Route Reliability
San Antonio → Los Angeles
SAT–LAX · 1,211 miles · San Antonio International Airport to Los Angeles International Airport
- 88%
- Arrive within 15 minutes
- 1 min early
- Average arrival delay
- 0.4%
- Cancelled
- 1,921
- Flights in the data
Data through May 2026.
Who flies it best
Ranked by on-time arrivals. Historical results, not predictions.
- 1.American Airlines91%697 flights
- 2.Delta Air Lines90%688 flights
- 3.Spirit Airlines88%199 flights
- 4.Southwest Airlines77%337 flights
What the data says
Morning flights do better here.
SAT–LAX flights departing between 6–9 AM arrived on time 93% of the time, versus 68% between 6–9 PM.
Thursday is the weak spot.
SAT–LAX flights arrived on time 92% of the time on Saturdays. On Thursdays: 85%.
American Airlines runs this route best.
American Airlines arrived on time 91% of the time on this route; Southwest Airlines managed 77%.
Ticking up lately.
SAT–LAX flights arrived on time 87% of the time over the last three months in the data, compared with 83% 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
- Mon89%(283 flights)
- Tue87%(259 flights)
- Wed89%(265 flights)
- Thu85%(277 flights)
- Fri87%(281 flights)
- Sat92%(251 flights)
- Sun86%(292 flights)
- 3–6 AM87%(15 flights)
- 6–9 AM93%(791 flights)
- 9 AM–12 PM92%(52 flights)
- 12–3 PM83%(300 flights)
- 3–6 PM85%(655 flights)
- 6–9 PM68%(90 flights)
- 9 PM–12 AM—(5 flights)
Jun 87% → May 81% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 87% | 185 |
| July 2025 | 88% | 185 |
| August 2025 | 93% | 179 |
| September 2025 | 90% | 155 |
| October 2025 | 90% | 167 |
| November 2025 | 90% | 174 |
| December 2025 | 84% | 177 |
| January 2026 | 81% | 129 |
| February 2026 | 85% | 121 |
| March 2026 | 93% | 144 |
| April 2026 | 87% | 146 |
| May 2026 | 81% | 146 |
Same trip, other airports
Keep nerding
Based on 1,921 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.