EWR (Newark) to BUF (Buffalo) flights arrive on time 75% of the time. The most reliable airline on this route is Republic Airways at 88%. The average delay is 72 minutes. Delays on this route are most often caused by the incoming plane arriving late.
Source: Bureau of Transportation Statistics. Updated May 2026.EWR → BUF
EWR (Newark) to BUF (Buffalo)
EWR → BUF on-time performance by month
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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?
Republic Airways is significantly more reliable on this route at 88% on time vs United Airlines at 61%.
Airline Comparison
Republic Airways leads at 88% on time; United Airlines trails at 61%.
Accurate?
Good to know
Departing from EWR
77% on timeExpect ~21 min sitting on the taxiway after your gate pushes back. EWR has long runway queues.
TSA is currently ~27 min. Best time: 4 AM (about 5 min).
EWR cancels 3.1% of flights — higher than average. Have a backup plan.
Arriving at BUF
79% on timeWhen flights into BUF are late, the average delay is 71 minutes. Build buffer if you have ground plans.
If connecting at BUF: TSA is ~12 min right now. Allow at least 60 minutes for a domestic connection.
BUF has a 2.7% cancellation rate — keep the airline app handy for rebooking.
Flight cancelled or delayed?
Check what Republic Airways owes you — refund rights, action plan, complaint email. Free.
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Data last updated May 2026. Source: Bureau of Transportation Statistics.