Route Reliability
Los Angeles → San Diego
LAX–SAN · 109 miles · Los Angeles International Airport to San Diego International Airport
- 87%
- Arrive within 15 minutes
- 2 min
- Average arrival delay
- 0.9%
- Cancelled
- 2,437
- Flights in the data
Data through May 2026.
Who flies it best
Ranked by on-time arrivals. Historical results, not predictions.
- 1.United Airlines90%1,095 flights
- 2.Delta Air Lines85%1,342 flights
What the data says
The late departure is the smart one here.
LAX–SAN flights departing between 9 PM–12 AM arrived on time 91% of the time, versus 83% between 12–3 PM.
Friday is doing you no favors.
LAX–SAN flights arrived on time 92% of the time on Tuesdays. On Fridays: 83%.
United Airlines has a slight edge here.
United Airlines arrived on time 90% of the time on this route; Delta Air Lines managed 85%.
Ticking up lately.
LAX–SAN 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
- Mon86%(352 flights)
- Tue92%(355 flights)
- Wed88%(348 flights)
- Thu88%(355 flights)
- Fri83%(352 flights)
- Sat89%(298 flights)
- Sun84%(354 flights)
- 6–9 AM87%(258 flights)
- 9 AM–12 PM89%(445 flights)
- 12–3 PM83%(352 flights)
- 3–6 PM84%(172 flights)
- 6–9 PM85%(541 flights)
- 9 PM–12 AM91%(646 flights)
Jun 87% → May 88% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 87% | 205 |
| July 2025 | 90% | 209 |
| August 2025 | 91% | 211 |
| September 2025 | 91% | 207 |
| October 2025 | 86% | 208 |
| November 2025 | 88% | 176 |
| December 2025 | 78% | 186 |
| January 2026 | 83% | 194 |
| February 2026 | 89% | 185 |
| March 2026 | 80% | 202 |
| April 2026 | 94% | 207 |
| May 2026 | 88% | 224 |
Keep nerding
Based on 2,437 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.