Flight OddsMDW → SLC Southwest Airlines
Southwest Airlines · Chicago, IL to Salt Lake City, UT · 618 flights, 2025-07-01 to 2026-06-30 · aggregated across 31 flight numbers
On-time arrival
70%
Median delay
+1 min
90th percentile
+44 min
Cancellation rate
2%
How on-time is Southwest Airlines from MDW to SLC?
Across every Southwest Airlines flight number on MDW → SLC (618 flights, 2025-07-01 to 2026-06-30), 70% arrived within 15 minutes of schedule. Median arrival delay +1 min; the worst 10% ran +44 min or later. 2% were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 426 | 70% |
| 16-30 min | 82 | 14% |
| 31-60 min | 58 | 10% |
| 61-120 min | 31 | 5% |
| 2+ hrs | 8 | 1% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 56 | 66% | +23 min |
| 2025-08 | 54 | 74% | +9 min |
| 2025-09 | 56 | 77% | +2 min |
| 2025-10 | 57 | 91% | -1 min |
| 2025-11 | 33 | 79% | +4 min |
| 2025-12 | 42 | 57% | +15 min |
| 2026-01 | 38 | 79% | -2 min |
| 2026-02 | 46 | 78% | +1 min |
| 2026-03 | 56 | 61% | +17 min |
| 2026-04 | 55 | 64% | +13 min |
| 2026-05 | 56 | 68% | +6 min |
| 2026-06 | 56 | 55% | +24 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 91 | 71% |
| Tue | 90 | 72% |
| Wed | 87 | 70% |
| Thu | 90 | 72% |
| Fri | 91 | 70% |
| Sat | 69 | 70% |
| Sun | 87 | 67% |
WN flight numbers on MDW → SLC
Related
Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…