WN1500 MDW → ONT

Southwest Airlines · Chicago, IL to Ontario, CA · 42 flights observed, 2025-08-05 to 2025-10-01 · 1,706 mi

This flight's reliability varies a lot by day of week — 100% on-time on Wednesdays vs. 50% on Fridays.

WN1500 covers more than one route in the data window — the stats below are for MDW → ONT, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
68%
Median delay
+1 min
90th percentile
+41 min
Cancellation rate
2%

How often is WN1500 on time?

Across 42 flights on MDW → ONT from 2025-08-05 to 2025-10-01, WN1500 arrived within 15 minutes of schedule 68% of the time. The median arrival delay was +1 min, and the worst 10% of flights arrived +41 min or later. 2% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time2868%
16-30 min615%
31-60 min410%
61-120 min12%
2+ hrs25%

Performance by month

MonthFlightsOn-timeAvg delay
2025-081861%+32 min
2025-092273%+6 min
2025-101100%-10 min

Performance by day of week

DayFlightsOn-time
Mon757%
Tue967%
Wed9100%
Thu863%
Fri850%
SatNo data—
SunNo data—

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