WN1087 OAK → ONT

Southwest Airlines · Oakland, CA to Ontario, CA · 49 flights observed, 2026-04-07 to 2026-06-03 · 362 mi

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

WN1087 covers more than one route in the data window — the stats below are for OAK → ONT, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
59%
Median delay
+6 min
90th percentile
+72 min
Cancellation rate
0%

How often is WN1087 on time?

Across 49 flights on OAK → ONT from 2026-04-07 to 2026-06-03, WN1087 arrived within 15 minutes of schedule 59% of the time. The median arrival delay was +6 min, and the worst 10% of flights arrived +72 min or later. 0% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time2959%
16-30 min816%
31-60 min510%
61-120 min510%
2+ hrs24%

Performance by month

MonthFlightsOn-timeAvg delay
2026-042152%+17 min
2026-052560%+30 min
2026-063100%-8 min

Performance by day of week

DayFlightsOn-time
Mon863%
Tue967%
Wed888%
Thu838%
Fri838%
SatNo data—
Sun863%

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