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Flight Reliability

DL 5079 · Delta Air Lines

Charlotte → New York (CLT–JFK)98% of its flights flew this route. The rest (MCI–MSP, MSP–MCI) are included in these numbers.

78
Usually Fine
WanderNerd Reliability Score
87%
Arrive within 15 minutes
7 min
Average arrival delay
4.2%
Cancelled
12 min early
Median arrival delay

Based on 354 historical flights. Data through May 2026.

What the data says

Tuesdays have been rough.

DL 5079 arrived on time 95% of the time on Saturdays and just 72% on Tuesdays. That gap is worth planning around.

Better than the CLT–JFK route average.

DL 5079 arrived on time 87% of the time, versus 73% across the CLT–JFK route.

A bit ahead of the Delta Air Lines network.

DL 5079 arrived on time 87% of the time, versus 81% across the Delta Air Lines network.

Keep a backup plan handy.

DL 5079 was cancelled 4.2% of the time. Typical for U.S. flights is around 1–2%.

The breakdown

On-time by weekday
  • Mon80%(46 flights)
  • Tue72%(47 flights)
  • Wed94%(49 flights)
  • Thu88%(49 flights)
  • Fri92%(47 flights)
  • Sat95%(55 flights)
  • Sun85%(46 flights)
On-time by departure window
  • 3–6 AM—(1 flights)
  • 6–9 AM87%(335 flights)
  • 9 AM–12 PM—(3 flights)
On-time trend by month
93%
May

Jun 83% → May 93% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202583%29
July 202576%29
August 202587%31
September 202593%29
October 202590%30
November 202583%29
December 202582%22
January 202692%24
February 202696%25
March 202681%31
April 202687%30
May 202693%30
Departures on time
86%
Diverted
0%
Flights flown
339
Months covered
12

Same route, other flights

Keep nerding

Based on 354 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.