Flight OddsWN4806 MDW → BOS
Southwest Airlines · Chicago, IL to Boston, MA · 25 flights observed, 2026-01-11 to 2026-03-02 · 861 mi
WN4806 covers more than one route in the data window — the stats below are for MDW → BOS, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
73%
Median delay
+1 min
90th percentile
+44 min
Cancellation rate
12%
How often is WN4806 on time?
Across 25 flights on MDW → BOS from 2026-01-11 to 2026-03-02, WN4806 arrived within 15 minutes of schedule 73% of the time. The median arrival delay was +1 min, and the worst 10% of flights arrived +44 min or later. 12% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 16 | 73% |
| 16-30 min | 2 | 9% |
| 31-60 min | 2 | 9% |
| 61-120 min | 1 | 5% |
| 2+ hrs | 1 | 5% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-01 | 4 | 50% | +31 min |
| 2026-02 | 16 | 75% | +17 min |
| 2026-03 | 2 | 100% | -17 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 4 | 75% |
| Tue | 1 | 0% |
| Wed | No data | — |
| Thu | 5 | 80% |
| Fri | 5 | 60% |
| Sat | 3 | 100% |
| Sun | 4 | 75% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…