McGhee Tyson in October 2023

88.7%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 October 2023, reporting carriers scheduled 1,349 domestic departures from McGhee Tyson (TYS). 88.7% left less than 15 minutes late and 87.8% reached their destination on time; 0.1% were cancelled.

Nationally that month, 83.8% of flights departed on time and 84.0% arrived on time, so TYS departures were 4.9 points above the national departure figure.

Flights arriving at TYS that month were on time 82.3% of the time (1,350 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, air carrier 55%, late-arriving aircraft 38% and national aviation system 7%.

On time 87.8%
Arrived 15+ minutes late 11.7%
Cancelled 0.1%
Diverted 0.4%

Every scheduled departure from TYS in October 2023, judged by arrival at the destination.

October 2023 against a year earlier, the airport's year and the nation

Measure	Oct 2023	Year earlier	TYS, 12 months to Jul 2026	All reported flights, Oct 2023
Departed on time	88.7%	—	76.3%	83.8%
Arrived on time	87.8%	—	75.1%	84.0%
Cancelled	0.1%	—	2.1%	0.4%
Average departure delay (late minutes only)	12.0 min	—	22.0 min	11.0 min
Scheduled departures a day	45	—	37	19,966
Scheduled departures	1,349	—	13,561	598,968

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
OH PSA Airlines	277	21%	89.9%	-1.2 min	0.0%
G4 Allegiant Air	243	18%	82.3%	2.6 min	0.0%
OO SkyWest Airlines	223	17%	86.5%	9.6 min	0.0%
9E Endeavor Air	181	13%	95.6%	-9.8 min	0.0%
AA American Airlines	146	11%	76.0%	19.6 min	0.7%
DL Delta Air Lines	138	10%	97.8%	-10.8 min	0.0%
YX Republic Airline	76	6%	90.8%	0.8 min	0.0%
MQ Envoy Air	50	4%	90.0%	-10.5 min	0.0%
F9 Frontier Airlines	15	1%	66.7%	7.2 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
TYS–ATL	Knoxville to Atlanta	208	95.7%	-9.2 min	0.0%
TYS–CLT	Knoxville to Charlotte	202	84.2%	12.9 min	0.0%
TYS–ORD	Knoxville to Chicago	181	84.0%	8.7 min	0.0%
TYS–DCA	Knoxville to Washington	119	90.8%	-9.1 min	0.0%
TYS–LGA	Knoxville to New York	111	96.4%	-7.1 min	0.0%
TYS–DFW	Knoxville to Dallas/Fort Worth	93	81.7%	9.3 min	1.1%
TYS–DEN	Knoxville to Denver	86	88.4%	6.2 min	0.0%
TYS–PHL	Knoxville to Philadelphia	57	93.0%	-7.6 min	0.0%
TYS–SFB	Knoxville to Sanford	54	81.5%	4.4 min	0.0%
TYS–PIE	Knoxville to St. Petersburg	41	75.6%	10.1 min	0.0%
TYS–DTW	Knoxville to Detroit	31	96.8%	-6.4 min	0.0%
TYS–FLL	Knoxville to Fort Lauderdale	28	71.4%	5.3 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), October 2023.

Delay causes

BTS cause category	Share of delay minutes	National, Oct 2023	Minutes
Air carrier	54.7%	41.3%	8,107
Late-arriving aircraft	38.3%	40.5%	5,673
National Aviation System	7.1%	14.4%	1,047
Extreme weather	0.0%	3.7%	1
Security	0.0%	0.2%	0

14,828 delay minutes on 158 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 TYS on time in October 2023?

88.7% of 1,349 scheduled domestic departures left less than 15 minutes late, and 87.8% reached their destination on time. The national figures that month were 83.8% and 84.0%.

How does that compare with a year earlier?

October 2022 is outside the 36 months on file, or the airport had too few reported flights that month.

Provenance

Source: Bureau of Transportation Statistics, Reporting Carrier On-Time Performance, file for October 2023; public domain. Domestic scheduled flights by reporting carriers, totals and averages only. The site's data runs through July 2026. Full record for TYS · methodology · corrections.