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Flight Reliability

DL 2398 · Delta Air Lines

Atlanta → New York (ATL–JFK)

72
Usually Fine
WanderNerd Reliability Score
76%
Arrive within 15 minutes
14 min
Average arrival delay
1.9%
Cancelled
7 min early
Median arrival delay

Based on 362 historical flights. Data through May 2026.

What the data says

The 3–6 PM departure wins.

DL 2398 departing between 3–6 PM arrived on time 77% of the time, versus 64% between 6–9 PM.

Sunday scaries are real for this one.

DL 2398 arrived on time 83% of the time on Wednesdays. On Sundays: 69%.

A bit behind the Delta Air Lines network.

DL 2398 arrived on time 76% of the time, versus 81% across the Delta Air Lines network.

Ticking up lately.

DL 2398 arrived on time 79% of the time over the last three months in the data, compared with 74% in the three months before that.

The breakdown

On-time by weekday
  • Mon74%(50 flights)
  • Tue75%(51 flights)
  • Wed83%(52 flights)
  • Thu75%(51 flights)
  • Fri77%(52 flights)
  • Sat77%(48 flights)
  • Sun69%(49 flights)
On-time by departure window
  • 3–6 PM77%(328 flights)
  • 6–9 PM64%(25 flights)
On-time trend by month
71%
May

Jun 57% → May 71% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202557%28
July 202564%28
August 202582%28
September 202580%30
October 202581%31
November 202583%30
December 202560%30
January 202680%30
February 202681%26
March 202681%31
April 202687%30
May 202671%31
Departures on time
65%
Diverted
0.6%
Flights flown
353
Months covered
12

Same route, other flights

Keep nerding

Based on 362 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.