Historical on-time performance
Cincinnati to Boston
752 miData through Dec 2025Source: US DOT · BTS
Flights on CVG–BOS arrive on time 77% of the time over the last 12 months.
On-time rate77%arrived within 15 min
p90 delay65 min1 in 10 flights is worse (tail risk)
Cancelled1.6%of scheduled flights
based on 1,607 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Envoy AirbestOn-time92%Medianon timep9010 minCancel0.0%Flights305
- Republic AirwaysOn-time73%Medianon timep9070 minCancel1.9%Flights1,302
Why flights run late
Delay causes
- Airline23%
- Weather4%
- Air traffic (NAS)57%
- Late aircraft16%
- Security0%
Most delay minutes here are attributed to Air traffic (NAS).
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly CVG → BOS
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 · 2,228 flights
- Middays82% on time · p90 30 min · 1,016 flights
- Overnights72% on time · p90 75 min · 87 flights · limited
- Evenings70% on time · p90 75 min · 1,298 flights
- Afternoons68% on time · p90 70 min · 747 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 75% to 85% on time.
- Saturdays85% on time · p90 20 min · 585 flights
- Wednesdays83% on time · p90 30 min · 809 flights
- Tuesdays81% on time · p90 35 min · 793 flights
- Thursdays79% on time · p90 50 min · 797 flights
- Sundays78% on time · p90 55 min · 757 flights
- Mondays78% on time · p90 50 min · 824 flights
- Fridays75% on time · p90 60 min · 811 flights
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