SJC to SNA flight delays & on-time performance
Nonstop flights from Mineta San Jose International Airport to John Wayne Orange County International Airport · 342 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at SJC or SNA right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from San Jose (SJC) to Santa Ana (SNA) arrived on time 86% of the time in Aug 2025 – Jul 2026, better than the 78% national average.
- 0.8% were cancelled, and 3% arrived an hour or more late.
- Departures scheduled around 7am did best (97% on time); around 4pm did worst (77%).
- Saturday was the most reliable day to fly (93% on time) and Sunday the least (81%).
- The largest source of delay minutes was late-arriving aircraft (65%).
Which airline is most on time from SJC to SNA?
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 |
|---|---|---|---|---|---|
| Southwest Airlines | 87% | 0.8% | 7 min | 2.6% | 2,677 |
| SkyWest AirlinesRegional airline operating flights for United Express, Delta Connection, American Eagle and Alaska. | 72% | 0.0% | 14 min | 7.5% | 53 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 6am96%151 flights
- 7am97%193 flights
- 8am96%224 flights
- 9am89%218 flights
- 10am97%209 flights
- 11am89%71 flights
- 12pm88%242 flights
- 1pm87%166 flights
- 2pm82%112 flights
- 3pm77%220 flights
- 4pm77%149 flights
- 5pm77%204 flights
- 6pm78%190 flights
- 7pm79%234 flights
- 8pm90%147 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday87%1.5% cancelled
- Tuesday89%1.1% cancelled
- Wednesday90%0.8% cancelled
- Thursday85%0.7% cancelled
- Friday84%0.9% cancelled
- Saturday93%0.0% cancelled
- Sunday81%0.3% 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 aircraft65%
- Airline (crew, maintenance, cleaning, fueling)28%
- Air traffic control & airport congestion7%
- Extreme weather0%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Airline (crew, maintenance, cleaning, fueling)86%
- Extreme weather9%
- Security5%
- Air traffic control & airport congestion0%
SJC to SNA: common questions
- How often are SJC to SNA 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 San Jose to Santa Ana cancelled?
- 0.8% of scheduled flights were cancelled (22 of 2,730).
- How long are typical delays?
- Across all flights the average arrival delay was 7 min (early arrivals count as zero). Flights that were late arrived 46 min behind schedule on average, and 2.7% of flights were an hour or more late.
- How long is taxi time at SJC?
- Flights on this route spent 11 min taxiing from the gate to takeoff on average.
Related routes
Return trip: SNA to SJC — 87% on time
More flights from San Jose
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: SJC → SNA, nonstop flights by US airlines that report to the DOT. How we calculate this.