Flight OddsWN1431 MDW → ATL
Southwest Airlines · Chicago, IL to Atlanta, GA · 42 flights observed, 2025-11-02 to 2026-01-05 · 591 mi
WN1431 covers more than one route in the data window — the stats below are for MDW → ATL, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
83%
Median delay
-10 min
90th percentile
+25 min
Cancellation rate
2%
How often is WN1431 on time?
Across 42 flights on MDW → ATL from 2025-11-02 to 2026-01-05, WN1431 arrived within 15 minutes of schedule 83% of the time. The median arrival delay was -10 min, and the worst 10% of flights arrived +25 min or later. 2% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 34 | 83% |
| 16-30 min | 4 | 10% |
| 31-60 min | 2 | 5% |
| 61-120 min | 0 | 0% |
| 2+ hrs | 1 | 2% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-11 | 21 | 86% | -8 min |
| 2025-12 | 18 | 78% | +8 min |
| 2026-01 | 2 | 100% | -17 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 6 | 100% |
| Tue | 6 | 100% |
| Wed | 8 | 75% |
| Thu | 8 | 100% |
| Fri | 6 | 83% |
| Sat | No data | — |
| Sun | 7 | 43% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…