Cincinnati/Northern Kentucky International in April 2025

81.2%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 April 2025, reporting carriers scheduled 2,892 domestic departures from Cincinnati/Northern Kentucky International (CVG). 81.2% left less than 15 minutes late and 78.9% reached their destination on time; 1.0% were cancelled.

Nationally that month, 80.6% of flights departed on time and 79.5% arrived on time, so CVG departures were 0.6 points above the national departure figure.

A year earlier, in April 2024, the airport had 3,582 departures with 84.2% leaving on time: a change of −3.0 points, with flights down 19%.

Flights arriving at CVG that month were on time 75.6% of the time (2,891 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, air carrier 39%, late-arriving aircraft 32% and national aviation system 22%.

On time 78.9%
Arrived 15+ minutes late 20.0%
Cancelled 1.0%
Diverted 0.1%

Every scheduled departure from CVG in April 2025, judged by arrival at the destination.

April 2025 against a year earlier, the airport's year and the nation

Measure	Apr 2025	Apr 2024	CVG, 12 months to Jul 2026	All reported flights, Apr 2025
Departed on time	81.2%	84.2%	79.8%	80.6%
Arrived on time	78.9%	82.7%	77.6%	79.5%
Cancelled	1.0%	0.5%	1.9%	0.8%
Average departure delay (late minutes only)	15.1 min	12.8 min	16.2 min	14.1 min
Scheduled departures a day	96	119	93	19,465
Scheduled departures	2,892	3,582	33,916	583,950

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
DL Delta Air Lines	577	20%	84.6%	4.9 min	0.5%
YX Republic Airline	400	14%	86.5%	-2.0 min	0.5%
F9 Frontier Airlines	367	13%	76.0%	6.0 min	1.6%
G4 Allegiant Air	281	10%	75.4%	9.5 min	0.0%
OH PSA Airlines	262	9%	67.9%	18.0 min	1.9%
AA American Airlines	257	9%	75.9%	6.3 min	2.3%
MQ Envoy Air	228	8%	81.1%	12.9 min	2.2%
WN Southwest Airlines	183	6%	77.6%	7.1 min	0.5%
UA United Airlines	176	6%	79.5%	8.7 min	0.6%
OO SkyWest Airlines	131	5%	71.8%	12.8 min	0.0%
AS Alaska Airlines	30	1%	76.7%	3.3 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
CVG–ORD	Cincinnati to Chicago	358	76.8%	11.7 min	1.7%
CVG–ATL	Cincinnati to Atlanta	233	85.4%	7.5 min	1.3%
CVG–CLT	Cincinnati to Charlotte	195	73.8%	7.0 min	1.5%
CVG–MCO	Cincinnati to Orlando	179	82.7%	4.3 min	0.6%
CVG–DFW	Cincinnati to Dallas/Fort Worth	174	71.3%	14.4 min	2.9%
CVG–BOS	Cincinnati to Boston	124	92.7%	-4.0 min	0.0%
CVG–DEN	Cincinnati to Denver	116	68.1%	20.7 min	1.7%
CVG–PHL	Cincinnati to Philadelphia	110	70.0%	11.4 min	1.8%
CVG–LGA	Cincinnati to New York	101	81.2%	0.7 min	0.0%
CVG–FLL	Cincinnati to Fort Lauderdale	100	78.0%	7.9 min	0.0%
CVG–TPA	Cincinnati to Tampa	95	80.0%	-1.8 min	3.2%
CVG–DCA	Cincinnati to Washington	83	68.7%	22.1 min	2.4%

By scheduled departure hour

100

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

Share of departures that left less than 15 minutes late, by scheduled hour (local time), April 2025.

Delay causes

BTS cause category	Share of delay minutes	National, Apr 2025	Minutes
Air carrier	38.7%	32.7%	17,098
Late-arriving aircraft	32.1%	39.4%	14,174
National Aviation System	21.5%	22.2%	9,505
Extreme weather	7.4%	5.5%	3,290
Security	0.3%	0.2%	111

44,178 delay minutes on 577 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 April 2025?

81.2% of 2,892 scheduled domestic departures left less than 15 minutes late, and 78.9% reached their destination on time. The national figures that month were 80.6% and 79.5%.

How does that compare with a year earlier?

In April 2024, 84.2% of 3,582 departures left on time and 0.5% were cancelled, against 81.2% and 1.0% in April 2025.

Provenance

Source: Bureau of Transportation Statistics, Reporting Carrier On-Time Performance, file for April 2025; 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.