LAS to SJC flight delays & on-time performance
Nonstop flights from Harry Reid International Airport to Mineta San Jose International Airport · 386 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at LAS or SJC right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Las Vegas (LAS) to San Jose (SJC) arrived on time 79% of the time in Aug 2025 – Jul 2026, better than the 78% national average.
- 0.3% were cancelled, and 6% arrived an hour or more late.
- Frontier Airlines was the most punctual airline here (80% on time); Southwest Airlines was the least (78%).
- Departures scheduled around 5am did best (98% on time); around 9pm did worst (63%).
- Wednesday was the most reliable day to fly (87% on time) and Friday the least (73%).
- The largest source of delay minutes was late-arriving aircraft (59%).
Which airline is most on time from LAS 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% | 4 |
| Spirit Airlines | 83% | 0.7% | 8 min | 2.9% | 137 |
| SkyWest AirlinesRegional airline operating flights for United Express, Delta Connection, American Eagle and Alaska. | 81% | 0.0% | 16 min | 7.0% | 171 |
| Frontier Airlines | 80% | 0.5% | 15 min | 7.9% | 192 |
| Southwest Airlines | 78% | 0.3% | 12 min | 5.8% | 3,275 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 5am98%167 flights
- 6am99%94 flights
- 7am96%313 flights
- 8am91%120 flights
- 9am87%311 flights
- 10am88%113 flights
- 11am80%198 flights
- 12pm79%409 flights
- 1pm82%204 flights
- 2pm68%170 flights
- 3pm67%165 flights
- 4pm78%226 flights
- 5pm71%249 flights
- 6pm68%290 flights
- 7pm74%177 flights
- 8pm68%256 flights
- 9pm63%283 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday75%0.3% cancelled
- Tuesday85%0.0% cancelled
- Wednesday87%0.0% cancelled
- Thursday76%0.0% cancelled
- Friday73%0.9% cancelled
- Saturday86%0.0% cancelled
- Sunday73%0.5% 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 aircraft59%
- Airline (crew, maintenance, cleaning, fueling)34%
- Air traffic control & airport congestion7%
- Extreme weather1%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Extreme weather36%
- Air traffic control & airport congestion36%
- Airline (crew, maintenance, cleaning, fueling)27%
- Security0%
LAS to SJC: common questions
- How often are LAS to SJC flights on time?
- 79% 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 Las Vegas to San Jose cancelled?
- 0.3% of scheduled flights were cancelled (11 of 3,779).
- How long are typical delays?
- Across all flights the average arrival delay was 12 min (early arrivals count as zero). Flights that were late arrived 51 min behind schedule on average, and 5.9% of flights were an hour or more late.
- How long is taxi time at LAS?
- Flights on this route spent 16 min taxiing from the gate to takeoff on average.
Related routes
Return trip: SJC to LAS — 81% on time
More flights from Las Vegas
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: LAS → SJC, nonstop flights by US airlines that report to the DOT. How we calculate this.