San Diego (SAN) to Miami (MIA): On-Time Performance
Data through May 2026
The calendar drives reliability on SAN–MIA. November 2024 flights landed on schedule 96% of the time, but March 2026 dropped to 61% — a gap of 35 points. Across the full period the route averages 84% on-time against a national 78%.
- On-time
- 84%
- arrived <15 min late
- Avg delay
- 27 min
- completed flights
- Cancelled
- 0.9%
- Flights/day
- 1.6
- last 12 months
- Duration
- 4h 55m
- scheduled
- Distance
- 2,267 mi
Monthly on-time trend
Best time to fly from SAN to MIA
Aim for departures around 10 p.m. (87% on-time); avoid 12 p.m. departures (76%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 83% | 17 min |
| Tuesdaybest | 88% | 25 min |
| Wednesday | 86% | 35 min |
| Thursday | 84% | 35 min |
| Friday | 82% | 32 min |
| Saturday | 87% | 12 min |
| Sunday | 76% | 31 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft33%
- Airline operations50%
- National airspace system9%
- Weather8%
Frequently asked questions
- How often are flights from SAN to MIA delayed?
- 16% of SAN–MIA flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-06 and 2026-05. The average arrival delay across completed flights was 27 minutes.
- What is the best time of day to fly from SAN to MIA?
- Departures around 10 p.m. have the best record (87% on-time), while departures around 12 p.m. have the worst (76%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from SAN to MIA?
- The scheduled SAN–MIA flight time averages 4h 55m over 2,267 miles. Actual arrival times vary — flights on this route land 15+ minutes late 16% of the time.
- How often are SAN to MIA flights cancelled?
- 0.9% of scheduled flights on this route were cancelled between 2024-06 and 2026-05, at or below the national rate of 1.6%.
- What is the worst month to fly from SAN to MIA?
- March 2026 was the roughest month in this dataset, with only 61% of arrivals on time. The best was November 2024 at 96%. If your dates are flexible, that 35-point gap is worth planning around.
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Based on 1,149 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.