CVG (Cincinnati) to BOS (Boston) flights arrive on time 82% of the time. The most reliable airline on this route is Endeavor Air at 100%. The average delay is 69 minutes. Delays on this route are most often caused by air traffic and busy airspace.
Source: Bureau of Transportation Statistics. Updated October 2026.CVG → BOS
CVG (Cincinnati) to BOS (Boston)
CVG → BOS on-time performance by month
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This route is on time most of the time. About 82% of flights arrive on schedule.
Delays on this route are most often caused by air traffic and busy airspace.
Accurate?
Endeavor Air is significantly more reliable on this route at 100% on time vs Republic Airways at 79%.
Airline Comparison
Endeavor Air leads at 100% on time; Republic Airways trails at 79%.
Accurate?
Good to know
Departing from CVG
80% on timeExpect ~18 min sitting on the taxiway after your gate pushes back. CVG has long runway queues.
TSA is currently ~25 min. Best time: 4 AM (about 5 min).
Arriving at BOS
77% on timeWhen flights into BOS are late, the average delay is 75 minutes. Build buffer if you have ground plans.
If connecting at BOS: TSA is ~33 min right now. Allow at least 60 minutes for a domestic connection.
Flight cancelled or delayed?
Check what Endeavor Air owes you — refund rights, action plan, complaint email. Free.
Flying out of CVG? We'll brief you.
Delays, TSA, weather, gates — we'll let you know if something matters.
Know someone flying soon?
Send them the link — delay data, TSA waits, weather, all free.
Data last updated October 2026. Source: Bureau of Transportation Statistics.