Route · FAT → SAN · 2020–2025 BTS data
Fresno to San Diego
The FAT–SAN corridor (Fresno, CA → San Diego, CA) runs ahead of the national average, served by 6 carriers across roughly 314 miles.
Data updated 2026-06-13
- 82.3%
- On-time
- +3.3 pts
- vs US avg
- 64 min
- Delay when late
- 4,967
- Flights
Cancelled
1.0%
Best Month
Apr 2024 93%
Worst Month
Dec 2024 52%
Distance
314 mi
Carriers
6
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 163 | 49 | 2 | 1 | WN,OO |
| Nov 2025 | 175 | 44 | 2 | 0 | OO,WN |
| Oct 2025 | 178 | 45 | 2 | 2 | OO,WN |
| Sep 2025 | 107 | 16 | 2 | 1 | OO |
| Aug 2025 | 119 | 23 | 1 | 1 | OO |
| Jul 2025 | 123 | 22 | 1 | 1 | OO |
| Jun 2025 | 120 | 24 | 0 | 0 | OO |
| May 2025 | 118 | 23 | 2 | 0 | OO |
| Apr 2025 | 97 | 32 | 0 | 2 | OO |
| Mar 2025 | 78 | 21 | 0 | 1 | OO |
| Feb 2025 | 52 | 19 | 2 | 0 | AS,OO |
| Jan 2025 | 60 | 20 | 0 | 2 | AS,OO |
| Dec 2024 | 93 | 45 | 5 | 0 | AS,OO |
| Nov 2024 | 109 | 41 | 0 | 1 | OO |
| Oct 2024 | 113 | 40 | 5 | 1 | OO |
| Sep 2024 | 85 | 16 | 0 | 0 | OO |
| Aug 2024 | 91 | 15 | 0 | 1 | OO |
| Jul 2024 | 91 | 23 | 0 | 0 | OO |
| Jun 2024 | 88 | 22 | 0 | 0 | OO |
| May 2024 | 66 | 9 | 0 | 0 | OO |
| Apr 2024 | 59 | 4 | 0 | 0 | OO |
| Mar 2024 | 76 | 15 | 0 | 0 | OO |
| Feb 2024 | 69 | 7 | 0 | 0 | OO |
| Jan 2024 | 70 | 7 | 0 | 0 | OO |
Cancellation Rate
1.0%
24 of 2,400 flights
Diversion Rate
0.6%
14 of 2,400 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
FAT - Fresno
Full on-time, delay-cause, and seasonal performance for Fresno, CA.
Origin airport →SAN - San Diego
Full on-time, delay-cause, and seasonal performance for San Diego, CA.
Destination airport →Compare the two airports
See FAT and SAN side by side on delays, cancellations, and reliability.
Open comparison tool →Similar routes
Other BTS-tracked routes with comparable performance or trip length to FAT–SAN.
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What the Data Says About FAT to SAN
Bureau of Transportation Statistics records show Fresno to San Diego (FAT to SAN) running a 82.3% on-time rate over 4,967 tracked flights, on the stronger end of a typical domestic pairing. When flights do run late, the average delay is 63.9 minutes. The 314-mile corridor is served by 6 carriers, and over the last 24 months 1.0% of 2,400 flights were cancelled, 0.6% diverted.
The monthly split is wide on this route: Apr 2024 posted the strongest performance at 93% on-time, while Dec 2024 came in at just 52% - a 42-point swing worth factoring into travel timing.
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.