Historical on-time performance
San Diego to Miami
2,267 miData through Dec 2025Source: US DOT · BTS
Flights on SAN–MIA arrive on time 85% of the time over the last 12 months.
On-time rate85%arrived within 15 min
p90 delay20 min1 in 10 flights is worse (tail risk)
Cancelled0.5%of scheduled flights
based on 566 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- American AirlinesOn-time85%Medianon timep9020 minCancel0.5%Flights566
Why flights run late
Delay causes
- Airline53%
- Weather7%
- Air traffic (NAS)9%
- Late aircraft31%
- Security0%
Most delay minutes here are attributed to Airline.
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly SAN → MIA
All airlines · rolling 36 months (2023-01 .. 2025-12).
Best time of day
On-time rates are fairly even by time of day on this route — ranging from 73% to 85% on time.
- Overnights85% on time · p90 20 min · 1,051 flights
- Mornings81% on time · p90 40 min · 331 flights
- Middays73% on time · p90 45 min · 120 flights · limited
Best day of week
On-time rates are fairly even by day on this route — ranging from 80% to 89% on time.
- Tuesdays89% on time · p90 15 min · 213 flights
- Mondays85% on time · p90 20 min · 214 flights
- Thursdays84% on time · p90 20 min · 215 flights
- Saturdays84% on time · p90 25 min · 214 flights
- Wednesdays82% on time · p90 25 min · 214 flights
- Sundays80% on time · p90 30 min · 217 flights
- Fridays80% on time · p90 55 min · 215 flights
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