Route · SAN → SMF · 2020–2025 BTS data
San Diego to Sacramento
The SAN–SMF corridor (San Diego, CA → Sacramento, CA) runs ahead of the national average, served by 15 carriers across roughly 480 miles.
Data updated 2026-06-13
- 81.6%
- On-time
- +2.6 pts
- vs US avg
- 55 min
- Delay when late
- 30,295
- Flights
Cancelled
0.8%
Best Month
Jan 2025 87%
Worst Month
Oct 2024 69%
Distance
480 mi
Carriers
15
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 398 | 116 | 7 | 0 | WN,AS,OO |
| Nov 2025 | 441 | 101 | 15 | 0 | OO,AS,WN |
| Oct 2025 | 421 | 99 | 0 | 0 | AS,OO,WN |
| Sep 2025 | 416 | 77 | 4 | 1 | WN,OO |
| Aug 2025 | 442 | 98 | 1 | 0 | OO,WN |
| Jul 2025 | 465 | 130 | 2 | 0 | OO,WN |
| Jun 2025 | 449 | 122 | 5 | 0 | OO,WN |
| May 2025 | 444 | 92 | 1 | 0 | OO,WN |
| Apr 2025 | 430 | 92 | 4 | 0 | OO,WN |
| Mar 2025 | 427 | 110 | 3 | 2 | OO,WN,F9 |
| Feb 2025 | 366 | 65 | 1 | 0 | OO,WN,F9 |
| Jan 2025 | 391 | 51 | 7 | 2 | OO,WN,F9 |
| Dec 2024 | 443 | 132 | 13 | 1 | F9,NK,OO,WN |
| Nov 2024 | 463 | 108 | 0 | 0 | OO,NK,WN,F9 |
| Oct 2024 | 495 | 154 | 9 | 0 | OO,WN,NK,F9 |
| Sep 2024 | 468 | 123 | 0 | 0 | WN,OO,F9,NK |
| Aug 2024 | 501 | 106 | 2 | 0 | F9,NK,WN,OO |
| Jul 2024 | 492 | 153 | 1 | 0 | NK,OO,WN |
| Jun 2024 | 474 | 140 | 4 | 0 | NK,OO,WN |
| May 2024 | 463 | 70 | 0 | 0 | NK,OO,WN |
| Apr 2024 | 448 | 80 | 2 | 1 | NK,OO,WN |
| Mar 2024 | 427 | 95 | 1 | 0 | OO,WN |
| Feb 2024 | 377 | 64 | 3 | 0 | OO,WN |
| Jan 2024 | 409 | 83 | 2 | 0 | WN,OO |
Cancellation Rate
0.8%
87 of 10,550 flights
Diversion Rate
0.1%
7 of 10,550 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 →SMF - Sacramento
Full on-time, delay-cause, and seasonal performance for Sacramento, CA.
Destination airport →Compare the two airports
See SAN and SMF 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–SMF.
Routes with a similar on-time rate
What the Data Says About SAN to SMF
30,295 tracked flights put the SAN to SMF pairing (San Diego to Sacramento) at a 81.6% on-time rate, squarely in line with the wider network. Delays that do occur run 55.3 minutes on average. Across the 480-mile route and its 15 carriers, the trailing 24 months show 0.8% cancelled and 0.1% diverted (10,550 flights sampled).
The monthly split is wide on this route: Jan 2025 posted the strongest performance at 87% on-time, while Oct 2024 came in at just 69% - a 18-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.