Tri Cities in September 2024

87.2%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 September 2024, reporting carriers scheduled 180 domestic departures from Tri Cities (TRI). 87.2% left less than 15 minutes late and 87.8% reached their destination on time; 0.0% were cancelled.

Nationally that month, 84.4% of flights departed on time and 83.9% arrived on time, so TRI departures were 2.8 points above the national departure figure.

A year earlier, in September 2023, the airport had 280 departures with 90.4% leaving on time: a change of −3.2 points, with flights down 36%.

Flights arriving at TRI that month were on time 90.6% of the time (180 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, air carrier 50%, late-arriving aircraft 28% and national aviation system 20%.

On time 87.8%
Arrived 15+ minutes late 12.2%
Cancelled 0.0%
Diverted 0.0%

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

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

Measure	Sep 2024	Sep 2023	TRI, 12 months to Jul 2026	All reported flights, Sep 2024
Departed on time	87.2%	90.4%	76.1%	84.4%
Arrived on time	87.8%	82.9%	77.0%	83.9%
Cancelled	0.0%	0.4%	2.1%	0.6%
Average departure delay (late minutes only)	7.9 min	5.9 min	22.1 min	10.6 min
Scheduled departures a day	6	9	4	19,421
Scheduled departures	180	280	1,483	582,622

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
9E Endeavor Air	111	62%	91.9%	-7.0 min	0.0%
MQ Envoy Air	60	33%	86.7%	-3.4 min	0.0%
G4 Allegiant Air	9	5%	44.4%	31.6 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
TRI–ATL	Bristol/Johnson City/Kingsport to Atlanta	111	91.9%	-7.0 min	0.0%
TRI–DFW	Bristol/Johnson City/Kingsport to Dallas/Fort Worth	60	86.7%	-3.4 min	0.0%
TRI–SFB	Bristol/Johnson City/Kingsport to Sanford	9	44.4%	31.6 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), September 2024.

Delay causes

BTS cause category	Share of delay minutes	National, Sep 2024	Minutes
Air carrier	49.7%	38.6%	693
Late-arriving aircraft	27.6%	38.4%	385
National Aviation System	20.2%	18.2%	281
Extreme weather	2.5%	4.8%	35
Security	0.0%	0.1%	0

1,394 delay minutes on 22 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 September 2024?

87.2% of 180 scheduled domestic departures left less than 15 minutes late, and 87.8% reached their destination on time. The national figures that month were 84.4% and 83.9%.

How does that compare with a year earlier?

In September 2023, 90.4% of 280 departures left on time and 0.4% were cancelled, against 87.2% and 0.0% in September 2024.

Provenance

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