Route
LAS → SAN
Harry Reid International Airport San Diego International Airport
Alerts at LAS and SAN
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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
- 62.4%
- Less than 15 minutes late
- Cancelled
- 1.0%
- Of scheduled flights
- Average delay when late
- 58 min
- Flights arriving 15+ minutes late
- Flights tracked
- 5,379
- Scheduled flights in the period
What caused the delays
- Air traffic control & airport 35%
- Late-arriving aircraft 34%
- Airline (crew, maintenance, cleaning) 29%
- Extreme weather 2%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 72.5% | 610 |
| October 2025 | 64.0% | 541 |
| November 2025 | 62.2% | 494 |
| December 2025 | 62.7% | 477 |
| January 2026 | 71.9% | 406 |
| February 2026 | 70.4% | 394 |
| March 2026 | 68.2% | 459 |
| April 2026 | 65.1% | 399 |
| May 2026 | 58.4% | 404 |
| June 2026 | 53.9% | 391 |
| July 2026 | 51.6% | 400 |
| August 2026 | 40.9% | 404 |
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 | 3,757 | 58.7% | 0.9% | 54 min |
| SkyWest Airlines | 1,194 | 71.3% | 1.2% | 65 min |
| Frontier Airlines | 350 | 66.9% | 0.9% | 94 min |
| NK | 77 | 82.9% | 1.3% | 153 min |
| Alaska Airlines | 1 | 100.0% | 0.0% | — |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
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OO3741
25% late · 322 flights
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F91469
36% late · 224 flights
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OO3011
39% late · 132 flights
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F91325
28% late · 117 flights
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OO3314
32% late · 103 flights
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OO3627
17% late · 91 flights
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OO3028
27% late · 76 flights
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OO3320
19% late · 70 flights
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OO3428
51% late · 69 flights
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WN4318
52% late · 59 flights
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WN2226
34% late · 58 flights
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WN3843
62% late · 58 flights
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WN2744
32% late · 57 flights
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WN2165
29% late · 55 flights
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WN3274
51% late · 54 flights
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WN4031
44% late · 50 flights
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OO3336
33% late · 48 flights
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WN1081
19% late · 47 flights
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WN3105
19% late · 47 flights
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WN1991
40% late · 46 flights
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WN2799
13% late · 46 flights
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WN428
48% late · 46 flights
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WN1288
88% late · 44 flights
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WN2330
69% late · 44 flights
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