John F. Kennedy International in March 2025

80.9%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 March 2025, reporting carriers scheduled 8,737 domestic departures from John F. Kennedy International (JFK). 80.9% left less than 15 minutes late and 79.5% reached their destination on time; 0.8% were cancelled.

Nationally that month, 79.9% of flights departed on time and 79.3% arrived on time, so JFK departures were 1.0 points above the national departure figure.

A year earlier, in March 2024, the airport had 10,153 departures with 78.5% leaving on time: a change of +2.4 points, with flights down 14%.

Flights arriving at JFK that month were on time 77.3% of the time (8,733 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, late-arriving aircraft 35%, air carrier 34% and national aviation system 29%.

On time 79.5%
Arrived 15+ minutes late 19.4%
Cancelled 0.8%
Diverted 0.3%

Every scheduled departure from JFK in March 2025, judged by arrival at the destination.

March 2025 against a year earlier, the airport's year and the nation

Measure	Mar 2025	Mar 2024	JFK, 12 months to Jul 2026	All reported flights, Mar 2025
Departed on time	80.9%	78.5%	75.5%	79.9%
Arrived on time	79.5%	79.2%	72.8%	79.3%
Cancelled	0.8%	0.7%	3.5%	1.2%
Average departure delay (late minutes only)	15.3 min	17.0 min	18.2 min	14.9 min
Scheduled departures a day	291	338	281	20,029
Scheduled departures	8,737	10,153	102,683	600,872

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
B6 JetBlue Airways	3,033	35%	76.0%	6.0 min	0.9%
DL Delta Air Lines	2,475	28%	80.2%	0.7 min	0.7%
YX Republic Airline	1,331	15%	81.7%	2.7 min	1.3%
AA American Airlines	1,210	14%	86.5%	-4.3 min	0.4%
AS Alaska Airlines	317	4%	77.9%	2.4 min	0.6%
F9 Frontier Airlines	190	2%	65.8%	15.1 min	1.1%
OO SkyWest Airlines	150	2%	83.3%	13.6 min	0.0%
HA Hawaiian Airlines	31	0%	61.3%	19.7 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
JFK–LAX	New York to Los Angeles	836	87.4%	-7.8 min	0.4%
JFK–SFO	New York to San Francisco	520	81.7%	-4.7 min	0.6%
JFK–MIA	New York to Miami	481	73.0%	9.8 min	0.8%
JFK–MCO	New York to Orlando	454	77.1%	11.4 min	1.1%
JFK–BOS	New York to Boston	421	76.0%	10.4 min	1.4%
JFK–SJU	New York to San Juan	390	69.7%	10.4 min	0.3%
JFK–FLL	New York to Fort Lauderdale	372	74.7%	12.1 min	1.1%
JFK–LAS	New York to Las Vegas	356	83.1%	-4.5 min	0.3%
JFK–ATL	New York to Atlanta	293	76.8%	6.3 min	0.7%
JFK–PHX	New York to Phoenix	258	87.6%	-11.8 min	0.8%
JFK–TPA	New York to Tampa	251	74.5%	12.4 min	0.8%
JFK–PBI	New York to West Palm Beach/Palm Beach	245	70.6%	10.6 min	0.8%

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), March 2025.

Delay causes

BTS cause category	Share of delay minutes	National, Mar 2025	Minutes
Air carrier	34.1%	33.0%	45,659
Late-arriving aircraft	34.7%	39.2%	46,396
National Aviation System	29.1%	21.9%	38,870
Extreme weather	1.9%	5.9%	2,560
Security	0.2%	0.1%	237

133,722 delay minutes on 1,698 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 March 2025?

80.9% of 8,737 scheduled domestic departures left less than 15 minutes late, and 79.5% reached their destination on time. The national figures that month were 79.9% and 79.3%.

How does that compare with a year earlier?

In March 2024, 78.5% of 10,153 departures left on time and 0.7% were cancelled, against 80.9% and 0.8% in March 2025.

Provenance

Source: Bureau of Transportation Statistics, Reporting Carrier On-Time Performance, file for March 2025; 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.