WN3587 MDW → DCA

Southwest Airlines · Chicago, IL to Washington, DC · 33 flights observed, 2026-01-06 to 2026-03-04 · 601 mi

This flight's reliability varies a lot by day of week — 78% on-time on Wednesdays vs. 40% on Saturdays.

WN3587 covers more than one route in the data window — the stats below are for MDW → DCA, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
64%
Median delay
-1 min
90th percentile
+53 min
Cancellation rate
0%

How often is WN3587 on time?

Across 33 flights on MDW → DCA from 2026-01-06 to 2026-03-04, WN3587 arrived within 15 minutes of schedule 64% of the time. The median arrival delay was -1 min, and the worst 10% of flights arrived +53 min or later. 0% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time2164%
16-30 min721%
31-60 min26%
61-120 min39%
2+ hrs00%

Performance by month

MonthFlightsOn-timeAvg delay
2026-012171%+8 min
2026-021050%+14 min
2026-03250%+12 min

Performance by day of week

DayFlightsOn-time
Mon367%
Tue875%
Wed978%
Thu367%
Fri333%
Sat540%
Sun250%

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