Newark Liberty International in June 2026

80.1%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 June 2026, reporting carriers scheduled 9,967 domestic departures from Newark Liberty International (EWR). 80.1% left less than 15 minutes late and 77.2% reached their destination on time; 1.5% were cancelled.

Nationally that month, 72.2% of flights departed on time and 72.8% arrived on time, so EWR departures were 7.9 points above the national departure figure.

A year earlier, in June 2025, the airport had 9,048 departures with 74.8% leaving on time: a change of +5.3 points, with flights up 10%.

Flights arriving at EWR that month were on time 77.1% of the time (9,943 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, late-arriving aircraft 37%, air carrier 29% and national aviation system 29%.

On time 77.2%
Arrived 15+ minutes late 21.0%
Cancelled 1.5%
Diverted 0.2%

Every scheduled departure from EWR in June 2026, judged by arrival at the destination.

June 2026 against a year earlier, the airport's year and the nation

Measure	Jun 2026	Jun 2025	EWR, 12 months to Jul 2026	All reported flights, Jun 2026
Departed on time	80.1%	74.8%	77.3%	72.2%
Arrived on time	77.2%	71.1%	75.3%	72.8%
Cancelled	1.5%	2.3%	3.1%	1.6%
Average departure delay (late minutes only)	17.5 min	22.7 min	17.0 min	20.6 min
Scheduled departures a day	332	302	336	20,253
Scheduled departures	9,967	9,048	122,705	607,577

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
UA United Airlines	5,577	56%	75.9%	8.8 min	0.6%
YX Republic Airline	2,340	23%	80.6%	2.6 min	3.1%
AA American Airlines	607	6%	78.6%	7.9 min	2.1%
DL Delta Air Lines	551	6%	75.7%	17.1 min	2.9%
B6 JetBlue Airways	463	5%	79.3%	3.6 min	1.9%
AS Alaska Airlines	249	2%	76.7%	1.9 min	0.8%
F9 Frontier Airlines	119	1%	65.5%	17.8 min	3.4%
G4 Allegiant Air	61	1%	82.0%	5.5 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
EWR–ORD	Newark to Chicago	528	71.2%	18.6 min	2.3%
EWR–ATL	Newark to Atlanta	507	75.1%	9.5 min	3.0%
EWR–MCO	Newark to Orlando	415	84.1%	-1.4 min	0.7%
EWR–LAX	Newark to Los Angeles	381	66.7%	20.2 min	0.3%
EWR–SFO	Newark to San Francisco	370	51.1%	31.2 min	0.8%
EWR–BOS	Newark to Boston	327	74.3%	6.8 min	1.8%
EWR–DFW	Newark to Dallas/Fort Worth	321	71.0%	13.3 min	2.8%
EWR–DEN	Newark to Denver	300	74.0%	10.2 min	0.3%
EWR–IAH	Newark to Houston	300	80.0%	0.3 min	0.0%
EWR–DTW	Newark to Detroit	280	76.1%	20.5 min	3.2%
EWR–CLT	Newark to Charlotte	271	83.0%	-0.4 min	1.1%
EWR–FLL	Newark to Fort Lauderdale	270	89.6%	-6.1 min	0.7%

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), June 2026.

Delay causes

BTS cause category	Share of delay minutes	National, Jun 2026	Minutes
Air carrier	28.8%	30.8%	52,603
Late-arriving aircraft	37.2%	42.1%	67,803
National Aviation System	28.8%	20.3%	52,452
Extreme weather	5.2%	6.7%	9,487
Security	0.0%	0.1%	89

182,434 delay minutes on 2,093 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 June 2026?

80.1% of 9,967 scheduled domestic departures left less than 15 minutes late, and 77.2% reached their destination on time. The national figures that month were 72.2% and 72.8%.

How does that compare with a year earlier?

In June 2025, 74.8% of 9,048 departures left on time and 2.3% were cancelled, against 80.1% and 1.5% in June 2026.

Provenance

Source: Bureau of Transportation Statistics, Reporting Carrier On-Time Performance, file for June 2026; 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.