MIA (Miami) to PHL (Philadelphia) flights arrive on time 75% of the time. The most reliable airline on this route is Frontier Airlines at 77%. The average delay is 81 minutes. Delays on this route are most often caused by the incoming plane arriving late.
Source: Bureau of Transportation Statistics. Updated April 2026.MIA → PHL
MIA (Miami) to PHL (Philadelphia)
MIA → PHL on-time performance by month
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JanFebMarAprMayJunJulAugSepOctNovDec
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This route is on time most of the time. About 75% of flights arrive on schedule.
Delays on this route are most often caused by the incoming plane arriving late.
Accurate?
Airlines are roughly equal on this route — Frontier Airlines leads slightly at 77% vs Spirit Airlines at 73%.
Airline Comparison
Frontier Airlines leads at 77% on time; Spirit Airlines trails at 73%.
Accurate?
Good to know
Departing from MIA
76% on timeExpect ~19 min sitting on the taxiway after your gate pushes back. MIA has long runway queues.
TSA is currently ~23 min. Best time: 4 AM (about 5 min).
Arriving at PHL
79% on timeWhen flights into PHL are late, the average delay is 79 minutes. Build buffer if you have ground plans.
If connecting at PHL: TSA is ~16 min right now. Allow at least 60 minutes for a domestic connection.
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Data last updated April 2026. Source: Bureau of Transportation Statistics.