MIA (Miami) to JFK (New York) flights arrive on time 73% of the time. The most reliable airline on this route is Frontier Airlines at 80%. The average delay is 82 minutes. Delays on this route are most often caused by the incoming plane arriving late.
Source: Bureau of Transportation Statistics. Updated April 2026.MIA → JFK
MIA (Miami) to JFK (New York)
MIA → JFK on-time performance by month
24
25
JanFebMarAprMayJunJulAugSepOctNovDec
Worse
Better
This route is delayed fairly often. About 73% of flights arrive on schedule.
Delays on this route are most often caused by the incoming plane arriving late.
Accurate?
Frontier Airlines edges out JetBlue Airways on this route — 80% vs 70% on time.
Airline Comparison
Frontier Airlines leads at 80% on time; JetBlue Airways trails at 70%.
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 JFK
78% on timeWhen flights into JFK are late, the average delay is 78 minutes. Build buffer if you have ground plans.
If connecting at JFK: TSA is ~32 min right now. Allow at least 60 minutes for a domestic connection.
JFK has a 2.3% cancellation rate — keep the airline app handy for rebooking.
Flight cancelled or delayed?
Check what Frontier Airlines owes you — refund rights, action plan, complaint email. Free.
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Data last updated April 2026. Source: Bureau of Transportation Statistics.