GRR (Grand Rapids) to PHL (Philadelphia) flights arrive on time 90% of the time. The most reliable airline on this route is PSA Airlines at 90%. The average delay is 110 minutes. Delays on this route are most often caused by the incoming plane arriving late.
Source: Bureau of Transportation Statistics. Updated May 2026.GRR → PHL
GRR (Grand Rapids) to PHL (Philadelphia)
GRR → PHL on-time performance by month
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JanFebMarAprMayJunJulAugSepOctNovDec
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This route is usually on time. About 90% of flights arrive on schedule.
Delays on this route are most often caused by the incoming plane arriving late.
Accurate?
PSA Airlines edges out Republic Airways on this route — 90% vs 84% on time.
Airline Comparison
PSA Airlines leads at 90% on time; Republic Airways trails at 84%.
Accurate?
Good to know
Departing from GRR
80% on timeExpect ~17 min sitting on the taxiway after your gate pushes back. GRR has long runway queues.
TSA is currently ~13 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 ~31 min right now. Allow at least 60 minutes for a domestic connection.
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Data last updated May 2026. Source: Bureau of Transportation Statistics.