EWR (Newark) to IAD (Washington) flights arrive on time 73% of the time. The most reliable airline on this route is Republic Airways at 78%. 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 October 2026.EWR → IAD
EWR (Newark) to IAD (Washington)
EWR → IAD on-time performance by month
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JanFebMarAprMayJunJulAugSepOctNovDec
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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?
Republic Airways edges out United Airlines on this route — 78% vs 73% on time.
Airline Comparison
Republic Airways leads at 78% on time; United Airlines trails at 73%.
Accurate?
Good to know
Departing from EWR
78% on timeExpect ~22 min sitting on the taxiway after your gate pushes back. EWR has long runway queues.
TSA is currently ~36 min. Best time: 4 AM (about 5 min).
EWR cancels 2.8% of flights — higher than average. Have a backup plan.
Arriving at IAD
82% on timeWhen flights into IAD are late, the average delay is 75 minutes. Build buffer if you have ground plans.
If connecting at IAD: TSA is ~8 min right now. Allow at least 60 minutes for a domestic connection.
Flight cancelled or delayed?
Check what Republic Airways owes you — refund rights, action plan, complaint email. Free.
Flying out of EWR? We'll brief you.
Delays, TSA, weather, gates — we'll let you know if something matters.
Know someone flying soon?
Send them the link — delay data, TSA waits, weather, all free.
Data last updated October 2026. Source: Bureau of Transportation Statistics.