WN313 DAL → ONT

Southwest Airlines · Dallas, TX to Ontario, CA · 13 flights observed, 2026-03-07 to 2026-04-04 · 1,200 mi

This flight runs much more reliably at some times of day than others — 100% on-time departing 12–3pm vs. 40% departing 6–9pm.

WN313 covers more than one route in the data window — the stats below are for DAL → ONT, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
77%
Median delay
-6 min
90th percentile
+39 min
Cancellation rate
0%

How often is WN313 on time?

Across 13 flights on DAL → ONT from 2026-03-07 to 2026-04-04, WN313 arrived within 15 minutes of schedule 77% of the time. The median arrival delay was -6 min, and the worst 10% of flights arrived +39 min or later. 0% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time1077%
16-30 min18%
31-60 min18%
61-120 min18%
2+ hrs00%

Performance by month

MonthFlightsOn-timeAvg delay
2026-031182%+3 min
2026-04250%+31 min

Performance by day of week

DayFlightsOn-time
MonNo data—
Tue4100%
Wed4100%
ThuNo data—
FriNo data—
Sat540%
SunNo data—

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