Best Time to Fly SJC to LGB: On-Time Stats by Hour & Airline
Norman Y. Mineta San Jose International → Long Beach Airport
Data through July 2026 · Last updated October 18, 2026
1,239 flights were scheduled from San Jose (SJC) to Long Beach (LGB) in the last 12 months, and 85.4% of those that flew arrived on time, 7.7 points above the US average of 77.6%.
Southwest Airlines was the only reporting airline with regular flights on this route.
Over 24 months, Wednesday was the most reliable day (92% on time) and October the worst month (82%).
The cancellation rate was 0.2% (US average 1.8%).
SJC to LGB on-time performance by airline
Last 12 months. Airlines with fewer than 30 completed flights are marked “limited data”.
| Airline | On time | Avg delay when late | Cancelled | Flights |
|---|---|---|---|---|
| Southwest Airlines | 85.4% | 45 min | 0.2% | 1,239 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly SJC to LGB
On-time arrival % by scheduled departure hour (local time), 2,562 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 6am–7am | 95.1% | 0.0% | 185 |
| 7am–8am | 93.7% | 0.4% | 273 |
| 8am–9am | 95.0% | 0.4% | 241 |
| 9am–10am | 92.6% | 0.0% | 95 |
| 10am–11am | 90.9% | 0.0% | 208 |
| 11am–12pm | 95.1% | 0.0% | 162 |
| 12pm–1pm | 91.9% | 0.8% | 125 |
| 1pm–2pm | 88.4% | 0.0% | 164 |
| 2pm–3pm | 81.2% | 0.0% | 117 |
| 3pm–4pm | 81.9% | 0.5% | 200 |
| 4pm–5pm | 77.4% | 0.0% | 115 |
| 5pm–6pm | 84.6% | 0.0% | 227 |
| 6pm–7pm | 79.5% | 0.6% | 167 |
| 7pm–8pm | 75.9% | 0.3% | 283 |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on SJC to LGB
On-time arrivals during holiday periods compared with all other days, last 24 months.
| Period | On time | vs other days | Cancelled | Flights |
|---|---|---|---|---|
| Thanksgiving week (Tue before to Mon after) | 82.7% | -5.9 pts | 0.0% | 52 |
| Christmas & New Year (Dec 20 - Jan 3) | 77.2% | -11.4 pts | 1.0% | 103 |
| Summer peak (Jun 15 - Aug 15) | 84.8% | -3.9 pts | 0.0% | 440 |
| All other days | 88.6% | — | 0.2% | 1,967 |
Monthly on-time trend
On-time arrival % each month, with the 12-month US average for reference.
What causes delays on this route
Share of reported delay minutes, last 12 months (BTS cause categories).