IAD (Washington) to JFK (New York) flights arrive on time 71% of the time. The most reliable airline on this route is Endeavor Air at 78%. The average delay is 75 minutes. Delays on this route are most often caused by the airline (crew, maintenance, or boarding).
Source: Bureau of Transportation Statistics. Updated March 2026.IAD → JFK
IAD (Washington) to JFK (New York)
IAD → JFK on-time performance by month
24
25
JanFebMarAprMayJunJulAugSepOctNovDec
Worse
Better
This route is delayed fairly often. About 71% of flights arrive on schedule.
Delays on this route are most often caused by the airline (crew, maintenance, or boarding).
Accurate?
Endeavor Air edges out Republic Airways on this route — 78% vs 68% on time.
Airline Comparison
Endeavor Air leads at 78% on time; Republic Airways trails at 68%.
Accurate?
Good to know
Departing from IAD
83% on timeExpect ~19 min sitting on the taxiway after your gate pushes back. IAD has long runway queues.
TSA is currently ~5 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 ~5 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 Endeavor Air owes you — refund rights, action plan, complaint email. Free.
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Data last updated March 2026. Source: Bureau of Transportation Statistics.