Route Reliability
San Francisco → Austin
SFO–AUS · 1,504 miles · San Francisco International Airport to Austin–Bergstrom International Airport
- 77%
- Arrive within 15 minutes
- 8 min
- Average arrival delay
- 0.9%
- Cancelled
- 2,779
- Flights in the data
Data through May 2026.
Who flies it best
Ranked by on-time arrivals. Historical results, not predictions.
- 1.Alaska Airlines85%403 flights
- 2.United Airlines85%1,674 flights
- 3.Delta Air Lines62%407 flights
- 4.Southwest Airlines49%295 flights
What the data says
The 6–9 AM departure wins.
SFO–AUS flights departing between 6–9 AM arrived on time 94% of the time, versus 65% between 9 AM–12 PM.
Sunday scaries are real for this one.
SFO–AUS flights arrived on time 83% of the time on Saturdays. On Sundays: 73%.
Alaska Airlines has a clear lead on this route.
Alaska Airlines arrived on time 85% of the time on this route; Southwest Airlines managed 49%.
Slipping a little lately.
SFO–AUS flights arrived on time 73% of the time over the last three months in the data, compared with 76% in the three months before that.
Best historical flights
Ranked by on-time arrivals, minimum 100 flights. Past performance, not a promise.
Top flights by on-time rate
More flights on this route
The breakdown
- Mon76%(411 flights)
- Tue81%(376 flights)
- Wed78%(387 flights)
- Thu74%(413 flights)
- Fri78%(404 flights)
- Sat83%(340 flights)
- Sun73%(414 flights)
- 6–9 AM94%(634 flights)
- 9 AM–12 PM65%(396 flights)
- 12–3 PM69%(881 flights)
- 3–6 PM70%(275 flights)
- 6–9 PM84%(376 flights)
- 9 PM–12 AM88%(183 flights)
Jun 83% → May 63% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 83% | 227 |
| July 2025 | 74% | 232 |
| August 2025 | 85% | 246 |
| September 2025 | 85% | 227 |
| October 2025 | 80% | 250 |
| November 2025 | 75% | 247 |
| December 2025 | 76% | 259 |
| January 2026 | 77% | 197 |
| February 2026 | 77% | 182 |
| March 2026 | 82% | 209 |
| April 2026 | 73% | 220 |
| May 2026 | 63% | 249 |
Same trip, other airports
Keep nerding
Based on 2,779 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.