FlightRecord

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

Monthly on-time percentage for SAN to MIA flights50%75%100%June 2024: 83% on-time (30 flights)83Jun 2024July 2024: 68% on-time (31 flights)68August 2024: 77% on-time (31 flights)77September 2024: 90% on-time (30 flights)90Sep 2024October 2024: 87% on-time (31 flights)87November 2024: 96% on-time (55 flights)96December 2024: 72% on-time (73 flights)72Dec 2024January 2025: 90% on-time (68 flights)90February 2025: 84% on-time (56 flights)84March 2025: 79% on-time (62 flights)79Mar 2025April 2025: 83% on-time (59 flights)83May 2025: 91% on-time (35 flights)91June 2025: 83% on-time (30 flights)83Jun 2025July 2025: 81% on-time (31 flights)81August 2025: 87% on-time (31 flights)87September 2025: 93% on-time (30 flights)93Sep 2025October 2025: 83% on-time (57 flights)83November 2025: 85% on-time (60 flights)85December 2025: 91% on-time (47 flights)91Dec 2025January 2026: 85% on-time (62 flights)85February 2026: 86% on-time (56 flights)86March 2026: 61% on-time (62 flights)61Mar 2026April 2026: 93% on-time (60 flights)93May 2026: 87% on-time (62 flights)87

Best time to fly from SAN to MIA

Aim for departures around 10 p.m. (87% on-time); avoid 12 p.m. departures (76%).

On-time percentage by scheduled departure hour, SAN to MIA6 a.m.: 85% on-time (131 flights)612 p.m.: 76% on-time (179 flights)121 p.m.: 79% on-time (91 flights)1310 p.m.: 87% on-time (724 flights)22scheduled departure hour

By day of week

DayOn-timeAvg delay
Monday83%17 min
Tuesdaybest88%25 min
Wednesday86%35 min
Thursday84%35 min
Friday82%32 min
Saturday87%12 min
Sunday76%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.

Based on 1,149 flights, 2024-062026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.