Historical on-time performance
San Antonio to Charlotte
1,095 miData through May 2026Source: US DOT · BTS
Flights on SAT–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)
Cancelled1.8%of scheduled flights
based on 1,371 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 minCancel1.8%Flights1,371
Why flights run late
Delay causes
- Airline48%
- Weather6%
- Air traffic (NAS)6%
- Late aircraft40%
- Security0%
Most delay minutes here are attributed to Airline.
When flights don't go
Why flights were cancelled
- Airline8%
- Weather92%
- Air traffic (NAS)0%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 25 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 SAT → 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 — 88% on time.
- Mornings88% on time · p90 15 min · 2,380 flights
- Middays83% on time · p90 30 min · 844 flights
- Afternoons78% on time · p90 50 min · 202 flights
- Evenings70% on time · p90 60 min · 769 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 81% to 85% on time.
- Wednesdays85% on time · p90 25 min · 591 flights
- Saturdays85% on time · p90 25 min · 576 flights
- Tuesdays83% on time · p90 20 min · 562 flights
- Fridays83% on time · p90 25 min · 618 flights
- Sundays83% on time · p90 30 min · 621 flights
- Thursdays82% on time · p90 30 min · 613 flights
- Mondays81% on time · p90 35 min · 614 flights
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