AUS to LAX flight delays

AUS LAX Austin Bergstrom to Los Angeles · 1,242 miles

12,451 flights were scheduled from AUS to LAX over July 2023 through June 2026. Of the 12,362 that made the trip, 80.2% reached the gate less than 15 minutes behind schedule. These are arrival figures: “on time” means the flight reached the gate less than 15 minutes behind schedule. Arrivals are what decide whether you make the connection, so route and airline pages are scored on them rather than on pushback.

Data through June 2026 · Bureau of Transportation Statistics

The route in brief

Flights in the window
12,451
Arrived on time
80.2%
Cancelled
0.6%
Scheduled distance
1,242 miles

Cancellations are counted against everything scheduled. Diverted flights are counted with them rather than as very late arrivals, which is why the on-time share and the cancellation rate do not add up to everything that happened.

Airline by airline

Airlines with at least 100 flights on AUS–LAX, busiest first. Same route, same weather, same air traffic — which makes this the fairest comparison on the site.

Airline Arrived on time Typical delay Cancelled Flights
Delta Air Lines 81.1% 85 min 0.7% 3,752
Southwest Airlines 74.9% 50 min 0.2% 3,289
American Airlines 78% 85 min 0.8% 2,551
United Airlines 87.5% 77 min 0.8% 1,360
SkyWest Airlines 87.5% 68 min 0.3% 1,274
Spirit Airlines 80.2% 111 min 0.9% 225

Month by month

May was the month to avoid on AUS–LAX: 69.9% of flights arrived on time, against 86% in September. Each bar pools three years of that calendar month.

Share of flights that arrived on time, by calendar month. Best month in green, worst in amber. The hairline sits at the overall rate, 80.2%.
Arrival on-time share, AUS to LAX, by calendar month
Month Share flights that arrived on time Flights
January 83.4% 910
February 82.2% 852
March 82.6% 1,129
April 81% 1,088
May 69.9% 1,094
June 73.7% 1,059
July 72.3% 1,086
August 83.5% 1,066
September 86% 979
October 84.3% 1,082
November 81.3% 1,065
December 83.3% 1,041

Both ends of the route

A route’s record is built out of two airports’ habits. The hour-by-hour grid for each is on its own page.

AUS to LAX in one number

AUS → LAX

When a flight on this route was late, it was late by about 72 min.

July 2023–June 2026 · 12,451 flights

80.2% of flights arrived on time

Questions about AUS to LAX

Which airline is most reliable from AUS to LAX?
United Airlines — its flights on this pairing arrived on time 87.5% of the time, with 1,360 scheduled. Southwest Airlines came in at 74.9% over 3,289 scheduled. Airlines with fewer than 100 flights on the route are not rated.
What is the worst month to fly AUS to LAX?
May, at 69.9% of arrivals on time, with 1,094 flights scheduled. September was the best of the year at 86%.
How late are AUS–LAX flights when they are late?
72 min on average, counting only the flights that arrived 15 minutes or more behind schedule. The on-time flights are left out of that average on purpose — mixing them in would flatter it.
How often is the AUS to LAX flight cancelled?
0.6% of scheduled flights on this route were cancelled, July 2023 through June 2026. Diverted flights are counted with the cancellations rather than as late arrivals.
Are these departure or arrival numbers?
Arrival. A flight counts as on time here if it reached the gate at LAX less than 15 minutes behind schedule. Airport pages score departures instead, because that is the number you can act on when you pick a booking time.