James M Cox/Dayton International in February 2025

72.5%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 February 2025, reporting carriers scheduled 611 domestic departures from James M Cox/Dayton International (DAY). 72.5% left less than 15 minutes late and 69.9% reached their destination on time; 2.9% were cancelled.

Nationally that month, 79.2% of flights departed on time and 77.9% arrived on time, so DAY departures were 6.7 points below the national departure figure.

A year earlier, in February 2024, the airport had 555 departures with 87.6% leaving on time: a change of −15.1 points, with flights up 10%.

Flights arriving at DAY that month were on time 68.3% of the time (612 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, late-arriving aircraft 46%, air carrier 31% and national aviation system 17%.

On time 69.9%
Arrived 15+ minutes late 26.5%
Cancelled 2.9%
Diverted 0.7%

Every scheduled departure from DAY in February 2025, judged by arrival at the destination.

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

Measure	Feb 2025	Feb 2024	DAY, 12 months to Jul 2026	All reported flights, Feb 2025
Departed on time	72.5%	87.6%	78.8%	79.2%
Arrived on time	69.9%	84.1%	77.4%	77.9%
Cancelled	2.9%	0.4%	2.7%	1.5%
Average departure delay (late minutes only)	26.4 min	11.5 min	20.9 min	15.3 min
Scheduled departures a day	20	19	22	16,830
Scheduled departures	611	555	7,918	504,884

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
OH PSA Airlines	293	48%	64.2%	25.9 min	5.1%
OO SkyWest Airlines	138	23%	66.7%	19.4 min	1.4%
DL Delta Air Lines	106	17%	89.6%	-14.9 min	0.0%
YX Republic Airline	27	4%	85.2%	-5.0 min	3.7%
MQ Envoy Air	24	4%	79.2%	4.8 min	0.0%
G4 Allegiant Air	23	4%	43.5%	65.7 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
DAY–ORD	Dayton to Chicago	111	61.3%	24.3 min	1.8%
DAY–ATL	Dayton to Atlanta	106	89.6%	-14.9 min	0.0%
DAY–CLT	Dayton to Charlotte	102	71.6%	25.6 min	4.9%
DAY–DCA	Dayton to Washington	100	49.0%	37.3 min	9.0%
DAY–DFW	Dayton to Dallas/Fort Worth	100	76.0%	6.4 min	0.0%
DAY–DEN	Dayton to Denver	28	85.7%	1.5 min	0.0%
DAY–LGA	Dayton to New York	26	88.5%	-8.2 min	3.8%
DAY–PHL	Dayton to Philadelphia	15	60.0%	56.6 min	6.7%
DAY–PGD	Dayton to Punta Gorda	10	50.0%	8.2 min	0.0%
DAY–PIE	Dayton to St. Petersburg	8	50.0%	150.4 min	0.0%
DAY–SFB	Dayton to Sanford	5	20.0%	45.4 min	0.0%

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), February 2025.

Delay causes

BTS cause category	Share of delay minutes	National, Feb 2025	Minutes
Air carrier	30.7%	33.9%	5,006
Late-arriving aircraft	46.1%	36.9%	7,528
National Aviation System	17.1%	22.5%	2,786
Extreme weather	6.2%	6.6%	1,006
Security	0.0%	0.1%	0

16,326 delay minutes on 162 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 DAY on time in February 2025?

72.5% of 611 scheduled domestic departures left less than 15 minutes late, and 69.9% reached their destination on time. The national figures that month were 79.2% and 77.9%.

How does that compare with a year earlier?

In February 2024, 87.6% of 555 departures left on time and 0.4% were cancelled, against 72.5% and 2.9% in February 2025.

Provenance

Source: Bureau of Transportation Statistics, Reporting Carrier On-Time Performance, file for February 2025; public domain. Domestic scheduled flights by reporting carriers, totals and averages only. The site's data runs through July 2026. Full record for DAY · methodology · corrections.