Which airline is most reliable for CLT (Charlotte) to SJU (San Juan)?

The most reliable airline on the CLT to SJU route is American Airlines, with an on-time arrival rate of 77%.

How often are flights delayed from CLT to SJU?

About 24% of flights from CLT to SJU experience delays. 76% arrive on time.

What's the average delay on CLT to SJU flights?

When flights from CLT to SJU are delayed, the average delay is approximately 71 minutes.

Is a short connection safe after a CLT to SJU flight?

With 76% of CLT to SJU flights arriving on time and an average delay of 71 minutes when late, a connection under 60 minutes at SJU is risky. We recommend at least 75-90 minutes for domestic connections after this route.

CLT → SJU

CLT (Charlotte) to SJU (San Juan)

CLT (Charlotte) to SJU (San Juan) flights arrive on time 76% of the time. The most reliable airline on this route is American Airlines at 77%. The average delay is 71 minutes. Delays on this route are most often caused by the airline (crew, maintenance, or boarding).

Source: Bureau of Transportation Statistics. Updated October 2026.

CLT → SJU on-time performance by month

JanFebMarAprMayJunJulAugSepOctNovDec

Worse

Better

This route is on time most of the time. About 76% 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 77% on time vs Frontier Airlines at 48%.

Airline Comparison

American Airlines leads at 77% on time; Frontier Airlines trails at 48%.

Accurate?

Good to know

Departing from CLT

78% on time

Expect ~20 min sitting on the taxiway after your gate pushes back. CLT has long runway queues.

TSA is currently ~6 min. Best time: 4 AM (about 5 min).

More about CLT →

Arriving at SJU

75% on time

When flights into SJU are late, the average delay is 76 minutes. Build buffer if you have ground plans.

If connecting at SJU: TSA is ~15 min right now. Allow at least 60 minutes for a domestic connection.

More about SJU →Connection times at SJU →

Flight cancelled or delayed?

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CLT Airport SJU Airport

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Data last updated October 2026. Source: Bureau of Transportation Statistics.