ON TIMEBOARD

DL 2428 on time

Delta Air Lines 2428: Miami to New York at 7:40 a.m. (past 12 months)

On time
86%
255 flights · likely 81–90%
Cancelled
3.1%
of scheduled flights
Typical arrival
−5 min
median vs schedule
When late
+73 min
average delay
Similar flights
89%
DL, same route & hour

About 1 in 7 DL 2428 flights from Miami arrived 15+ minutes late, diverted or cancelled over the past year (14%); 3.1% were cancelled. The typical flight landed 5 minutes early.

DL 2428: MIA → JFK

Scheduled to leave Miami at 7:40 a.m. local time. Over the past year it arrived on time 86% of the time (255 flights), in line with other DL flights on the route at that hour (89%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Apr 2025: 90% on time (30 flights)90AprMay 2025: 94% on time (31 flights)94MayJun 2025: too few flights (7 flights)JunDec 2025: too few flights (12 flights)DecJan 2026: 87% on time (31 flights)87JanFeb 2026: 71% on time (28 flights)71FebMar 2026: 84% on time (31 flights)84MarApr 2026: 90% on time (30 flights)90AprMay 2026: 90% on time (31 flights)90MayJun 2026: 93% on time (30 flights)93JunJul 2026: 84% on time (31 flights)84JulAug 2026: 90% on time (31 flights)90Aug

By day of week

DayFlightsOn time
Monday3776%
Tuesday3692%
Wednesday3686%
Thursday3686%
Friday3692%
Saturday3786%
Sunday3784%

Why it was late

Airline (crew, maintenance, ops) 83%Air traffic & airport (NAS) 15%Severe weather 2%

All flights MIA → JFK · Connecting off DL 2428? Check the risk

Questions

How often is DL 2428 from MIA to JFK late?

Delta Air Lines 2428 from Miami, FL to New York, NY arrived 15 or more minutes late, was diverted or was cancelled on 14% of 255 scheduled flights between September 2025 and August 2026. 3.1% were cancelled.

Flight numbers change. Figures cover flights with this airline, number and route only. "Likely range" is the 95% interval for the true on-time rate given the number of flights. This is history, not live status: check Delta Air Lines for today's flight. Method.