Flight OddsWN1590 DEN → MDW
Southwest Airlines · Denver, CO to Chicago, IL · 57 flights observed, 2026-04-07 to 2026-06-03 · 895 mi
WN1590 covers more than one route in the data window — the stats below are for DEN → MDW, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
64%
Median delay
+7 min
90th percentile
+81 min
Cancellation rate
2%
How often is WN1590 on time?
Across 57 flights on DEN → MDW from 2026-04-07 to 2026-06-03, WN1590 arrived within 15 minutes of schedule 64% of the time. The median arrival delay was +7 min, and the worst 10% of flights arrived +81 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 | 36 | 64% |
| 16-30 min | 7 | 13% |
| 31-60 min | 3 | 5% |
| 61-120 min | 8 | 14% |
| 2+ hrs | 2 | 4% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-04 | 23 | 65% | +21 min |
| 2026-05 | 30 | 70% | +12 min |
| 2026-06 | 3 | 0% | +90 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 8 | 63% |
| Tue | 9 | 56% |
| Wed | 9 | 78% |
| Thu | 8 | 50% |
| Fri | 7 | 71% |
| Sat | 8 | 50% |
| Sun | 7 | 86% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…