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Route · BOS → CVG · 2020–2025 BTS data

Boston to Cincinnati

According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), BOS to CVG (Boston to Cincinnati) ranks #1483 of 4927 tracked domestic routes by total flights (most flights = #1).

Data updated 2026-06-13

81.6%
On-time
+2.6 pts
vs US avg
75 min
Delay when late
8,258
Flights
#1483 of 4927
Corpus placement

Cancelled

1.4%

Best Month

Mar 2024 92%

Worst Month

Apr 2025 70%

Distance

752 mi

Carriers

21

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 164 42 0 0 DL,YX,MQ
Nov 2025 171 28 7 0 DL,MQ,YX
Oct 2025 191 44 3 1 YX,MQ
Sep 2025 150 35 8 0 MQ,DL,YX
Aug 2025 140 14 2 0 YX,MQ,DL
Jul 2025 140 34 5 2 YX,MQ
Jun 2025 140 33 0 0 YX,MQ
May 2025 151 39 0 0 YX,F9,MQ
Apr 2025 124 37 0 0 F9,MQ,YX
Mar 2025 116 20 0 0 YX,MQ
Feb 2025 86 24 1 0 YX,MQ
Jan 2025 88 14 4 0 YX,MQ
Dec 2024 152 28 2 0 F9,MQ,YX
Nov 2024 177 18 1 0 YX,MQ,F9
Oct 2024 193 17 0 0 MQ,YX,F9
Sep 2024 188 24 0 0 YX,F9,MQ
Aug 2024 198 36 8 1 F9,MQ,YX
Jul 2024 188 55 5 2 F9,MQ,YX
Jun 2024 185 43 2 0 F9,MQ,YX
May 2024 177 30 0 0 F9,MQ,YX
Apr 2024 152 25 2 0 MQ,YX
Mar 2024 141 11 0 1 MQ,YX
Feb 2024 133 16 1 0 MQ,YX
Jan 2024 138 24 2 0 9E,YX

BOS–CVG seasonal on-time pattern

Best: January (87.1%) · weakest: July (71.4%)

70%75%80%85%90% JanFebMarAprMayJunJulAugSepOctNovDec 81.2%

Strongest calendar month

January

87.1% on-time · ~127 flights/mo

Busiest calendar month

November

~161 flights/mo avg

Weakest calendar month

July

71.4% on-time · ~135 flights/mo

Cancellation Rate

1.4%

53 of 3,683 flights

Diversion Rate

0.2%

7 of 3,683 flights

Explore origin & destination

On-time and delay data for the airports this route connects.

BOS - Boston

Full on-time, delay-cause, and seasonal performance for Boston, MA.

BOS on-time profile

CVG - Cincinnati

Full on-time, delay-cause, and seasonal performance for Cincinnati, OH.

CVG on-time profile

Compare the two airports

See BOS and CVG side by side on delays, cancellations, and reliability.

Compare BOS vs CVG

Origin-hub reliability standing

Mid-pack among BOS departures

From BOS, this corridor sits with 49 other 75–85% on-time routes out of 60 tracked departures, not the hub's reliability leaders (6 at ≥85%) and not the softest ( 5 below 75%). Destination: Cincinnati · fleet on-time rank #2500 of 4927.

What the Data Says About BOS to CVG

8,258 tracked flights put the BOS to CVG pairing (Boston to Cincinnati) at a 81.6% on-time rate, squarely in line with the wider network. Delays that do occur run 75.1 minutes on average. Across the 752-mile route and its 21 carriers, the trailing 24 months show 1.4% cancelled and 0.2% diverted (3,683 flights sampled).

The monthly split is wide on this route: Mar 2024 posted the strongest performance at 92% on-time, while Apr 2025 came in at just 70% - a 22-point swing worth factoring into travel timing.

On the multi-year calendar, BOS–CVG peaks in January at 87.1% on-time while November carries the heaviest traffic (~161 flights per month) ; the softest month is July at 71.4%, a 15.7-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.

Frequently Asked Questions

Where does BOS to CVG rank among US routes by traffic? ▼
According to PlainFlights' route traffic ranking, BOS to CVG ranks #1483 of 4927 tracked domestic routes by total flights (most flights = #1). That ordinal matches our busiest-routes listing (total_flights DESC). See /methodology#corpus-placement for the exact sort basis.
How often are flights delayed from BOS to CVG? ▼
Flights from Boston to Cincinnati have a 81.6% on-time rate based on 8,258 flights. The average delay is 75.1 minutes. The best recent month was Mar 2024 with 92% on-time.
What is the cancellation rate for BOS to CVG? ▼
Over the last 24 months, 1.4% of flights on this route were cancelled (53 of 3,683 flights) and 0.2% were diverted.
How far is the flight from BOS to CVG? ▼
The flight distance from Boston (BOS) to Cincinnati (CVG) is approximately 752 miles. This route is served by 21 carriers.
When is the best time to fly from BOS to CVG? ▼
The best recent month for on-time performance was Mar 2024 (92% on-time). The worst was Apr 2025 (70% on-time). Consider booking during months with historically better performance.

Airports on this route

BOS Airport

Boston
CVG Airport

Cincinnati
Data source

Data Source: Bureau of Transportation Statistics (BTS), On-Time Performance Data. Statistics reflect cumulative performance across all available reporting periods.

Read our methodology - how this data is sourced, computed, and verified.

Using BOS–CVG data

BOS–CVG is mid-pack at 81.6% on-time; month and carrier mix move more than the corridor headline.

  • Compare BOS and CVG airport profiles: delay causes and top routes differ even on the same corridor. BOS airport
  • If your dates flex, January (87.1% on-time) beats July (71.4%) on this corridor. Seasonal chart
  • 4 other routes post a similar 81.6% on-time rate; compare before you commit to this pairing. Similar routes

On-time rate reflects the BTS historical average across all reporting carriers on this origin–destination pair, not any single flight or booking recommendation.

Data sourced from U.S. Department of Transportation Bureau of Transportation Statistics (BTS) On-Time Performance data. See our methodology for details. Retrieved and formatted by PlainFlights

Every figure on PlainFlights is rendered directly from BTS On-Time Performance data, no number is typed in by an editor. This page aggregates this specific route's on-time performance and monthly trend, live from the dataset. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.