Historical on-time performance
Boston to Charlotte
728 miData through May 2026Source: US DOT · BTS
Flights on BOS–CLT arrive on time 79% of the time over the last 12 months.
On-time rate79%arrived within 15 min
p90 delay40 min1 in 10 flights is worse (tail risk)
Cancelled2.7%of scheduled flights
based on 3,934 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- American AirlinesbestOn-time80%Medianon timep9040 minCancel2.4%Flights2,730
- Republic AirwaysOn-time77%Medianon timep9045 minCancel3.5%Flights1,204
Why flights run late
Delay causes
- Airline32%
- Weather6%
- Air traffic (NAS)17%
- Late aircraft46%
- Security0%
Most delay minutes here are attributed to Late aircraft.
When flights don't go
Why flights were cancelled
- Airline16%
- Weather63%
- Air traffic (NAS)21%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 108 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 BOS → 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 · 5,416 flights
- Middays83% on time · p90 25 min · 3,209 flights
- Afternoons73% on time · p90 55 min · 2,584 flights
- Evenings65% on time · p90 80 min · 2,462 flights
- Overnights64% on time · p90 70 min · 317 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 76% to 83% on time.
- Saturdays83% on time · p90 35 min · 1,680 flights
- Tuesdays83% on time · p90 30 min · 1,941 flights
- Wednesdays82% on time · p90 30 min · 1,984 flights
- Thursdays78% on time · p90 50 min · 2,100 flights
- Fridays78% on time · p90 50 min · 2,122 flights
- Mondays78% on time · p90 40 min · 2,122 flights
- Sundays76% on time · p90 50 min · 2,039 flights
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