Tri Cities in December 2024

76.2%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 December 2024, reporting carriers scheduled 181 domestic departures from Tri Cities (TRI). 76.2% left less than 15 minutes late and 75.7% reached their destination on time; 0.0% were cancelled.

Nationally that month, 77.8% of flights departed on time and 78.1% arrived on time, so TRI departures were 1.6 points below the national departure figure.

A year earlier, in December 2023, the airport had 186 departures with 87.1% leaving on time: a change of −10.9 points, with flights down 3%.

Flights arriving at TRI that month were on time 78.9% of the time (180 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, late-arriving aircraft 55%, air carrier 32% and national aviation system 10%.

On time 75.7%
Arrived 15+ minutes late 23.8%
Cancelled 0.0%
Diverted 0.6%

Every scheduled departure from TRI in December 2024, judged by arrival at the destination.

December 2024 against a year earlier, the airport's year and the nation

Measure	Dec 2024	Dec 2023	TRI, 12 months to Jul 2026	All reported flights, Dec 2024
Departed on time	76.2%	87.1%	76.1%	77.8%
Arrived on time	75.7%	86.6%	77.0%	78.1%
Cancelled	0.0%	0.0%	2.1%	0.7%
Average departure delay (late minutes only)	25.9 min	10.7 min	22.1 min	16.6 min
Scheduled departures a day	6	6	4	19,686
Scheduled departures	181	186	1,483	590,581

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
9E Endeavor Air	126	70%	80.2%	5.6 min	0.0%
OH PSA Airlines	21	12%	61.9%	37.9 min	0.0%
MQ Envoy Air	14	8%	92.9%	-4.4 min	0.0%
DL Delta Air Lines	11	6%	63.6%	36.7 min	0.0%
G4 Allegiant Air	9	5%	33.3%	82.9 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
TRI–ATL	Bristol/Johnson City/Kingsport to Atlanta	137	78.8%	8.1 min	0.0%
TRI–DFW	Bristol/Johnson City/Kingsport to Dallas/Fort Worth	34	73.5%	22.5 min	0.0%
TRI–SFB	Bristol/Johnson City/Kingsport to Sanford	9	33.3%	82.9 min	0.0%
TRI–CLT	Bristol/Johnson City/Kingsport to Charlotte	1	100.0%	-3.0 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 2024.

Delay causes

BTS cause category	Share of delay minutes	National, Dec 2024	Minutes
Air carrier	32.1%	34.3%	1,405
Late-arriving aircraft	54.8%	40.2%	2,398
National Aviation System	10.1%	17.8%	443
Extreme weather	2.9%	7.5%	128
Security	0.0%	0.2%	0

4,374 delay minutes on 43 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 TRI on time in December 2024?

76.2% of 181 scheduled domestic departures left less than 15 minutes late, and 75.7% reached their destination on time. The national figures that month were 77.8% and 78.1%.

How does that compare with a year earlier?

In December 2023, 87.1% of 186 departures left on time and 0.0% were cancelled, against 76.2% and 0.0% in December 2024.

Provenance

Source: Bureau of Transportation Statistics, Reporting Carrier On-Time Performance, file for December 2024; public domain. Domestic scheduled flights by reporting carriers, totals and averages only. The site's data runs through July 2026. Full record for TRI · methodology · corrections.