LAX to SJC flight delays & on-time performance
Nonstop flights from Los Angeles International Airport to Mineta San Jose International Airport · 308 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at LAX or SJC right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Los Angeles (LAX) to San Jose (SJC) arrived on time 86% of the time in Aug 2025 – Jul 2026, better than the 78% national average.
- 0.9% were cancelled, and 4% arrived an hour or more late.
- SkyWest Airlines was the most punctual airline here (91% on time); Southwest Airlines was the least (81%).
- Departures scheduled around 8am did best (98% on time); around 7pm did worst (61%).
- Tuesday was the most reliable day to fly (90% on time) and Sunday the least (82%).
- The largest source of delay minutes was late-arriving aircraft (48%).
Which airline is most on time from LAX to SJC?
Ranked by on-time arrival rate. Regional airlines fly under their partner's brand (e.g. SkyWest for Delta Connection or United Express).
| Airline | On time | Cancelled | Avg delay | 1 hr+ late | Flights |
|---|---|---|---|---|---|
| United Airlines | 100% | 0.0% | 0 min | 0.0% | 1 |
| SkyWest AirlinesRegional airline operating flights for United Express, Delta Connection, American Eagle and Alaska. | 91% | 0.4% | 6 min | 2.9% | 1,949 |
| Delta Air Lines | 87% | 2.5% | 8 min | 4.4% | 556 |
| Southwest Airlines | 81% | 0.8% | 10 min | 4.9% | 1,844 |
| Frontier Airlines | 81% | 3.4% | 11 min | 5.3% | 117 |
| American Airlines | 67% | 0.0% | 13 min | 0.0% | 6 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 6am97%186 flights
- 7am95%454 flights
- 8am98%146 flights
- 9am93%387 flights
- 10am87%90 flights
- 11am92%353 flights
- 12pm88%242 flights
- 1pm91%329 flights
- 2pm89%236 flights
- 3pm85%273 flights
- 4pm88%290 flights
- 5pm75%273 flights
- 6pm82%411 flights
- 7pm61%160 flights
- 8pm77%322 flights
- 9pm79%294 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday85%1.0% cancelled
- Tuesday90%0.5% cancelled
- Wednesday88%0.4% cancelled
- Thursday89%0.9% cancelled
- Friday83%0.8% cancelled
- Saturday89%0.9% cancelled
- Sunday82%1.4% cancelled
On-time trend by month
Why flights are late
Share of delay minutes by cause, as reported by airlines to the DOT.
- Late-arriving aircraft48%
- Airline (crew, maintenance, cleaning, fueling)42%
- Air traffic control & airport congestion5%
- Extreme weather5%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Airline (crew, maintenance, cleaning, fueling)69%
- Air traffic control & airport congestion21%
- Extreme weather8%
- Security3%
LAX to SJC: common questions
- How often are LAX to SJC flights on time?
- 86% of flights arrived less than 15 minutes late in Aug 2025 – Jul 2026, compared with 78% for all US flights.
- How often are flights from Los Angeles to San Jose cancelled?
- 0.9% of scheduled flights were cancelled (39 of 4,473).
- How long are typical delays?
- Across all flights the average arrival delay was 8 min (early arrivals count as zero). Flights that were late arrived 53 min behind schedule on average, and 4.0% of flights were an hour or more late.
- How long is taxi time at LAX?
- Flights on this route spent 14 min taxiing from the gate to takeoff on average.
Related routes
Return trip: SJC to LAX — 86% on time
More flights from Los Angeles
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: LAX → SJC, nonstop flights by US airlines that report to the DOT. How we calculate this.