WN1157 MDW → DCA

Southwest Airlines · Chicago, IL to Washington, DC · 27 flights observed, 2026-06-04 to 2026-06-30 · 601 mi

This flight has been on time less than half the time (30%) — expect a real chance of a delay.

WN1157 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
30%
Median delay
+39 min
90th percentile
+137 min
Cancellation rate
7%

How often is WN1157 on time?

Across 27 flights on MDW → DCA from 2026-06-04 to 2026-06-30, WN1157 arrived within 15 minutes of schedule 30% of the time. The median arrival delay was +39 min, and the worst 10% of flights arrived +137 min or later. 7% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time730%
16-30 min417%
31-60 min313%
61-120 min417%
2+ hrs522%

Performance by month

MonthFlightsOn-timeAvg delay
2026-062330%+53 min

Performance by day of week

DayFlightsOn-time
Mon425%
Tue450%
Wed10%
Thu333%
Fri333%
Sat450%
Sun40%

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