Flight OddsWN3971 MKE → DCA
Southwest Airlines · Milwaukee, WI to Washington, DC · 35 flights observed, 2025-07-01 to 2025-08-04 · 634 mi
WN3971 covers more than one route in the data window — the stats below are for MKE → DCA, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
69%
Median delay
0 min
90th percentile
+80 min
Cancellation rate
9%
How often is WN3971 on time?
Across 35 flights on MKE → DCA from 2025-07-01 to 2025-08-04, WN3971 arrived within 15 minutes of schedule 69% of the time. The median arrival delay was 0 min, and the worst 10% of flights arrived +80 min or later. 9% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 22 | 69% |
| 16-30 min | 5 | 16% |
| 31-60 min | 0 | 0% |
| 61-120 min | 4 | 13% |
| 2+ hrs | 1 | 3% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 28 | 71% | +18 min |
| 2025-08 | 4 | 50% | +11 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 5 | 60% |
| Tue | 4 | 75% |
| Wed | 3 | 100% |
| Thu | 5 | 80% |
| Fri | 5 | 60% |
| Sat | 5 | 40% |
| 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…