WN3356 MDW → RDU

Southwest Airlines · Chicago, IL to Raleigh/Durham, NC · 24 flights observed, 2026-04-09 to 2026-06-01 · 632 mi

This flight's reliability varies a lot by day of week — 88% on-time on Thursdays vs. 38% on Mondays.

WN3356 covers more than one route in the data window — the stats below are for MDW → RDU, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
71%
Median delay
-6 min
90th percentile
+58 min
Cancellation rate
0%

How often is WN3356 on time?

Across 24 flights on MDW → RDU from 2026-04-09 to 2026-06-01, WN3356 arrived within 15 minutes of schedule 71% of the time. The median arrival delay was -6 min, and the worst 10% of flights arrived +58 min or later. 0% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time1771%
16-30 min313%
31-60 min14%
61-120 min28%
2+ hrs14%

Performance by month

MonthFlightsOn-timeAvg delay
2026-041070%+5 min
2026-051369%+28 min
2026-061100%-6 min

Performance by day of week

DayFlightsOn-time
Mon838%
TueNo data—
WedNo data—
Thu888%
Fri888%
SatNo data—
SunNo data—

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