Flight OddsWN3377 ONT → SJC
Southwest Airlines · Ontario, CA to San Jose, CA · 14 flights observed, 2025-07-03 to 2025-08-04 · 333 mi
WN3377 covers more than one route in the data window — the stats below are for ONT → SJC, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
50%
Median delay
+16 min
90th percentile
+43 min
Cancellation rate
0%
How often is WN3377 on time?
Across 14 flights on ONT → SJC from 2025-07-03 to 2025-08-04, WN3377 arrived within 15 minutes of schedule 50% of the time. The median arrival delay was +16 min, and the worst 10% of flights arrived +43 min or later. 0% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 7 | 50% |
| 16-30 min | 4 | 29% |
| 31-60 min | 2 | 14% |
| 61-120 min | 0 | 0% |
| 2+ hrs | 1 | 7% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 12 | 42% | +27 min |
| 2025-08 | 2 | 100% | -4 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 5 | 60% |
| Tue | No data | — |
| Wed | No data | — |
| Thu | 5 | 40% |
| Fri | 4 | 50% |
| Sat | No data | — |
| Sun | No data | — |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…