Historical on-time performance
Charlotte to St. Louis
Flights on CLT–STL arrive on time 75% of the time over the last 12 months.
based on 1,634 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
Not enough comparable data to name a most-on-time carrier — low-data carriers aren't ranked.
- PSA AirlinesOn-time84%Medianon timep9010 minCancel9.4%Flights32
- American AirlinesOn-time76%Medianon timep9055 minCancel1.4%Flights1,480
- Southwest AirlinesOn-time70%Medianon timep9060 minCancel0.8%Flights122
Why flights run late
Delay causes
- Airline30%
- Weather8%
- Air traffic (NAS)7%
- Late aircraft56%
- Security0%
Most delay minutes here are attributed to Late aircraft.
When flights don't go
Why flights were cancelled
- Airline8%
- Weather79%
- Air traffic (NAS)13%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 24 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 CLT → STL
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 — 85% on time.
- Mornings85% on time · p90 20 min · 1,069 flights
- Middays82% on time · p90 35 min · 1,451 flights
- Afternoons69% on time · p90 60 min · 1,044 flights
- Evenings68% on time · p90 70 min · 1,370 flights
- Overnights65% on time · p90 70 min · 912 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 71% to 80% on time.
- Wednesdays80% on time · p90 50 min · 811 flights
- Tuesdays79% on time · p90 45 min · 792 flights
- Thursdays74% on time · p90 55 min · 869 flights
- Saturdays74% on time · p90 50 min · 762 flights
- Fridays72% on time · p90 50 min · 867 flights
- Sundays71% on time · p90 55 min · 879 flights
- Mondays71% on time · p90 55 min · 868 flights
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