JAX (Jacksonville) to AUS (Austin) flights arrive on time 75% of the time. The most reliable airline on this route is Southwest Airlines at 85%. The average delay is 78 minutes. Delays on this route are most often caused by the airline (crew, maintenance, or boarding).
Source: Bureau of Transportation Statistics. Updated May 2026.JAX → AUS
JAX (Jacksonville) to AUS (Austin)
JAX → AUS on-time performance by month
25
JanFebMarAprMayJunJulAugSepOctNovDec
Worse
Better
This route is delayed fairly often. About 75% of flights arrive on schedule.
Delays on this route are most often caused by the airline (crew, maintenance, or boarding).
Accurate?
Southwest Airlines edges out SkyWest Airlines on this route — 85% vs 71% on time.
Airline Comparison
Southwest Airlines leads at 85% on time; SkyWest Airlines trails at 71%.
Accurate?
Good to know
Departing from JAX
79% on timeExpect ~17 min sitting on the taxiway after your gate pushes back. JAX has long runway queues.
TSA is currently ~16 min. Best time: 4 AM (about 5 min).
Arriving at AUS
79% on timeWhen flights into AUS are late, the average delay is 66 minutes. Build buffer if you have ground plans.
If connecting at AUS: TSA is ~19 min right now. Allow at least 60 minutes for a domestic connection.
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Data last updated May 2026. Source: Bureau of Transportation Statistics.