SJU (San Juan) to DEN (Denver) flights arrive on time 80% of the time. The most reliable airline on this route is United Airlines at 79%. The average delay is 49 minutes. Delays on this route are most often caused by air traffic and busy airspace.
Source: Bureau of Transportation Statistics. Updated October 2026.SJU → DEN
SJU (San Juan) to DEN (Denver)
SJU → DEN on-time performance by month
24
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JanFebMarAprMayJunJulAugSepOctNovDec
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This route is on time most of the time. About 80% 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 SJU
75% on timeExpect ~18 min sitting on the taxiway after your gate pushes back. SJU has long runway queues.
TSA is currently ~7 min. Best time: 4 AM (about 7 min).
Arriving at DEN
78% on timeWhen flights into DEN are late, the average delay is 68 minutes. Build buffer if you have ground plans.
If connecting at DEN: TSA is ~5 min right now. Allow at least 60 minutes for a domestic connection.
Flight cancelled or delayed?
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Flying out of SJU? We'll brief you.
Delays, TSA, weather, gates — we'll let you know if something matters.
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Data last updated October 2026. Source: Bureau of Transportation Statistics.