Newark Liberty International in October 2023

88.1%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 11,805 domestic departures from Newark Liberty International (EWR). 88.1% left less than 15 minutes late and 89.1% reached their destination on time; 0.2% were cancelled.

Nationally that month, 83.8% of flights departed on time and 84.0% arrived on time, so EWR departures were 4.3 points above the national departure figure.

Flights arriving at EWR that month were on time 89.5% of the time (11,800 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, air carrier 44%, late-arriving aircraft 39% and national aviation system 16%.

On time 89.1%
Arrived 15+ minutes late 10.6%
Cancelled 0.2%
Diverted 0.1%

Every scheduled departure from EWR 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	EWR, 12 months to Jul 2026	All reported flights, Oct 2023
Departed on time	88.1%	—	77.3%	83.8%
Arrived on time	89.1%	—	75.3%	84.0%
Cancelled	0.2%	—	3.1%	0.4%
Average departure delay (late minutes only)	7.9 min	—	17.0 min	11.0 min
Scheduled departures a day	394	—	336	19,966
Scheduled departures	11,805	—	122,705	598,968

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
UA United Airlines	6,195	52%	88.0%	-5.4 min	0.1%
YX Republic Airline	2,574	22%	94.3%	-12.1 min	0.0%
NK Spirit Airlines	857	7%	84.7%	-3.1 min	1.3%
DL Delta Air Lines	576	5%	87.2%	1.7 min	0.2%
AA American Airlines	550	5%	87.8%	-2.7 min	0.4%
B6 JetBlue Airways	452	4%	85.2%	1.8 min	0.0%
AS Alaska Airlines	325	3%	86.5%	-8.4 min	0.0%
9E Endeavor Air	156	1%	93.6%	-3.5 min	0.0%
G4 Allegiant Air	61	1%	95.1%	-12.1 min	0.0%
MQ Envoy Air	59	0%	93.2%	-11.1 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
EWR–MCO	Newark to Orlando	577	84.2%	-1.2 min	0.9%
EWR–LAX	Newark to Los Angeles	533	82.7%	-2.2 min	0.2%
EWR–ORD	Newark to Chicago	499	89.8%	-3.4 min	0.0%
EWR–ATL	Newark to Atlanta	491	88.8%	-0.3 min	0.4%
EWR–MIA	Newark to Miami	378	86.0%	-5.8 min	0.3%
EWR–FLL	Newark to Fort Lauderdale	376	88.6%	-4.9 min	0.0%
EWR–SFO	Newark to San Francisco	368	88.0%	-11.4 min	0.5%
EWR–BOS	Newark to Boston	353	89.2%	-4.5 min	0.0%
EWR–IAH	Newark to Houston	346	91.6%	-7.3 min	0.0%
EWR–DTW	Newark to Detroit	317	92.7%	-6.3 min	0.0%
EWR–DFW	Newark to Dallas/Fort Worth	308	85.7%	-0.9 min	1.0%
EWR–DEN	Newark to Denver	306	83.3%	-1.6 min	0.3%

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), October 2023.

Delay causes

BTS cause category	Share of delay minutes	National, Oct 2023	Minutes
Air carrier	44.4%	41.3%	32,589
Late-arriving aircraft	39.2%	40.5%	28,755
National Aviation System	15.6%	14.4%	11,417
Extreme weather	0.7%	3.7%	497
Security	0.1%	0.2%	80

73,338 delay minutes on 1,257 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 EWR on time in October 2023?

88.1% of 11,805 scheduled domestic departures left less than 15 minutes late, and 89.1% 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 EWR · methodology · corrections.