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Airport Reliability

JFK · New York

John F. Kennedy International Airport

79%
Departures within 15 minutes
14 min
Average departure delay
78%
Arrivals within 15 minutes
3.5%
Departures cancelled

Based on 125,226 departures and 125,174 arrivals. Data through May 2026.

What the data says

Morning-you made the right choice.

Departures from JFK departing between 3–6 AM arrived on time 89% of the time, versus 67% between 6–9 PM.

Sunday scaries are real for this one.

Departures from JFK arrived on time 80% of the time on Tuesdays. On Sundays: 70%.

Trending in the right direction.

Departures from JFK arrived on time 80% of the time over the last three months in the data, compared with 72% in the three months before that.

When JFK gets messy

On-time by departure window
  • 3–6 AM89%(621 flights)
  • 6–9 AM85%(27061 flights)
  • 9 AM–12 PM82%(21593 flights)
  • 12–3 PM78%(18394 flights)
  • 3–6 PM71%(23284 flights)
  • 6–9 PM67%(19493 flights)
  • 9 PM–12 AM68%(10094 flights)
On-time by weekday
  • Mon76%(17162 flights)
  • Tue80%(16999 flights)
  • Wed79%(17042 flights)
  • Thu74%(17505 flights)
  • Fri77%(17680 flights)
  • Sat77%(16702 flights)
  • Sun70%(17450 flights)
On-time trend by month
83%
May

Jun 69% → May 83% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202569%10289
July 202570%10301
August 202581%10886
September 202583%10276
October 202576%10592
November 202577%10053
December 202566%9932
January 202675%9125
February 202676%8453
March 202677%10160
April 202682%10199
May 202683%10274

Airlines departing JFK

Busiest routes from JFK

Based on 125,226 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.