Route · AUS → SAN · 2020–2025 BTS data
Austin to San Diego
The AUS–SAN corridor (Austin, TX → San Diego, CA) runs behind the national average, served by 25 carriers across roughly 1,164 miles.
Data updated 2026-06-13
- 77.4%
- On-time
- -1.6 pts
- vs US avg
- 60 min
- Delay when late
- 10,343
- Flights
Cancelled
0.8%
Best Month
Aug 2024 88%
Worst Month
May 2024 64%
Distance
1,164 mi
Carriers
25
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 198 | 46 | 4 | 0 | WN,F9,OO |
| Nov 2025 | 199 | 53 | 2 | 0 | OO,F9,WN |
| Oct 2025 | 201 | 54 | 0 | 4 | OO,WN,F9 |
| Sep 2025 | 176 | 33 | 2 | 0 | WN,OO,F9 |
| Aug 2025 | 182 | 42 | 1 | 1 | OO,WN,F9 |
| Jul 2025 | 205 | 60 | 1 | 1 | OO,WN,F9 |
| Jun 2025 | 196 | 65 | 2 | 0 | OO,WN,F9 |
| May 2025 | 173 | 54 | 1 | 0 | OO,WN |
| Apr 2025 | 171 | 44 | 0 | 2 | OO,WN |
| Mar 2025 | 167 | 46 | 1 | 0 | OO,WN |
| Feb 2025 | 143 | 43 | 1 | 0 | OO,WN |
| Jan 2025 | 153 | 39 | 1 | 2 | AS,OO,WN |
| Dec 2024 | 183 | 58 | 3 | 2 | AS,OO,WN |
| Nov 2024 | 176 | 27 | 0 | 0 | WN,AS |
| Oct 2024 | 180 | 34 | 1 | 1 | AS,WN |
| Sep 2024 | 150 | 31 | 1 | 0 | WN,AS |
| Aug 2024 | 165 | 20 | 2 | 0 | AS,WN |
| Jul 2024 | 189 | 64 | 0 | 0 | AS,WN |
| Jun 2024 | 185 | 45 | 0 | 1 | AS,WN |
| May 2024 | 178 | 64 | 0 | 1 | AS,WN |
| Apr 2024 | 172 | 33 | 1 | 0 | AS,WN |
| Mar 2024 | 165 | 37 | 0 | 1 | AS,WN |
| Feb 2024 | 125 | 25 | 2 | 1 | AS,WN |
| Jan 2024 | 132 | 33 | 9 | 0 | AS,WN,OO |
Cancellation Rate
0.8%
35 of 4,164 flights
Diversion Rate
0.4%
17 of 4,164 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
AUS - Austin
Full on-time, delay-cause, and seasonal performance for Austin, TX.
Origin airport →SAN - San Diego
Full on-time, delay-cause, and seasonal performance for San Diego, CA.
Destination airport →Compare the two airports
See AUS and SAN side by side on delays, cancellations, and reliability.
Open comparison tool →Similar routes
Other BTS-tracked routes with comparable performance or trip length to AUS–SAN.
Routes with a similar on-time rate
What the Data Says About AUS to SAN
The Austin to San Diego corridor (AUS to SAN) posts a 77.4% on-time rate on the lower edge of the average band, based on 10,343 tracked flights. Late flights run 60.4 minutes behind on average. 25 carriers cover the 1,164-mile route; over the last 24 months, 35 of 4,164 flights were cancelled (0.8%) and 0.4% diverted.
The monthly split is wide on this route: Aug 2024 posted the strongest performance at 88% on-time, while May 2024 came in at just 64% - a 24-point swing worth factoring into travel timing.
Frequently Asked Questions
How often are flights delayed from AUS to SAN? ▼
What is the cancellation rate for AUS to SAN? ▼
How far is the flight from AUS to SAN? ▼
When is the best time to fly from AUS to SAN? ▼
Flight Guides
Tips and data-driven advice for choosing reliable routes.
Explore PlainFlights
Data source
Data Source: Bureau of Transportation Statistics (BTS), On-Time Performance Data. Statistics reflect cumulative performance across all available reporting periods.
Read our methodology - how this data is sourced, computed, and verified.
Every figure on PlainFlights is rendered directly from BTS On-Time Performance data, no number is typed in by an editor. This page aggregates this specific route's on-time performance and monthly trend, live from the dataset. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.