SAN to AUS flight delays & on-time performance
Nonstop flights from San Diego International Airport to Austin Bergstrom International Airport · 1,164 miles · Aug 2025 – Jul 2026
- SAN: Airport closed. Closed, expected to reopen Oct 11 at 13:00 UTC.
On-time arrivals
72%
arrived < 15 min late
Cancelled
1.0%
25 flights
Avg arrival delay
16 min
53 min when late
Airlines
3
2,577 flights tracked
Key facts
- Flights from San Diego (SAN) to Austin (AUS) arrived on time 72% of the time in Aug 2025 – Jul 2026, worse than the 78% national average.
- 1% were cancelled, and 8% arrived an hour or more late.
- SkyWest Airlines was the most punctual airline here (80% on time); Southwest Airlines was the least (66%).
- Departures scheduled around 6am did best (90% on time); around 1pm did worst (51%).
- Wednesday was the most reliable day to fly (82% on time) and Friday the least (64%).
- The largest source of delay minutes was late-arriving aircraft (55%).
Which airline is most on time from SAN to AUS?
Ranked by on-time arrival rate. Regional airlines fly under their partner's brand (e.g. SkyWest for Delta Connection or United Express).
| Airline | On time | Cancelled | Avg delay | 1 hr+ late | Flights |
|---|---|---|---|---|---|
| SkyWest AirlinesRegional airline operating flights for United Express, Delta Connection, American Eagle and Alaska. | 80% | 1.4% | 13 min | 7.4% | 1,036 |
| Frontier Airlines | 68% | 1.9% | 17 min | 7.7% | 106 |
| Southwest Airlines | 66% | 0.6% | 18 min | 9.0% | 1,435 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 6am90%125 flights
- 7am88%304 flights
- 8am86%154 flights
- 9am81%312 flights
- 10am70%246 flights
- 11am62%40 flights
- 1pm51%82 flights
- 2pm62%310 flights
- 3pm59%86 flights
- 4pm54%140 flights
- 5pm78%415 flights
- 6pm67%173 flights
- 7pm53%119 flights
- 8pm33%49 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday66%1.7% cancelled
- Tuesday82%0.3% cancelled
- Wednesday82%0.3% cancelled
- Thursday66%0.5% cancelled
- Friday64%0.9% cancelled
- Saturday79%1.4% cancelled
- Sunday70%1.6% cancelled
On-time trend by month
Why flights are late
Share of delay minutes by cause, as reported by airlines to the DOT.
- Late-arriving aircraft55%
- Airline (crew, maintenance, cleaning, fueling)26%
- Air traffic control & airport congestion17%
- Extreme weather1%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Extreme weather52%
- Airline (crew, maintenance, cleaning, fueling)24%
- Air traffic control & airport congestion24%
- Security0%
SAN to AUS: common questions
- How often are SAN to AUS flights on time?
- 72% of flights arrived less than 15 minutes late in Aug 2025 – Jul 2026, compared with 78% for all US flights.
- How often are flights from San Diego to Austin cancelled?
- 1.0% of scheduled flights were cancelled (25 of 2,577).
- How long are typical delays?
- Across all flights the average arrival delay was 16 min (early arrivals count as zero). Flights that were late arrived 53 min behind schedule on average, and 8.3% of flights were an hour or more late.
- How long is taxi time at SAN?
- Flights on this route spent 20 min taxiing from the gate to takeoff on average.
Related routes
Return trip: AUS to SAN — 74% on time
More flights from San Diego
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: SAN → AUS, nonstop flights by US airlines that report to the DOT. How we calculate this.