John F. Kennedy International in January 2024

76.3%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 January 2024, reporting carriers scheduled 9,471 domestic departures from John F. Kennedy International (JFK). 76.3% left less than 15 minutes late and 74.3% reached their destination on time; 2.9% were cancelled.

Nationally that month, 74.0% of flights departed on time and 72.9% arrived on time, so JFK departures were 2.3 points above the national departure figure.

Flights arriving at JFK that month were on time 74.8% of the time (9,467 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, air carrier 43%, late-arriving aircraft 26% and national aviation system 26%.

On time 74.3%
Arrived 15+ minutes late 22.6%
Cancelled 2.9%
Diverted 0.2%

Every scheduled departure from JFK in January 2024, judged by arrival at the destination.

January 2024 against a year earlier, the airport's year and the nation

Measure	Jan 2024	Year earlier	JFK, 12 months to Jul 2026	All reported flights, Jan 2024
Departed on time	76.3%	—	75.5%	74.0%
Arrived on time	74.3%	—	72.8%	72.9%
Cancelled	2.9%	—	3.5%	3.7%
Average departure delay (late minutes only)	17.0 min	—	18.2 min	18.7 min
Scheduled departures a day	316	—	281	18,242
Scheduled departures	9,471	—	102,683	547,271

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
B6 JetBlue Airways	2,692	28%	67.2%	12.8 min	1.3%
DL Delta Air Lines	2,383	25%	79.9%	-3.0 min	0.3%
9E Endeavor Air	1,427	15%	73.7%	6.1 min	4.6%
AA American Airlines	1,291	14%	80.9%	-1.3 min	0.9%
YX Republic Airline	1,198	13%	80.6%	-2.5 min	4.0%
AS Alaska Airlines	244	3%	52.9%	-3.7 min	34.8%
OO SkyWest Airlines	205	2%	54.1%	48.6 min	11.7%
HA Hawaiian Airlines	31	0%	61.3%	15.3 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
JFK–LAX	New York to Los Angeles	752	86.2%	-12.3 min	0.0%
JFK–BOS	New York to Boston	481	66.9%	18.1 min	2.3%
JFK–SFO	New York to San Francisco	473	77.0%	-9.1 min	5.5%
JFK–MIA	New York to Miami	471	70.1%	10.3 min	1.3%
JFK–MCO	New York to Orlando	369	66.9%	12.8 min	1.4%
JFK–FLL	New York to Fort Lauderdale	308	68.2%	14.7 min	1.3%
JFK–RDU	New York to Raleigh/Durham	295	70.5%	10.4 min	2.0%
JFK–SJU	New York to San Juan	265	70.6%	12.7 min	0.0%
JFK–CLT	New York to Charlotte	263	81.0%	2.8 min	2.7%
JFK–ATL	New York to Atlanta	247	73.3%	8.4 min	0.0%
JFK–PHX	New York to Phoenix	225	84.4%	-13.7 min	0.9%
JFK–LAS	New York to Las Vegas	212	86.8%	-19.5 min	0.5%

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), January 2024.

Delay causes

BTS cause category	Share of delay minutes	National, Jan 2024	Minutes
Air carrier	42.7%	32.6%	68,408
Late-arriving aircraft	26.0%	39.0%	41,561
National Aviation System	25.6%	17.9%	40,956
Extreme weather	5.6%	10.3%	8,905
Security	0.1%	0.2%	231

160,061 delay minutes on 2,142 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 JFK on time in January 2024?

76.3% of 9,471 scheduled domestic departures left less than 15 minutes late, and 74.3% reached their destination on time. The national figures that month were 74.0% and 72.9%.

How does that compare with a year earlier?

January 2023 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 January 2024; public domain. Domestic scheduled flights by reporting carriers, totals and averages only. The site's data runs through July 2026. Full record for JFK · methodology · corrections.