DCA (Washington) to SJU (San Juan) flights arrive on time 78% of the time. The most reliable airline on this route is JetBlue Airways at 78%. The average delay is 77 minutes. Delays on this route are most often caused by air traffic and busy airspace.
Source: Bureau of Transportation Statistics. Updated August 2026.DCA → SJU
DCA (Washington) to SJU (San Juan)
DCA → SJU on-time performance by month
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JanFebMarAprMayJunJulAugSepOctNovDec
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This route is on time most of the time. About 78% of flights arrive on schedule.
Delays on this route are most often caused by air traffic and busy airspace.
Accurate?
Accurate?
Good to know
Departing from DCA
75% on timeExpect ~21 min sitting on the taxiway after your gate pushes back. DCA has long runway queues.
TSA is currently ~19 min. Best time: 4 AM (about 5 min).
DCA cancels 3.2% of flights — higher than average. Have a backup plan.
Arriving at SJU
76% on timeWhen flights into SJU are late, the average delay is 75 minutes. Build buffer if you have ground plans.
If connecting at SJU: TSA is ~28 min right now. Allow at least 60 minutes for a domestic connection.
Flight cancelled or delayed?
Check what JetBlue Airways owes you — refund rights, action plan, complaint email. Free.
Flying out of DCA? 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 August 2026. Source: Bureau of Transportation Statistics.