Route
SAN → AUS
San Diego International Airport Austin Bergstrom International Airport
Alerts at SAN and AUS
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Read the story →
Watch Ground Delay Program SAN
Ground Delay Program at San Diego International Airport (SAN): Average 37 minutes, up to 1 hour and 11 minutes
Reason: airport volume
Airport status
How punctual is this route?
- On-time arrivals
- 70.1%
- Less than 15 minutes late
- Cancelled
- 1.0%
- Of scheduled flights
- Average delay when late
- 58 min
- Flights arriving 15+ minutes late
- Flights tracked
- 2,617
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 55%
- Airline (crew, maintenance, cleaning) 25%
- Air traffic control & airport 18%
- Extreme weather 2%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 86.7% | 176 |
| October 2025 | 73.5% | 201 |
| November 2025 | 70.6% | 199 |
| December 2025 | 64.6% | 198 |
| January 2026 | 87.3% | 224 |
| February 2026 | 81.9% | 215 |
| March 2026 | 62.8% | 254 |
| April 2026 | 79.8% | 243 |
| May 2026 | 63.2% | 236 |
| June 2026 | 62.2% | 219 |
| July 2026 | 57.0% | 230 |
| August 2026 | 56.1% | 222 |
Source: U.S. DOT Bureau of Transportation Statistics on-time data, September 2025 – August 2026. Covers flights operated by reporting U.S. carriers. About our data
Airlines on this route
| Airline | Flights | On time | Cancelled | Avg. delay when late |
|---|---|---|---|---|
| Southwest Airlines | 1,457 | 64.6% | 0.5% | 56 min |
| SkyWest Airlines | 1,070 | 78.0% | 1.5% | 64 min |
| Frontier Airlines | 90 | 64.8% | 2.2% | 51 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
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OO3292
22% late · 326 flights
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OO3300
18% late · 249 flights
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OO3031
32% late · 118 flights
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F91878
35% late · 90 flights
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OO3038
22% late · 90 flights
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OO3085
11% late · 70 flights
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OO3250
41% late · 70 flights
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WN1341
36% late · 60 flights
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WN3477
70% late · 60 flights
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WN368
37% late · 58 flights
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WN3996
7% late · 58 flights
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WN1657
38% late · 57 flights
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WN3939
13% late · 55 flights
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WN498
28% late · 54 flights
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WN281
10% late · 52 flights
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WN3475
49% late · 52 flights
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WN1714
16% late · 50 flights
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WN4050
51% late · 49 flights
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WN1883
7% late · 47 flights
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WN526
30% late · 46 flights
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WN682
41% late · 41 flights
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OO3222
6% late · 36 flights
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OO3332
14% late · 36 flights
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WN2328
89% late · 36 flights
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