Flight OddsWN3181 PHX → MDW
Southwest Airlines · Phoenix, AZ to Chicago, IL · 53 flights observed, 2026-01-06 to 2026-03-04 · 1,444 mi
WN3181 covers more than one route in the data window — the stats below are for PHX → MDW, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
75%
Median delay
-2 min
90th percentile
+27 min
Cancellation rate
0%
How often is WN3181 on time?
Across 53 flights on PHX → MDW from 2026-01-06 to 2026-03-04, WN3181 arrived within 15 minutes of schedule 75% of the time. The median arrival delay was -2 min, and the worst 10% of flights arrived +27 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 | 39 | 75% |
| 16-30 min | 8 | 15% |
| 31-60 min | 2 | 4% |
| 61-120 min | 2 | 4% |
| 2+ hrs | 1 | 2% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-01 | 22 | 82% | -3 min |
| 2026-02 | 27 | 70% | +11 min |
| 2026-03 | 3 | 67% | +35 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 8 | 75% |
| Tue | 9 | 89% |
| Wed | 8 | 75% |
| Thu | 8 | 88% |
| Fri | 8 | 75% |
| Sat | 3 | 100% |
| Sun | 8 | 38% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…