Historical on-time performance
Miami to San Antonio
Flights on MIA–SAT arrive on time 62% of the time over the last 12 months.
based on 399 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- American AirlinesOn-time62%Medianon timep9060 minCancel1.5%Flights399
Why flights run late
Delay causes
- Airline38%
- Weather2%
- Air traffic (NAS)12%
- Late aircraft47%
- Security1%
Most delay minutes here are attributed to Late aircraft.
When flights don't go
Why flights were cancelled
- Airline0%
- Weather100%
- Air traffic (NAS)0%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 6 cancellations with a reported cause (BTS reports causes from June 2003).
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly MIA → SAT
All airlines · rolling 36 months (2023-06 .. 2026-05).
Best time of day
On-time rates are fairly even by time of day on this route — ranging from 64% to 71% on time.
- Afternoons71% on time · p90 50 min · 276 flights
- Middays68% on time · p90 35 min · 186 flights · limited
- Overnights64% on time · p90 60 min · 1,046 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 59% to 75% on time.
- Tuesdays75% on time · p90 45 min · 217 flights
- Wednesdays70% on time · p90 35 min · 218 flights
- Fridays68% on time · p90 55 min · 227 flights
- Mondays66% on time · p90 55 min · 227 flights
- Thursdays65% on time · p90 55 min · 222 flights
- Sundays60% on time · p90 70 min · 225 flights
- Saturdays59% on time · p90 70 min · 234 flights
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