Newark Liberty International in April 2026

85.5%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 April 2026, reporting carriers scheduled 10,358 domestic departures from Newark Liberty International (EWR). 85.5% left less than 15 minutes late and 84.2% reached their destination on time; 0.7% were cancelled.

Nationally that month, 79.1% of flights departed on time and 78.9% arrived on time, so EWR departures were 6.4 points above the national departure figure.

A year earlier, in April 2025, the airport had 9,507 departures with 76.6% leaving on time: a change of +8.9 points, with flights up 9%.

Flights arriving at EWR that month were on time 84.8% of the time (10,420 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, late-arriving aircraft 34%, national aviation system 33% and air carrier 32%.

On time 84.2%
Arrived 15+ minutes late 14.9%
Cancelled 0.7%
Diverted 0.2%

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

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

Measure	Apr 2026	Apr 2025	EWR, 12 months to Jul 2026	All reported flights, Apr 2026
Departed on time	85.5%	76.6%	77.3%	79.1%
Arrived on time	84.2%	73.9%	75.3%	78.9%
Cancelled	0.7%	1.7%	3.1%	0.9%
Average departure delay (late minutes only)	9.8 min	19.9 min	17.0 min	14.5 min
Scheduled departures a day	345	317	336	19,931
Scheduled departures	10,358	9,507	122,705	597,919

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
UA United Airlines	5,778	56%	84.5%	-3.1 min	0.2%
YX Republic Airline	1,905	18%	90.0%	-11.2 min	0.3%
NK Spirit Airlines	660	6%	63.5%	17.5 min	5.9%
AA American Airlines	551	5%	85.3%	-2.7 min	0.2%
DL Delta Air Lines	538	5%	88.1%	-5.3 min	1.3%
B6 JetBlue Airways	465	4%	82.2%	-2.3 min	0.0%
AS Alaska Airlines	265	3%	86.0%	-8.7 min	1.1%
F9 Frontier Airlines	115	1%	68.7%	5.8 min	0.9%
MQ Envoy Air	53	1%	83.0%	-4.5 min	0.0%
G4 Allegiant Air	26	0%	100.0%	-13.1 min	0.0%
OO SkyWest Airlines	2	0%	100.0%	-9.5 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
EWR–MCO	Newark to Orlando	662	84.4%	-4.8 min	0.6%
EWR–ORD	Newark to Chicago	532	76.5%	11.3 min	1.9%
EWR–ATL	Newark to Atlanta	527	85.2%	-7.4 min	1.5%
EWR–FLL	Newark to Fort Lauderdale	465	78.1%	0.0 min	0.9%
EWR–PBI	Newark to West Palm Beach/Palm Beach	383	79.9%	0.0 min	0.8%
EWR–SFO	Newark to San Francisco	382	76.7%	6.5 min	1.3%
EWR–LAX	Newark to Los Angeles	355	79.4%	4.7 min	1.1%
EWR–MIA	Newark to Miami	353	81.3%	-2.6 min	0.0%
EWR–BOS	Newark to Boston	347	81.0%	-0.2 min	0.0%
EWR–CLT	Newark to Charlotte	306	85.3%	-5.2 min	0.7%
EWR–IAH	Newark to Houston	297	84.5%	-2.9 min	1.0%
EWR–LAS	Newark to Las Vegas	285	84.9%	-4.1 min	0.0%

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), April 2026.

Delay causes

BTS cause category	Share of delay minutes	National, Apr 2026	Minutes
Air carrier	31.6%	33.5%	30,230
Late-arriving aircraft	34.1%	40.4%	32,582
National Aviation System	32.5%	21.0%	31,103
Extreme weather	1.6%	5.0%	1,564
Security	0.1%	0.1%	102

95,581 delay minutes on 1,542 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 April 2026?

85.5% of 10,358 scheduled domestic departures left less than 15 minutes late, and 84.2% reached their destination on time. The national figures that month were 79.1% and 78.9%.

How does that compare with a year earlier?

In April 2025, 76.6% of 9,507 departures left on time and 1.7% were cancelled, against 85.5% and 0.7% in April 2026.

Provenance

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