Route Reliability
Los Angeles → San Jose
LAX–SJC · 308 miles · Los Angeles International Airport to San José Mineta International Airport
- 88%
- Arrive within 15 minutes
- 3 min early
- Average arrival delay
- 0.7%
- Cancelled
- 4,860
- Flights in the data
Data through May 2026.
Who flies it best
Ranked by on-time arrivals. Historical results, not predictions.
- 1.Delta Air Lines91%2,259 flights
- 2.Alaska Airlines87%707 flights
- 3.Southwest Airlines84%1,806 flights
Not enough history to rank: Frontier Airlines (77 flights), American Airlines (10 flights), United Airlines (1 flights). We rank airlines only after 100 flights on the route.
What the data says
Morning flights do better here.
LAX–SJC flights departing between 6–9 AM arrived on time 95% of the time, versus 78% between 9 PM–12 AM.
Sunday scaries are real for this one.
LAX–SJC flights arrived on time 91% of the time on Tuesdays. On Sundays: 82%.
Delta Air Lines has a slight edge here.
Delta Air Lines arrived on time 91% of the time on this route; Southwest Airlines managed 84%.
Best historical flights
Ranked by on-time arrivals, minimum 100 flights. Past performance, not a promise.
Top flights by on-time rate
More flights on this route
The breakdown
- Mon86%(744 flights)
- Tue91%(628 flights)
- Wed89%(618 flights)
- Thu90%(742 flights)
- Fri85%(741 flights)
- Sat91%(595 flights)
- Sun82%(755 flights)
- 3–6 AM94%(34 flights)
- 6–9 AM95%(883 flights)
- 9 AM–12 PM93%(875 flights)
- 12–3 PM90%(833 flights)
- 3–6 PM85%(955 flights)
- 6–9 PM80%(776 flights)
- 9 PM–12 AM78%(467 flights)
Jun 88% → May 81% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 88% | 451 |
| July 2025 | 86% | 456 |
| August 2025 | 89% | 473 |
| September 2025 | 93% | 445 |
| October 2025 | 86% | 495 |
| November 2025 | 91% | 405 |
| December 2025 | 83% | 400 |
| January 2026 | 92% | 320 |
| February 2026 | 88% | 314 |
| March 2026 | 89% | 347 |
| April 2026 | 87% | 338 |
| May 2026 | 81% | 379 |
Same trip, other airports
Keep nerding
Based on 4,860 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.