CLT (Charlotte) to SJU (San Juan) flights arrive on time 75% of the time. The most reliable airline on this route is American Airlines at 76%. The average delay is 77 minutes. Delays on this route are most often caused by the airline (crew, maintenance, or boarding).
Source: Bureau of Transportation Statistics. Updated May 2026.CLT → SJU
CLT (Charlotte) to SJU (San Juan)
CLT → SJU on-time performance by month
24
25
JanFebMarAprMayJunJulAugSepOctNovDec
Worse
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This route is delayed fairly often. About 75% of flights arrive on schedule.
Delays on this route are most often caused by the airline (crew, maintenance, or boarding).
Accurate?
American Airlines is significantly more reliable on this route at 76% on time vs Frontier Airlines at 42%.
Airline Comparison
American Airlines leads at 76% on time; Frontier Airlines trails at 42%.
Accurate?
Good to know
Departing from CLT
80% on timeExpect ~19 min sitting on the taxiway after your gate pushes back. CLT has long runway queues.
TSA is currently ~20 min. Best time: 4 AM (about 5 min).
Arriving at SJU
75% 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 ~19 min right now. Allow at least 60 minutes for a domestic connection.
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Data last updated May 2026. Source: Bureau of Transportation Statistics.