Route · SFO → MIA · 2020–2025 BTS data
San Francisco to Miami
The SFO–MIA corridor (San Francisco, CA → Miami, FL) runs ahead of the national average, served by 3 carriers across roughly 2,585 miles.
Data updated 2026-06-13
- 84.3%
- On-time
- +5.3 pts
- vs US avg
- 87 min
- Delay when late
- 7,414
- Flights
Cancelled
0.7%
Best Month
Apr 2025 93%
Worst Month
Aug 2025 68%
Distance
2,585 mi
Carriers
3
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 138 | 26 | 0 | 0 | AA,UA |
| Nov 2025 | 143 | 25 | 0 | 0 | UA,AA |
| Oct 2025 | 123 | 14 | 0 | 0 | AA,UA |
| Sep 2025 | 91 | 20 | 0 | 1 | UA,AA |
| Aug 2025 | 141 | 45 | 0 | 0 | AA,UA |
| Jul 2025 | 155 | 43 | 1 | 0 | AA,UA |
| Jun 2025 | 150 | 33 | 0 | 0 | AA,UA |
| May 2025 | 155 | 23 | 0 | 1 | AA,UA |
| Apr 2025 | 149 | 11 | 0 | 0 | UA,AA |
| Mar 2025 | 153 | 19 | 0 | 1 | AA,UA |
| Feb 2025 | 132 | 16 | 0 | 0 | AA,UA |
| Jan 2025 | 146 | 13 | 0 | 1 | AA,UA |
| Dec 2024 | 146 | 31 | 1 | 0 | AA,UA |
| Nov 2024 | 149 | 16 | 0 | 0 | UA,AA |
| Oct 2024 | 130 | 15 | 1 | 1 | UA,AA |
| Sep 2024 | 120 | 23 | 0 | 2 | UA,AA |
| Aug 2024 | 124 | 25 | 1 | 1 | AA,UA |
| Jul 2024 | 120 | 34 | 3 | 0 | AA,UA |
| Jun 2024 | 96 | 23 | 3 | 0 | AA,UA |
| May 2024 | 119 | 26 | 0 | 0 | AA,UA |
| Apr 2024 | 120 | 31 | 0 | 0 | AA,UA |
| Mar 2024 | 123 | 35 | 0 | 0 | AA,UA |
| Feb 2024 | 130 | 19 | 0 | 0 | AA,UA |
| Jan 2024 | 154 | 40 | 14 | 0 | AA,UA |
Cancellation Rate
0.7%
24 of 3,207 flights
Diversion Rate
0.2%
8 of 3,207 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 →MIA - Miami
Full on-time, delay-cause, and seasonal performance for Miami, FL.
Destination airport →Compare the two airports
See SFO and MIA 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–MIA.
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What the Data Says About SFO to MIA
Bureau of Transportation Statistics records show San Francisco to Miami (SFO to MIA) running a 84.3% on-time rate over 7,414 tracked flights, on the stronger end of a typical domestic pairing. When flights do run late, the average delay is 87.3 minutes. The 2,585-mile corridor is served by 3 carriers, and over the last 24 months 0.7% of 3,207 flights were cancelled, 0.2% diverted.
The monthly split is wide on this route: Apr 2025 posted the strongest performance at 93% on-time, while Aug 2025 came in at just 68% - a 25-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.