Route · SAN → LAX · 2020–2025 BTS data
San Diego to Los Angeles
The SAN–LAX corridor (San Diego, CA → Los Angeles, CA) runs ahead of the national average, served by 6 carriers across roughly 109 miles.
Data updated 2026-06-13
- 89.5%
- On-time
- +10.5 pts
- vs US avg
- 82 min
- Delay when late
- 9,556
- Flights
Cancelled
0.6%
Best Month
Jul 2025 93%
Worst Month
Oct 2024 78%
Distance
109 mi
Carriers
6
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 188 | 39 | 1 | 0 | UA,OO |
| Nov 2025 | 193 | 27 | 17 | 0 | OO,UA |
| Oct 2025 | 208 | 25 | 0 | 0 | OO,UA |
| Sep 2025 | 209 | 22 | 2 | 0 | UA,OO |
| Aug 2025 | 211 | 16 | 0 | 0 | OO,UA |
| Jul 2025 | 209 | 14 | 0 | 0 | OO |
| Jun 2025 | 205 | 25 | 0 | 0 | OO |
| May 2025 | 229 | 16 | 0 | 0 | OO,UA |
| Apr 2025 | 203 | 25 | 0 | 0 | OO |
| Mar 2025 | 177 | 27 | 0 | 0 | OO |
| Feb 2025 | 168 | 26 | 0 | 0 | OO |
| Jan 2025 | 181 | 21 | 0 | 0 | OO |
| Dec 2024 | 172 | 32 | 6 | 0 | OO |
| Nov 2024 | 176 | 15 | 0 | 0 | OO |
| Oct 2024 | 186 | 40 | 2 | 0 | OO |
| Sep 2024 | 178 | 32 | 0 | 0 | OO |
| Aug 2024 | 185 | 13 | 0 | 0 | OO |
| Jul 2024 | 186 | 34 | 0 | 0 | OO |
| Jun 2024 | 180 | 32 | 0 | 0 | OO |
| May 2024 | 186 | 20 | 0 | 0 | OO |
| Apr 2024 | 180 | 18 | 0 | 0 | OO |
| Mar 2024 | 184 | 16 | 1 | 0 | OO |
| Feb 2024 | 165 | 17 | 0 | 0 | OO |
| Jan 2024 | 178 | 13 | 0 | 0 | OO |
Cancellation Rate
0.6%
29 of 4,537 flights
Diversion Rate
0.0%
0 of 4,537 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
SAN - San Diego
Full on-time, delay-cause, and seasonal performance for San Diego, CA.
Origin airport →LAX - Los Angeles
Full on-time, delay-cause, and seasonal performance for Los Angeles, CA.
Destination airport →Compare the two airports
See SAN and LAX side by side on delays, cancellations, and reliability.
Open comparison tool →Similar routes
Other BTS-tracked routes with comparable performance or trip length to SAN–LAX.
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Routes of a similar trip length
What the Data Says About SAN to LAX
San Diego to Los Angeles (SAN to LAX) is one of the more dependable pairings in the BTS On-Time Performance dataset: a 89.5% on-time rate across 9,556 flights, with delays that do happen averaging 82.0 minutes. The corridor runs roughly 109 miles and is served by 6 carriers. Over the most recent 24 months, 29 of 4,537 flights were cancelled (0.6%) and 0 diverted (0.0%).
Monthly performance varies moderately here: Jul 2025 was the strongest month at 93% on-time versus Oct 2024 at 78%, a 15-point difference.
Frequently Asked Questions
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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.