Route Reliability
San Diego → FAT
SAN–FAT · 314 miles · San Diego International Airport to FAT Airport
- 80%
- Arrive within 15 minutes
- 2 min
- Average arrival delay
- 1.7%
- Cancelled
- 1,798
- Flights in the data
Data through May 2026.
Who flies it best
Ranked by on-time arrivals. Historical results, not predictions.
- 1.Southwest Airlines82%456 flights
- 2.Alaska Airlines79%1,342 flights
What the data says
Morning flights do better here.
SAN–FAT flights departing between 6–9 AM arrived on time 90% of the time, versus 72% between 6–9 PM.
Friday is doing you no favors.
SAN–FAT flights arrived on time 86% of the time on Saturdays. On Fridays: 75%.
Not much between Southwest Airlines and Alaska Airlines.
On this route they all land within 79% to 82% on time. Pick on schedule and price.
Slipping a little lately.
SAN–FAT flights arrived on time 81% of the time over the last three months in the data, compared with 84% 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
- Mon76%(264 flights)
- Tue86%(248 flights)
- Wed86%(243 flights)
- Thu76%(263 flights)
- Fri75%(268 flights)
- Sat86%(214 flights)
- Sun76%(266 flights)
- 6–9 AM90%(431 flights)
- 9 AM–12 PM86%(232 flights)
- 12–3 PM74%(222 flights)
- 3–6 PM79%(319 flights)
- 6–9 PM72%(195 flights)
- 9 PM–12 AM73%(367 flights)
Jun 77% → May 77% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 77% | 120 |
| July 2025 | 74% | 122 |
| August 2025 | 75% | 118 |
| September 2025 | 80% | 105 |
| October 2025 | 78% | 174 |
| November 2025 | 80% | 172 |
| December 2025 | 75% | 170 |
| January 2026 | 88% | 140 |
| February 2026 | 89% | 140 |
| March 2026 | 88% | 163 |
| April 2026 | 79% | 164 |
| May 2026 | 77% | 178 |
Keep nerding
Based on 1,798 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.