ON TIMEBOARD
JAX Jacksonville / AUS Austin

JAX → AUS on time

Jacksonville (Jacksonville, FL) to Austin-Bergstrom (Austin, TX). Every scheduled flight, September 2025 to August 2026.

On time
77%
arrived < 15 min late
Cancelled
1.2%
673 flights
Typical arrival
−6 min
median vs schedule
When late
+88 min
average delay
Flights / day
2
2 airlines

77% of flights from Jacksonville to Austin arrived on time over the past 12 months. That is about the typical U.S. route. Most reliable airline: Delta Air Lines (82%). 9% of flights arrived more than an hour late or not at all.

How late?

The on-time rate treats a flight 20 minutes late the same as one 5 hours late. Here's the split for JAX → AUS: when a flight was late, it was under 45 minutes late 54% of the time. About 1 in 13 flights landed an hour or more late, and 1 in 40 three hours or more; 1.2% were cancelled outright.

Share of all 673 scheduled flights, past 12 months, by arrival time against schedule.

By airline

AirlineFlightsOn timeCancelledTypical arrival1h+ lateAvg when lateOperated by
Delta Air Lines36182%1.7%−12 min8.9%+146 minSkyWest
Southwest Airlines31271%0.6%0 min5.8%+50 minSouthwest Airlines

Airline = the name on the ticket. Regional flights (e.g. "Delta Connection") count under the ticketing airline, and the operator is listed.

Best time of day to fly

On-time rate by scheduled departure hour (local time at JAX). Delays build through the day as late planes knock on, so early flights usually do best.

40%70%100%11 a.m. departures: too few flights (54 flights)11anoon departures: too few flights (22 flights)12p1 p.m. departures: too few flights (69 flights)1p2 p.m. departures: 79% on time (406 flights)792p3 p.m. departures: too few flights (67 flights)3p
JAX → AUS, share of flights arriving on time, by departure hour. Hours with under 100 flights are greyed out.
82%+ on time76–82%68–76%under 68%too few flights

By airline and hour

DepartsDelta Air Lines
2 p.m.83%

By month

Each calendar month pooled over 2023–2026.

40%70%100%Jan: too few flights (65 flights)JanFeb: too few flights (55 flights)FebMar: too few flights (62 flights)MarApr: too few flights (57 flights)AprMay: too few flights (82 flights)MayJun: too few flights (90 flights)JunJul: too few flights (93 flights)JulAug: too few flights (85 flights)AugSep: too few flights (58 flights)SepOct: too few flights (88 flights)OctNov: too few flights (82 flights)NovDec: too few flights (86 flights)Dec

By day of week

DayFlightsOn timeCancelled
Monday10174%3.0%
Tuesday99——
Wednesday99——
Thursday10068%0.0%
Friday10077%1.0%
Saturday74——
Sunday10081%2.0%

Why flights were late

Share of delay minutes on flights 15+ minutes late, as reported to BTS by the airlines.

Airline (crew, maintenance, ops) 55%Late inbound plane 18%Severe weather 17%Air traffic & airport (NAS) 9%

Cancellations: weather 7 · air traffic/airport 1

Month by month

Not enough months with data to draw a trend.

Flight numbers on this route

Regular flights with at least 120 scheduled trips in the past year. Sorted by departure time.

FlightDepartsFlightsOn timeCancelledTypical arrivalOperated by
DL 37722:31 p.m.34582%1.7%−11 minSkyWest

Questions

How often are flights from JAX to AUS on time?

77% of 673 scheduled flights from Jacksonville, FL to Austin, TX arrived within 15 minutes of schedule between September 2025 and August 2026. 1.2% were cancelled.

Which airline is most on time from JAX to AUS?

Delta Air Lines: 82% of its 361 flights on the route arrived on time. Southwest Airlines: 71%.

Related

Domestic flights by the airlines that report to the U.S. DOT, plus their regional partners. "On time" means arriving less than 15 minutes after schedule; cancelled and diverted flights count as not on time. Past performance is a guide, not a forecast. Method.