Harrisburg International in September 2023

84.6%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 2023, reporting carriers scheduled 481 domestic departures from Harrisburg International (MDT). 84.6% left less than 15 minutes late and 82.7% reached their destination on time; 1.9% were cancelled.

Nationally that month, 80.5% of flights departed on time and 80.1% arrived on time, so MDT departures were 4.1 points above the national departure figure.

Flights arriving at MDT that month were on time 80.9% of the time (481 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, late-arriving aircraft 49%, air carrier 40% and national aviation system 10%.

On time 82.7%
Arrived 15+ minutes late 15.2%
Cancelled 1.9%
Diverted 0.2%

Every scheduled departure from MDT in September 2023, judged by arrival at the destination.

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

Measure	Sep 2023	Year earlier	MDT, 12 months to Jul 2026	All reported flights, Sep 2023
Departed on time	84.6%	—	76.4%	80.5%
Arrived on time	82.7%	—	75.4%	80.1%
Cancelled	1.9%	—	2.4%	1.2%
Average departure delay (late minutes only)	13.5 min	—	22.3 min	14.1 min
Scheduled departures a day	16	—	16	18,978
Scheduled departures	481	—	5,767	569,338

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
AA American Airlines	88	18%	79.5%	19.1 min	0.0%
DL Delta Air Lines	84	17%	94.0%	-7.5 min	0.0%
OO SkyWest Airlines	84	17%	77.4%	1.5 min	0.0%
YX Republic Airline	78	16%	79.5%	-8.0 min	9.0%
OH PSA Airlines	56	12%	91.1%	-8.6 min	3.6%
G4 Allegiant Air	42	9%	73.8%	33.3 min	0.0%
UA United Airlines	30	6%	93.3%	-10.0 min	0.0%
9E Endeavor Air	11	2%	72.7%	12.9 min	0.0%
F9 Frontier Airlines	8	2%	50.0%	22.0 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
MDT–CLT	Harrisburg to Charlotte	114	80.7%	13.1 min	1.8%
MDT–ORD	Harrisburg to Chicago	87	83.9%	-2.1 min	0.0%
MDT–ATL	Harrisburg to Atlanta	84	94.0%	-7.5 min	0.0%
MDT–DTW	Harrisburg to Detroit	58	81.0%	-2.1 min	0.0%
MDT–EWR	Harrisburg to Newark	58	74.1%	-5.8 min	12.1%
MDT–DFW	Harrisburg to Dallas/Fort Worth	30	96.7%	-8.3 min	0.0%
MDT–SFB	Harrisburg to Sanford	11	81.8%	-2.7 min	0.0%
MDT–BNA	Harrisburg to Nashville	9	55.6%	155.9 min	0.0%
MDT–PIE	Harrisburg to St. Petersburg	9	88.9%	4.1 min	0.0%
MDT–MCO	Harrisburg to Orlando	8	50.0%	22.0 min	0.0%
MDT–PGD	Harrisburg to Punta Gorda	8	62.5%	3.5 min	0.0%
MDT–SRQ	Harrisburg to Sarasota/Bradenton	5	80.0%	-7.8 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 2023.

Delay causes

BTS cause category	Share of delay minutes	National, Sep 2023	Minutes
Air carrier	39.5%	36.4%	2,464
Late-arriving aircraft	49.1%	38.3%	3,060
National Aviation System	9.8%	19.9%	608
Extreme weather	1.7%	5.1%	103
Security	0.0%	0.2%	0

6,235 delay minutes on 73 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 MDT on time in September 2023?

84.6% of 481 scheduled domestic departures left less than 15 minutes late, and 82.7% reached their destination on time. The national figures that month were 80.5% and 80.1%.

How does that compare with a year earlier?

September 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 September 2023; public domain. Domestic scheduled flights by reporting carriers, totals and averages only. The site's data runs through July 2026. Full record for MDT · methodology · corrections.