Historical on-time performance
Charlotte to San Juan
1,474 miData through Dec 2025Source: US DOT · BTS
Flights on CLT–SJU arrive on time 76% of the time over the last 12 months.
On-time rate76%arrived within 15 min
p90 delay40 min1 in 10 flights is worse (tail risk)
Cancelled0.5%of scheduled flights
based on 987 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- American AirlinesOn-time76%Medianon timep9040 minCancel0.5%Flights987
Why flights run late
Delay causes
- Airline42%
- Weather6%
- Air traffic (NAS)19%
- Late aircraft33%
- Security0%
Most delay minutes here are attributed to Airline.
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly CLT → SJU
All airlines · rolling 36 months (2023-01 .. 2025-12).
Best time of day
Mornings are the most reliable time of day to fly this route — 86% on time.
- Mornings86% on time · p90 20 min · 673 flights
- Middays76% on time · p90 35 min · 1,212 flights
- Afternoons73% on time · p90 60 min · 384 flights
- Evenings65% on time · p90 75 min · 583 flights
- Overnights46% on time · p90 90 min · 112 flights · limited
Best day of week
On-time rates are fairly even by day on this route — ranging from 70% to 79% on time.
- Wednesdays79% on time · p90 35 min · 395 flights
- Mondays77% on time · p90 45 min · 431 flights
- Tuesdays76% on time · p90 45 min · 391 flights
- Fridays76% on time · p90 45 min · 424 flights
- Saturdays72% on time · p90 45 min · 434 flights
- Thursdays71% on time · p90 45 min · 442 flights
- Sundays70% on time · p90 55 min · 452 flights
Advertisement
Keep exploring