MIA (Miami) to LGA (New York) flights arrive on time 72% of the time. The most reliable airline on this route is Frontier Airlines at 77%. The average delay is 74 minutes. Delays on this route are most often caused by the incoming plane arriving late.
Source: Bureau of Transportation Statistics. Updated April 2026.MIA → LGA
MIA (Miami) to LGA (New York)
MIA → LGA on-time performance by month
24
25
JanFebMarAprMayJunJulAugSepOctNovDec
Worse
Better
This route is delayed fairly often. About 72% of flights arrive on schedule.
Delays on this route are most often caused by the incoming plane arriving late.
Accurate?
Frontier Airlines is significantly more reliable on this route at 77% on time vs Republic Airways at 60%.
Airline Comparison
Frontier Airlines leads at 77% on time; Republic Airways trails at 60%.
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 ~20 min. Best time: 4 AM (about 5 min).
Arriving at LGA
80% on timeWhen flights into LGA are late, the average delay is 76 minutes. Build buffer if you have ground plans.
If connecting at LGA: TSA is ~33 min right now. Allow at least 60 minutes for a domestic connection.
LGA has a 3.1% 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.