Historical on-time performance
Philadelphia to Miami
Flights on PHL–MIA arrive on time 76% of the time over the last 12 months.
based on 2,717 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
Not enough comparable data to name a most-on-time carrier — low-data carriers aren't ranked.
- American AirlinesOn-time77%Medianon timep9050 minCancel1.8%Flights2,492
- Frontier AirlinesOn-time66%Medianon timep9085 minCancel2.1%Flights193
- Spirit AirlinesOn-time66%Medianon timep9070 minCancel3.1%Flights32
Why flights run late
Delay causes
- Airline40%
- Weather5%
- Air traffic (NAS)20%
- Late aircraft35%
- Security0%
Most delay minutes here are attributed to Airline.
When flights don't go
Why flights were cancelled
- Airline0%
- Weather92%
- Air traffic (NAS)8%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 50 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 PHL → MIA
All airlines · rolling 36 months (2023-06 .. 2026-05).
Best time of day
Mornings are the most reliable time of day to fly this route — 82% on time.
- Mornings82% on time · p90 30 min · 3,739 flights
- Middays74% on time · p90 65 min · 2,213 flights
- Afternoons74% on time · p90 65 min · 1,316 flights
- Overnights72% on time · p90 60 min · 287 flights
- Evenings63% on time · p90 80 min · 1,994 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 71% to 80% on time.
- Tuesdays80% on time · p90 35 min · 1,268 flights
- Wednesdays78% on time · p90 40 min · 1,259 flights
- Fridays75% on time · p90 55 min · 1,419 flights
- Thursdays73% on time · p90 55 min · 1,399 flights
- Saturdays73% on time · p90 55 min · 1,369 flights
- Mondays73% on time · p90 65 min · 1,399 flights
- Sundays71% on time · p90 65 min · 1,436 flights
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