Norman Y. Mineta San Jose International Airport (SJC): Delays & On-Time Performance
Data through May 2026
Norman Y. Mineta San Jose International Airport (SJC) runs noticeably smoother than most US airports: 84% of its ~120 daily departures leave on time, 6 points above the national average, with an average departure delay of just 10 minutes. 11 airlines fly from San Jose, CA to 45 destinations.
- Departures on-time
- 84%
- left <15 min late
- Avg dep delay
- 10 min
- Arrivals on-time
- 82%
- Cancelled
- 0.6%
- Destinations
- 45
- nonstop
- Airlines
- 11
Plan your departure from SJC
The choices most likely to improve your odds, based on this airport’s historical record.
- Best departure time
- Around 6 a.m.
- 95% on-time
- Best day to fly
- Tuesday
- 89% on-time
- Cancellation risk
- 0.6%
- below the US average
Monthly on-time trend
Best time of day to depart from SJC
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 83% | 10 min |
| Tuesdaybest | 89% | 7 min |
| Wednesday | 88% | 7 min |
| Thursday | 82% | 11 min |
| Friday | 80% | 13 min |
| Saturday | 88% | 7 min |
| Sunday | 82% | 11 min |
Busiest routes from SJC
Where flights into SJC come from
| Route | Flights/12mo | On-time | Avg delay |
|---|---|---|---|
| SAN (San Diego) → SJC | 4,980 | 77% | 14 min |
| LAX (Los Angeles) → SJC | 4,400 | 87% | 7 min |
| SEA (Seattle) → SJC | 4,381 | 81% | 10 min |
| LAS (Las Vegas) → SJC | 3,944 | 82% | 11 min |
| PHX (Phoenix) → SJC | 3,038 | 82% | 11 min |
| SNA (Santa Ana) → SJC | 2,653 | 88% | 7 min |
| DEN (Denver) → SJC | 2,599 | 77% | 14 min |
| BUR (Burbank) → SJC | 2,218 | 87% | 8 min |
What causes delays at SJC
Share of total delay minutes by cause, as reported by carriers to the US DOT, weighted across routes departing SJC.
- Late-arriving aircraft45%
- Airline operations31%
- National airspace system21%
- Weather3%
Alternative airports near San Jose
Other airports within 120 miles, compared on departure reliability.
| Airport | Distance | On-time departures | Avg delay |
|---|---|---|---|
| OAK — Oakland San Francisco Bay Airport | 29 mi | 80% | 12 min |
| SFO — San Francisco International Airport | 30 mi | 80% | 15 min |
| SCK — Stockton Metropolitan Airport | 53 mi | 65% | 37 min |
| MRY — Monterey Regional Airport | 54 mi | 84% | 15 min |
| STS — Charles M. Schulz Sonoma County Airport | 93 mi | 80% | 15 min |
Compare the airport-level record first, then check the exact route you plan to book.
Airline performance at SJC
| Airline | On-time departures | Avg delay | Flights |
|---|---|---|---|
| Hawaiian Airlines | 93% | 7 min | 1,146 |
| Delta Air Lines | 91% | 9 min | 4,978 |
| SkyWest Airlines | 90% | 8 min | 15,493 |
| United Airlines | 88% | 10 min | 3,526 |
| Envoy Air | 88% | 7 min | 490 |
| Alaska Airlines | 88% | 8 min | 5,499 |
| American Airlines | 82% | 19 min | 3,165 |
| Southwest Airlines | 81% | 11 min | 54,700 |
| Spirit Airlines | 80% | 14 min | 3,235 |
| Frontier Airlines | 79% | 16 min | 1,257 |
Frequently asked questions
- How often are flights delayed at SJC?
- 16% of departures from Norman Y. Mineta San Jose International Airport left 15+ minutes late between 2024-06 and 2026-05, with an average departure delay of 10 minutes. The national on-time average over the same period was 78%.
- What is the best time of day to depart from SJC?
- Flights scheduled around 6 a.m. depart on time 95% of the time at SJC, versus 66% around 9 p.m.. Booking before noon is the usual rule of thumb here.
- What is the worst month for delays at SJC?
- In this dataset, June 2025 was the weakest month at SJC, with 79% of departures on time.
- How often are flights cancelled at SJC?
- 0.6% of scheduled departures from SJC were cancelled in this period, compared with a national rate of 1.6%.
Popular route pages from this airport
Related guides
Based on 93,584 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.