Historical on-time performance
San Juan to Charlotte
1,474 miData through May 2026Source: US DOT · BTS
Flights on SJU–CLT arrive on time 85% of the time over the last 12 months.
On-time rate85%arrived within 15 min
p90 delay25 min1 in 10 flights is worse (tail risk)
Cancelled1.7%of scheduled flights
based on 992 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- American AirlinesOn-time85%Medianon timep9025 minCancel1.7%Flights992
Why flights run late
Delay causes
- Airline52%
- Weather6%
- Air traffic (NAS)6%
- Late aircraft37%
- Security0%
Most delay minutes here are attributed to Airline.
When flights don't go
Why flights were cancelled
- Airline12%
- Weather65%
- Air traffic (NAS)24%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 17 cancellations with a reported cause (BTS reports causes from June 2003).
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly SJU → CLT
All airlines · rolling 36 months (2023-06 .. 2026-05).
Best time of day
Mornings are the most reliable time of day to fly this route — 87% on time.
- Mornings87% on time · p90 20 min · 1,025 flights
- Middays83% on time · p90 25 min · 629 flights
- Evenings72% on time · p90 45 min · 261 flights
- Afternoons70% on time · p90 50 min · 1,288 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 76% to 81% on time.
- Fridays81% on time · p90 30 min · 465 flights
- Tuesdays80% on time · p90 35 min · 416 flights
- Mondays79% on time · p90 35 min · 463 flights
- Wednesdays78% on time · p90 35 min · 423 flights
- Sundays77% on time · p90 40 min · 497 flights
- Saturdays76% on time · p90 45 min · 456 flights
- Thursdays76% on time · p90 40 min · 486 flights
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