Route · SFO → SNA · 2020–2025 BTS data
San Francisco to Santa Ana
The SFO–SNA corridor (San Francisco, CA → Santa Ana, CA) runs ahead of the national average, served by 14 carriers across roughly 372 miles.
Data updated 2026-06-13
- 84.4%
- On-time
- +5.4 pts
- vs US avg
- 61 min
- Delay when late
- 22,048
- Flights
Cancelled
1.2%
Best Month
Aug 2024 88%
Worst Month
Mar 2024 69%
Distance
372 mi
Carriers
14
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 394 | 83 | 9 | 2 | F9,UA,OO |
| Nov 2025 | 445 | 79 | 14 | 1 | OO,UA,F9 |
| Oct 2025 | 448 | 79 | 2 | 1 | OO,UA,F9 |
| Sep 2025 | 436 | 51 | 0 | 0 | UA,OO,F9 |
| Aug 2025 | 424 | 61 | 2 | 0 | OO,F9,UA,AS |
| Jul 2025 | 397 | 90 | 1 | 0 | AS,OO,UA,F9 |
| Jun 2025 | 396 | 74 | 4 | 0 | AS,OO,UA,F9 |
| May 2025 | 445 | 74 | 3 | 0 | AS,OO,UA,F9 |
| Apr 2025 | 359 | 48 | 2 | 0 | F9,OO,UA,AS |
| Mar 2025 | 301 | 68 | 6 | 0 | AS,OO,UA,F9 |
| Feb 2025 | 270 | 52 | 8 | 0 | AS,OO,UA,F9 |
| Jan 2025 | 303 | 52 | 5 | 3 | AS,OO,UA,F9 |
| Dec 2024 | 355 | 68 | 5 | 2 | AS,F9,OO,UA |
| Nov 2024 | 414 | 89 | 9 | 0 | OO,UA,AS,F9 |
| Oct 2024 | 427 | 74 | 4 | 2 | UA,AS,OO,F9 |
| Sep 2024 | 403 | 84 | 2 | 0 | OO,UA,F9 |
| Aug 2024 | 378 | 44 | 1 | 0 | F9,OO,UA |
| Jul 2024 | 349 | 65 | 3 | 0 | F9,OO,UA |
| Jun 2024 | 285 | 54 | 4 | 1 | OO,UA |
| May 2024 | 332 | 61 | 2 | 0 | OO,UA |
| Apr 2024 | 343 | 101 | 10 | 0 | OO,UA |
| Mar 2024 | 340 | 105 | 2 | 0 | OO,UA |
| Feb 2024 | 310 | 88 | 12 | 3 | OO,UA |
| Jan 2024 | 325 | 65 | 0 | 0 | OO,UA |
Cancellation Rate
1.2%
110 of 8,879 flights
Diversion Rate
0.2%
15 of 8,879 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
SFO - San Francisco
Full on-time, delay-cause, and seasonal performance for San Francisco, CA.
Origin airport →SNA - Santa Ana
Full on-time, delay-cause, and seasonal performance for Santa Ana, CA.
Destination airport →Compare the two airports
See SFO and SNA side by side on delays, cancellations, and reliability.
Open comparison tool →Similar routes
Other BTS-tracked routes with comparable performance or trip length to SFO–SNA.
Routes with a similar on-time rate
What the Data Says About SFO to SNA
Bureau of Transportation Statistics records show San Francisco to Santa Ana (SFO to SNA) running a 84.4% on-time rate over 22,048 tracked flights, on the stronger end of a typical domestic pairing. When flights do run late, the average delay is 61.2 minutes. The 372-mile corridor is served by 14 carriers, and over the last 24 months 1.2% of 8,879 flights were cancelled, 0.2% diverted.
The monthly split is wide on this route: Aug 2024 posted the strongest performance at 88% on-time, while Mar 2024 came in at just 69% - a 19-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.