Cincinnati/Northern Kentucky International in September 2023

83.9%departed on time

BTS: A flight is counted as on time if it arrived less than 15 minutes after its scheduled time. Only carriers with at least 0.5 percent of domestic scheduled passenger revenue report.

In September 2023, reporting carriers scheduled 3,291 domestic departures from Cincinnati/Northern Kentucky International (CVG). 83.9% left less than 15 minutes late and 81.8% reached their destination on time; 2.0% were cancelled.

Nationally that month, 80.5% of flights departed on time and 80.1% arrived on time, so CVG departures were 3.4 points above the national departure figure.

Flights arriving at CVG that month were on time 80.1% of the time (3,289 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, late-arriving aircraft 41%, air carrier 29% and national aviation system 27%.

On time 81.8%
Arrived 15+ minutes late 16.0%
Cancelled 2.0%
Diverted 0.2%

Every scheduled departure from CVG in September 2023, judged by arrival at the destination.

September 2023 against a year earlier, the airport's year and the nation

Measure	Sep 2023	Year earlier	CVG, 12 months to Jul 2026	All reported flights, Sep 2023
Departed on time	83.9%	—	79.8%	80.5%
Arrived on time	81.8%	—	77.6%	80.1%
Cancelled	2.0%	—	1.9%	1.2%
Average departure delay (late minutes only)	12.7 min	—	16.2 min	14.1 min
Scheduled departures a day	110	—	93	18,978
Scheduled departures	3,291	—	33,916	569,338

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
DL Delta Air Lines	675	21%	88.1%	-1.9 min	0.4%
9E Endeavor Air	598	18%	80.1%	1.9 min	4.0%
F9 Frontier Airlines	349	11%	76.2%	4.7 min	1.7%
YX Republic Airline	321	10%	78.5%	4.9 min	6.9%
AA American Airlines	275	8%	84.7%	10.4 min	0.7%
MQ Envoy Air	224	7%	82.1%	9.4 min	0.9%
G4 Allegiant Air	215	7%	72.6%	15.2 min	0.5%
WN Southwest Airlines	209	6%	89.0%	-1.4 min	0.5%
UA United Airlines	207	6%	81.2%	7.0 min	1.9%
OH PSA Airlines	181	5%	76.8%	5.6 min	0.6%
AS Alaska Airlines	30	1%	90.0%	3.3 min	0.0%
OO SkyWest Airlines	7	0%	100.0%	-18.3 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
CVG–ATL	Cincinnati to Atlanta	272	90.4%	-4.2 min	0.0%
CVG–LGA	Cincinnati to New York	204	79.4%	10.3 min	5.9%
CVG–JFK	Cincinnati to New York	180	76.1%	3.4 min	10.0%
CVG–DEN	Cincinnati to Denver	179	91.6%	-7.5 min	0.6%
CVG–DCA	Cincinnati to Washington	168	79.2%	5.7 min	1.2%
CVG–EWR	Cincinnati to Newark	168	76.2%	0.6 min	8.3%
CVG–CLT	Cincinnati to Charlotte	166	77.1%	13.8 min	0.0%
CVG–ORD	Cincinnati to Chicago	157	72.6%	15.8 min	0.6%
CVG–DFW	Cincinnati to Dallas/Fort Worth	151	86.8%	6.8 min	1.3%
CVG–BOS	Cincinnati to Boston	144	70.1%	19.4 min	3.5%
CVG–MSP	Cincinnati to Minneapolis	133	93.2%	-8.9 min	0.0%
CVG–MCO	Cincinnati to Orlando	124	81.5%	9.1 min	0.8%

By scheduled departure hour

On-time share:under 62%6270768288% and over

Share of departures that left less than 15 minutes late, by scheduled hour (local time), September 2023.

Delay causes

BTS cause category	Share of delay minutes	National, Sep 2023	Minutes
Air carrier	29.1%	36.4%	11,864
Late-arriving aircraft	41.0%	38.3%	16,736
National Aviation System	27.2%	19.9%	11,097
Extreme weather	2.6%	5.1%	1,053
Security	0.2%	0.2%	72

40,822 delay minutes on 525 flights that arrived 15 or more minutes late and carried a cause report. Carriers assign the categories; see what each category means.

Questions and answers

How many flights left CVG on time in September 2023?

83.9% of 3,291 scheduled domestic departures left less than 15 minutes late, and 81.8% reached their destination on time. The national figures that month were 80.5% and 80.1%.

How does that compare with a year earlier?

September 2022 is outside the 36 months on file, or the airport had too few reported flights that month.

Provenance

Source: Bureau of Transportation Statistics, Reporting Carrier On-Time Performance, file for September 2023; public domain. Domestic scheduled flights by reporting carriers, totals and averages only. The site's data runs through July 2026. Full record for CVG · methodology · corrections.