MIA (Miami) to EWR (Newark) flights arrive on time 72% of the time. The most reliable airline on this route is Spirit Airlines at 81%. The average delay is 83 minutes. Delays on this route are most often caused by the incoming plane arriving late.
Source: Bureau of Transportation Statistics. Updated April 2026.MIA → EWR
MIA (Miami) to EWR (Newark)
MIA → EWR on-time performance by month
24
25
JanFebMarAprMayJunJulAugSepOctNovDec
Worse
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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?
Spirit Airlines is significantly more reliable on this route at 81% on time vs American Airlines at 66%.
Airline Comparison
Spirit Airlines leads at 81% on time; American Airlines trails at 66%.
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 EWR
77% on timeWhen flights into EWR are late, the average delay is 77 minutes. Build buffer if you have ground plans.
If connecting at EWR: TSA is ~24 min right now. Allow at least 60 minutes for a domestic connection.
EWR has a 3.1% cancellation rate — keep the airline app handy for rebooking.
Flight cancelled or delayed?
Check what Spirit Airlines owes you — refund rights, action plan, complaint email. Free.
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Data last updated April 2026. Source: Bureau of Transportation Statistics.