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Route · MIA → CVG · 2020–2025 BTS data

Miami to Cincinnati

According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), MIA to CVG (Miami to Cincinnati) ranks #2222 of 4927 tracked domestic routes by total flights (most flights = #1).

Data updated 2026-06-13

77.9%
On-time
-1.1 pts
vs US avg
68 min
Delay when late
5,639
Flights
#2222 of 4927
Corpus placement

Cancelled

1.0%

Best Month

Oct 2024 90%

Worst Month

Aug 2025 55%

Distance

948 mi

Carriers

13

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 107 26 0 0 DL,F9,AA,MQ
Nov 2025 87 12 0 0 MQ,AA
Oct 2025 68 10 0 0 F9,MQ
Sep 2025 60 14 0 0 MQ
Aug 2025 73 33 0 0 F9,MQ
Jul 2025 77 29 0 0 F9,MQ
Jun 2025 74 26 0 0 F9,MQ
May 2025 75 13 1 0 F9,MQ
Apr 2025 79 17 2 0 F9,MQ
Mar 2025 139 26 4 0 F9,MQ
Feb 2025 109 21 1 0 YX,F9,MQ
Jan 2025 113 26 4 0 YX,F9,MQ
Dec 2024 109 23 0 0 F9,MQ
Nov 2024 97 11 0 0 MQ,F9,AA
Oct 2024 90 9 2 0 MQ,F9,AA
Sep 2024 70 18 0 0 F9,MQ
Aug 2024 72 26 2 1 F9,MQ,YX
Jul 2024 80 22 0 0 F9,MQ
Jun 2024 81 18 5 0 F9,MQ
May 2024 111 33 1 0 F9,MQ
Apr 2024 113 14 0 0 F9,MQ
Mar 2024 140 37 1 0 F9,MQ
Feb 2024 110 17 0 0 F9,MQ
Jan 2024 103 25 0 0 F9,MQ

MIA–CVG seasonal on-time pattern

Best: November (85.8%) · weakest: June (65.7%)

60%65%70%75%80%85%90% JanFebMarAprMayJunJulAugSepOctNovDec 78.6%

Strongest calendar month

November

85.8% on-time · ~83 flights/mo

Busiest calendar month

March

~113 flights/mo avg

Weakest calendar month

June

65.7% on-time · ~77 flights/mo

Cancellation Rate

1.0%

23 of 2,237 flights

Diversion Rate

0.0%

1 of 2,237 flights

Explore origin & destination

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

MIA - Miami

Full on-time, delay-cause, and seasonal performance for Miami, FL.

MIA 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 MIA and CVG side by side on delays, cancellations, and reliability.

Compare MIA vs CVG

Origin-hub reliability standing

Mid-pack among MIA departures

From MIA, this corridor sits with 37 other 75–85% on-time routes out of 63 tracked departures, not the hub's reliability leaders (1 at ≥85%) and not the softest ( 25 below 75%). Destination: Cincinnati · fleet on-time rank #3872 of 4927.

What the Data Says About MIA to CVG

The Miami to Cincinnati corridor (MIA to CVG) posts a 77.9% on-time rate on the lower edge of the average band, based on 5,639 tracked flights. Late flights run 68.1 minutes behind on average. 13 carriers cover the 948-mile route; over the last 24 months, 23 of 2,237 flights were cancelled (1.0%) and 0.0% diverted.

The monthly split is wide on this route: Oct 2024 posted the strongest performance at 90% on-time, while Aug 2025 came in at just 55% - a 35-point swing worth factoring into travel timing.

On the multi-year calendar, MIA–CVG peaks in November at 85.8% on-time while March carries the heaviest traffic (~113 flights per month) ; the softest month is June at 65.7%, a 20.1-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.

Frequently Asked Questions

Where does MIA to CVG rank among US routes by traffic? ▼
According to PlainFlights' route traffic ranking, MIA to CVG ranks #2222 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 MIA to CVG? ▼
Flights from Miami to Cincinnati have a 77.9% on-time rate based on 5,639 flights. The average delay is 68.1 minutes. The best recent month was Oct 2024 with 90% on-time.
What is the cancellation rate for MIA to CVG? ▼
Over the last 24 months, 1.0% of flights on this route were cancelled (23 of 2,237 flights) and 0.0% were diverted.
How far is the flight from MIA to CVG? ▼
The flight distance from Miami (MIA) to Cincinnati (CVG) is approximately 948 miles. This route is served by 13 carriers.
When is the best time to fly from MIA to CVG? ▼
The best recent month for on-time performance was Oct 2024 (90% on-time). The worst was Aug 2025 (55% on-time). Consider booking during months with historically better performance.

Airports on this route

MIA Airport

Miami
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 MIA–CVG data

MIA–CVG is mid-pack at 77.9% on-time; month and carrier mix move more than the corridor headline.

  • Compare MIA and CVG airport profiles: delay causes and top routes differ even on the same corridor. MIA airport
  • If your dates flex, November (85.8% on-time) beats June (65.7%) on this corridor. Seasonal chart
  • 4 other routes post a similar 77.9% 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.