Nashville International in December 2025

69.7%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 December 2025, reporting carriers scheduled 8,776 domestic departures from Nashville International (BNA). 69.7% left less than 15 minutes late and 74.0% reached their destination on time; 1.0% were cancelled.

Nationally that month, 72.0% of flights departed on time and 71.9% arrived on time, so BNA departures were 2.3 points below the national departure figure.

A year earlier, in December 2024, the airport had 8,071 departures with 79.0% leaving on time: a change of −9.3 points, with flights up 9%.

Flights arriving at BNA that month were on time 72.7% of the time (8,774 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, late-arriving aircraft 49%, air carrier 33% and national aviation system 17%.

On time 74.0%
Arrived 15+ minutes late 24.8%
Cancelled 1.0%
Diverted 0.2%

Every scheduled departure from BNA in December 2025, judged by arrival at the destination.

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

Measure	Dec 2025	Dec 2024	BNA, 12 months to Jul 2026	All reported flights, Dec 2025
Departed on time	69.7%	79.0%	71.0%	72.0%
Arrived on time	74.0%	80.7%	74.4%	71.9%
Cancelled	1.0%	0.4%	1.5%	1.5%
Average departure delay (late minutes only)	19.5 min	13.8 min	18.0 min	21.2 min
Scheduled departures a day	293	269	300	19,410
Scheduled departures	8,776	8,071	109,436	582,304

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
WN Southwest Airlines	5,069	58%	76.3%	5.5 min	0.4%
DL Delta Air Lines	762	9%	75.5%	10.1 min	3.3%
AA American Airlines	698	8%	81.1%	6.3 min	0.1%
YX Republic Airline	665	8%	67.5%	15.4 min	1.8%
UA United Airlines	457	5%	72.0%	9.3 min	0.7%
OO SkyWest Airlines	245	3%	66.5%	24.7 min	0.8%
G4 Allegiant Air	184	2%	64.1%	43.7 min	0.5%
NK Spirit Airlines	174	2%	59.2%	24.2 min	4.0%
MQ Envoy Air	154	2%	70.8%	14.6 min	0.6%
OH PSA Airlines	151	2%	55.0%	30.1 min	4.0%
AS Alaska Airlines	90	1%	48.9%	17.9 min	1.1%
B6 JetBlue Airways	90	1%	58.9%	12.5 min	7.8%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
BNA–ORD	Nashville to Chicago	367	65.4%	23.7 min	0.8%
BNA–ATL	Nashville to Atlanta	344	79.4%	5.1 min	1.7%
BNA–DCA	Nashville to Washington	344	69.8%	13.3 min	0.3%
BNA–LGA	Nashville to New York	325	64.3%	17.9 min	4.9%
BNA–CLT	Nashville to Charlotte	296	75.7%	8.5 min	0.7%
BNA–MCO	Nashville to Orlando	296	75.0%	8.5 min	1.4%
BNA–DEN	Nashville to Denver	279	76.3%	6.3 min	0.4%
BNA–DFW	Nashville to Dallas/Fort Worth	266	81.6%	1.9 min	0.0%
BNA–AUS	Nashville to Austin	251	79.3%	2.9 min	0.0%
BNA–FLL	Nashville to Fort Lauderdale	218	65.1%	14.1 min	1.4%
BNA–MIA	Nashville to Miami	214	79.9%	3.7 min	0.5%
BNA–DAL	Nashville to Dallas	211	79.1%	2.4 min	0.0%

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), December 2025.

Delay causes

BTS cause category	Share of delay minutes	National, Dec 2025	Minutes
Air carrier	32.8%	33.3%	45,831
Late-arriving aircraft	48.9%	41.1%	68,248
National Aviation System	17.0%	19.1%	23,728
Extreme weather	1.2%	6.4%	1,625
Security	0.1%	0.2%	188

139,620 delay minutes on 2,178 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 BNA on time in December 2025?

69.7% of 8,776 scheduled domestic departures left less than 15 minutes late, and 74.0% reached their destination on time. The national figures that month were 72.0% and 71.9%.

How does that compare with a year earlier?

In December 2024, 79.0% of 8,071 departures left on time and 0.4% were cancelled, against 69.7% and 1.0% in December 2025.

Provenance

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