BTS DATA COMPLETE THROUGH JUNE 2026HISTORICAL ODDS · NOT LIVE FLIGHT STATUS
DelayOddsKnow the route before you book
SJC→SNA

San Jose, CA (SJC) to Santa Ana, CA (SNA) flight delay odds

85.9% of 2,699 official scheduled SJC-to-SNA flights arrived on time; 7.7% arrived at least 30 minutes late and 0.8% were cancelled during July 2025–June 2026.

Source: U.S. Bureau of Transportation Statistics · Reporting window: July 2025–June 2026 · Updated September 16, 2026

HISTORICAL ROUTE SIGNALLower disruption
85.9%arrived on time
7.7%30+ min late
0.8%cancelled
2,699scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late2.8%all scheduled flights
120+ minutes late0.6%all scheduled flights
Diverted0.2%did not reach as scheduled
Average arrival-1.9 mincompleted flights

Which departure time was most reliable for SJC to SNA?

Among qualifying SJC-to-SNA departure window results, Early morning had the highest on-time rate: 95.3% of 559 flights. Evening was lowest at 79.6% across 765 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning55995.3%2.0%1.1%
Late morning49292.3%4.1%0.8%
Afternoon88381.9%9.2%0.9%
Evening76579.6%12.5%0.5%

Which weekday was most reliable for SJC to SNA?

Among qualifying SJC-to-SNA weekday results, Saturday had the highest on-time rate: 92.5% of 228 flights. Sunday was lowest at 81.5% across 394 flights.

DayFlightsOn time30+ minCancelled
Monday45385.9%7.1%1.8%
Tuesday36488.7%5.2%0.8%
Wednesday35990.8%5.8%0.6%
Thursday45383.0%9.3%0.9%
Friday44883.3%9.2%0.9%
Saturday22892.5%4.8%0.0%
Sunday39481.5%10.7%0.3%

Which airline was most reliable for SJC to SNA?

Among qualifying SJC-to-SNA airline results, Southwest Airlines had the highest on-time rate: 86.1% of 2,662 flights. SkyWest Airlines was lowest at 73.0% across 37 flights.

AirlineFlightsOn time30+ minCancelled
Southwest Airlines2,66286.1%7.6%0.8%
SkyWest Airlines3773.0%16.2%0.0%

Which month was most reliable for SJC to SNA?

Among qualifying SJC-to-SNA month results, January 2026 had the highest on-time rate: 92.9% of 212 flights. December 2025 was lowest at 76.4% across 229 flights.

MonthFlightsOn time30+ minCancelled
July 202521787.6%5.1%1.8%
August 202521986.3%6.8%0.5%
September 202521582.8%7.9%0.9%
October 202522885.5%8.8%0.9%
November 202522186.4%8.1%0.5%
December 202522976.4%13.5%0.9%
January 202621292.9%4.2%0.5%
February 202621290.1%5.2%0.5%
March 202623690.3%6.8%0.8%
April 202623383.3%10.3%1.3%
May 202624190.9%4.6%0.4%
June 202623679.2%10.6%0.8%

What drove SJC to SNA delay minutes?

Late aircraft was the largest recorded SJC-to-SNA delay category, accounting for 66.6% of 16,386 BTS-attributed delay minutes during July 2025–June 2026.

Airline26.3%
Late aircraft66.6%
National airspace6.7%
Weather0.4%
Security0.0%
This is historical evidence, not a forecast.

Weather, schedules and operations change. For a trip you have already booked, use the airline or airport for live status.