WN1430 BOS → MDW

Southwest Airlines · Boston, MA to Chicago, IL · 18 flights observed, 2025-11-22 to 2026-01-04 · 861 mi

This flight is usually on time, but has a real long-delay tail — typical (median) delay is -2 min, while the worst 10% run +123 min or later.

WN1430 covers more than one route in the data window — the stats below are for BOS → MDW, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
78%
Median delay
-2 min
90th percentile
+123 min
Cancellation rate
0%

How often is WN1430 on time?

Across 18 flights on BOS → MDW from 2025-11-22 to 2026-01-04, WN1430 arrived within 15 minutes of schedule 78% of the time. The median arrival delay was -2 min, and the worst 10% of flights arrived +123 min or later. 0% of flights were cancelled.

Delay distribution

Arrival delay for completed flights (excludes cancellations and diversions).

ArrivalFlightsShare
Early / on-time1478%
16-30 min00%
31-60 min00%
61-120 min211%
2+ hrs211%

Performance by month

MonthFlightsOn-timeAvg delay
2025-114100%-3 min
2025-121164%+48 min
2026-013100%-10 min

Performance by day of week

DayFlightsOn-time
Mon367%
Tue3100%
Wed1100%
ThuNo data—
Fri367%
Sat580%
Sun367%

Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…