Historical on-time performance
Columbus to Miami
990 miData through Dec 2025Source: US DOT · BTS
Flights on CMH–MIA arrive on time 79% of the time over the last 12 months.
On-time rate79%arrived within 15 min
p90 delay35 min1 in 10 flights is worse (tail risk)
Cancelled0.5%of scheduled flights
based on 844 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
Too close to call — no single carrier is clearly more on-time here.
- American AirlinesOn-time84%Medianon timep9015 minCancel3.2%Flights31
- Envoy AirOn-time78%Medianon timep9040 minCancel0.4%Flights813
Why flights run late
Delay causes
- Airline23%
- Weather6%
- Air traffic (NAS)23%
- Late aircraft47%
- Security0%
Most delay minutes here are attributed to Late aircraft.
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly CMH → MIA
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 — 88% on time.
- Mornings88% on time · p90 15 min · 1,430 flights
- Middays73% on time · p90 60 min · 180 flights · limited
- Evenings70% on time · p90 60 min · 912 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 75% to 86% on time.
- Tuesdays86% on time · p90 25 min · 351 flights
- Fridays85% on time · p90 25 min · 367 flights
- Saturdays80% on time · p90 35 min · 384 flights
- Wednesdays80% on time · p90 30 min · 352 flights
- Mondays80% on time · p90 45 min · 364 flights
- Thursdays78% on time · p90 35 min · 361 flights
- Sundays75% on time · p90 45 min · 382 flights
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