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Flight Reliability

DL 2428 · Delta Air Lines

Miami → New York (MIA–JFK)98% of its flights flew this route. The rest (BNA–LGA) are included in these numbers.

79
Usually Fine
WanderNerd Reliability Score
87%
Arrive within 15 minutes
5 min
Average arrival delay
4.0%
Cancelled
4 min early
Median arrival delay

Based on 174 historical flights. Data through May 2026.

What the data says

Skip Monday if you can.

DL 2428 arrived on time 93% of the time on Saturdays. On Mondays: 81%.

Well ahead of the MIA–JFK route.

DL 2428 arrived on time 87% of the time, versus 72% across the MIA–JFK route.

A bit ahead of the Delta Air Lines network.

DL 2428 arrived on time 87% of the time, versus 81% across the Delta Air Lines network.

Keep a backup plan handy.

DL 2428 was cancelled 4.0% of the time. Typical for U.S. flights is around 1–2%.

The breakdown

On-time by weekday
  • Mon81%(21 flights)
  • Tue91%(23 flights)
  • Wed83%(24 flights)
  • Thu88%(24 flights)
  • Fri92%(24 flights)
  • Sat93%(27 flights)
  • Sun83%(24 flights)
On-time by departure window
  • 6–9 AM87%(164 flights)
  • 12–3 PM—(3 flights)
On-time trend by month
90%
May

Dec 77% → May 90% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
December 202577%13
January 202693%29
February 202680%25
March 202684%31
April 202693%29
May 202690%31
Departures on time
90%
Diverted
0%
Flights flown
167
Months covered
8

Same route, other flights

Keep nerding

Based on 174 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.