 min or later. 3% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 26 | 76% |
| 16-30 min | 1 | 3% |
| 31-60 min | 0 | 0% |
| 61-120 min | 3 | 9% |
| 2+ hrs | 4 | 12% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 24 | 71% | +47 min |
| 2025-08 | 10 | 90% | +20 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 5 | 80% |
| Tue | 5 | 40% |
| Wed | 5 | 100% |
| Thu | 4 | 100% |
| Fri | 5 | 60% |
| Sat | 5 | 80% |
| Sun | 5 | 80% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…