Trenton Mercer in September 2023

71.9%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 185 domestic departures from Trenton Mercer (TTN). 71.9% left less than 15 minutes late and 68.1% reached their destination on time; 4.3% were cancelled.

Nationally that month, 80.5% of flights departed on time and 80.1% arrived on time, so TTN departures were 8.6 points below the national departure figure.

Flights arriving at TTN that month were on time 67.0% of the time (185 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, late-arriving aircraft 68%, air carrier 19% and national aviation system 13%.

On time 68.1%
Arrived 15+ minutes late 27.6%
Cancelled 4.3%
Diverted 0.0%

Every scheduled departure from TTN 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	TTN, 12 months to Jul 2026	All reported flights, Sep 2023
Departed on time	71.9%	—	74.6%	80.5%
Arrived on time	68.1%	—	74.1%	80.1%
Cancelled	4.3%	—	3.3%	1.2%
Average departure delay (late minutes only)	21.7 min	—	23.0 min	14.1 min
Scheduled departures a day	6	—	3	18,978
Scheduled departures	185	—	1,012	569,338

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
F9 Frontier Airlines	185	100%	68.1%	12.8 min	4.3%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
TTN–MCO	Trenton to Orlando	61	73.8%	11.0 min	3.3%
TTN–ATL	Trenton to Atlanta	57	68.4%	10.2 min	1.8%
TTN–TPA	Trenton to Tampa	34	64.7%	15.8 min	2.9%
TTN–RDU	Trenton to Raleigh/Durham	18	61.1%	10.2 min	16.7%
TTN–CLT	Trenton to Charlotte	12	50.0%	39.5 min	8.3%
TTN–FLL	Trenton to Fort Lauderdale	3	100.0%	-22.7 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	19.3%	36.4%	740
Late-arriving aircraft	68.1%	38.3%	2,614
National Aviation System	12.6%	19.9%	483
Extreme weather	0.0%	5.1%	1
Security	0.0%	0.2%	0

3,838 delay minutes on 51 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 TTN on time in September 2023?

71.9% of 185 scheduled domestic departures left less than 15 minutes late, and 68.1% 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 TTN · methodology · corrections.