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

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

Historically, 85.9% of scheduled reportable flights on this direction arrived on time in July 2025–June 2026. The sample includes 2,699 flights.

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

When is this route most reliable?

The same route can behave differently through the day. These are scheduled departure windows, not actual departure times. Small time windows with fewer than 40 flights are withheld.

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%

Weekday comparison

Day-of-week results use at least 30 scheduled flights per row. Look for broad patterns, not tiny percentage differences.

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%

Airline comparison

Marketing-carrier results make codeshare flights easier to compare as travelers buy them. Dedicated route-airline reports require at least 160 flights.

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

Monthly trend

Month-by-month results show whether a twelve-month average hides an unusual period.

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 reported delay minutes?

BTS cause minutes are reported for qualifying delayed flights. These shares describe recorded delay minutes—not the chance that a particular cause will affect your next flight.

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.