Route · MIA → SFO · 2020–2025 BTS data
Miami to San Francisco
The MIA–SFO corridor (Miami, FL → San Francisco, CA) runs behind the national average, served by 4 carriers across roughly 2,585 miles.
Data updated 2026-06-13
- 72.8%
- On-time
- -6.2 pts
- vs US avg
- 73 min
- Delay when late
- 7,410
- Flights
Cancelled
0.9%
Best Month
Apr 2025 88%
Worst Month
Mar 2024 42%
Distance
2,585 mi
Carriers
4
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 137 | 31 | 0 | 0 | AA,UA |
| Nov 2025 | 143 | 26 | 0 | 0 | UA,AA |
| Oct 2025 | 122 | 22 | 0 | 0 | AA,UA |
| Sep 2025 | 91 | 20 | 0 | 0 | UA,AA |
| Aug 2025 | 142 | 41 | 1 | 0 | AA,UA |
| Jul 2025 | 155 | 44 | 1 | 1 | AA,UA |
| Jun 2025 | 150 | 36 | 0 | 0 | AA,UA |
| May 2025 | 155 | 36 | 0 | 2 | AA,UA |
| Apr 2025 | 150 | 18 | 0 | 2 | UA,AA |
| Mar 2025 | 153 | 46 | 0 | 2 | AA,UA |
| Feb 2025 | 132 | 32 | 0 | 0 | AA,UA |
| Jan 2025 | 147 | 29 | 0 | 0 | AA,UA |
| Dec 2024 | 146 | 50 | 1 | 0 | AA,UA |
| Nov 2024 | 149 | 41 | 1 | 0 | UA,AA |
| Oct 2024 | 129 | 30 | 1 | 0 | UA,AA |
| Sep 2024 | 120 | 35 | 1 | 0 | UA,AA |
| Aug 2024 | 124 | 45 | 0 | 0 | AA,UA |
| Jul 2024 | 120 | 45 | 3 | 0 | AA,UA |
| Jun 2024 | 94 | 40 | 3 | 1 | AA,UA |
| May 2024 | 120 | 55 | 0 | 1 | AA,UA |
| Apr 2024 | 120 | 56 | 0 | 0 | AA,UA |
| Mar 2024 | 124 | 72 | 1 | 0 | AA,UA |
| Feb 2024 | 130 | 62 | 1 | 4 | AA,UA |
| Jan 2024 | 154 | 50 | 14 | 4 | AA,UA |
Cancellation Rate
0.9%
28 of 3,207 flights
Diversion Rate
0.5%
17 of 3,207 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
MIA - Miami
Full on-time, delay-cause, and seasonal performance for Miami, FL.
Origin airport →SFO - San Francisco
Full on-time, delay-cause, and seasonal performance for San Francisco, CA.
Destination airport →Compare the two airports
See MIA and SFO side by side on delays, cancellations, and reliability.
Open comparison tool →Similar routes
Other BTS-tracked routes with comparable performance or trip length to MIA–SFO.
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What the Data Says About MIA to SFO
On-time performance on the MIA to SFO pairing (Miami to San Francisco) trails a chunk of the network: 72.8% of 7,410 tracked flights arrived on schedule, with a 72.8-minute average delay on the ones that ran late. The route spans about 2,585 miles across 4 carriers. Cancellations over the trailing 24 months hit 0.9% (28 of 3,207 flights), with 0.5% diverted.
The monthly split is wide on this route: Apr 2025 posted the strongest performance at 88% on-time, while Mar 2024 came in at just 42% - a 46-point swing worth factoring into travel timing.
Frequently Asked Questions
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Flight Guides
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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.