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

San Jose, CA (SJC) to Austin, TX (AUS) flight delay odds

75.7% of 1,143 official scheduled SJC-to-AUS flights arrived on time; 11.9% arrived at least 30 minutes late and 0.3% 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 SIGNALGenerally reliable
75.7%arrived on time
11.9%30+ min late
0.3%cancelled
1,143scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late5.2%all scheduled flights
120+ minutes late1.3%all scheduled flights
Diverted0.4%did not reach as scheduled
Average arrival+7.2 mincompleted flights

Which departure time was most reliable for SJC to AUS?

Among qualifying SJC-to-AUS departure window results, Early morning had the highest on-time rate: 92.3% of 402 flights. Afternoon was lowest at 63.0% across 243 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning40292.3%2.5%0.2%
Late morning20972.2%11.5%0.0%
Afternoon24363.0%17.3%0.0%
Evening28965.7%20.8%0.7%

Which weekday was most reliable for SJC to AUS?

Among qualifying SJC-to-AUS weekday results, Saturday had the highest on-time rate: 88.1% of 84 flights. Friday was lowest at 68.4% across 193 flights.

DayFlightsOn time30+ minCancelled
Monday19071.6%14.7%0.0%
Tuesday16485.4%7.3%0.0%
Wednesday16185.1%6.8%0.0%
Thursday19069.5%15.8%0.0%
Friday19368.4%12.4%0.5%
Saturday8488.1%9.5%0.0%
Sunday16170.8%14.3%1.2%

Which airline was most reliable for SJC to AUS?

Only Southwest Airlines met the SJC-to-AUS airline threshold: 75.7% of 1,143 scheduled flights arrived on time during July 2025–June 2026.

AirlineFlightsOn time30+ minCancelled
Southwest Airlines1,14375.7%11.9%0.3%

Which month was most reliable for SJC to AUS?

Among qualifying SJC-to-AUS month results, September 2025 had the highest on-time rate: 84.2% of 95 flights. June 2026 was lowest at 62.1% across 87 flights.

MonthFlightsOn time30+ minCancelled
July 202511180.2%12.6%0.0%
August 20259683.3%7.3%0.0%
September 20259584.2%6.3%0.0%
October 20259467.0%19.1%0.0%
November 20259575.8%14.7%0.0%
December 20259374.2%8.6%1.1%
January 20268681.4%7.0%2.3%
February 20268375.9%10.8%0.0%
March 20269876.5%11.2%0.0%
April 202610179.2%9.9%0.0%
May 202610467.3%16.3%0.0%
June 20268762.1%18.4%0.0%

What drove SJC to AUS delay minutes?

Late aircraft was the largest recorded SJC-to-AUS delay category, accounting for 57.1% of 12,481 BTS-attributed delay minutes during July 2025–June 2026.

Airline26.2%
Late aircraft57.1%
National airspace16.0%
Weather0.7%
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.