ON TIMEBOARD

DL 747 on time

Delta Air Lines 747: New York to Los Angeles at 1:30 p.m. (past 12 months)

On time
76%
338 flights · likely 71–80%
Cancelled
2.4%
of scheduled flights
Typical arrival
−8 min
median vs schedule
When late
+73 min
average delay
Similar flights
77%
DL, same route & hour

About 1 in 4 DL 747 flights from New York arrived 15+ minutes late, diverted or cancelled over the past year (24%); 2.4% were cancelled. The typical flight landed 8 minutes early.

DL 747: JFK → LAX

Scheduled to leave New York at 1:30 p.m. local time. Over the past year it arrived on time 76% of the time (338 flights), in line with other DL flights on the route at that hour (77%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Sep 2025: 73% on time (30 flights)73SepOct 2025: 74% on time (31 flights)74OctNov 2025: 83% on time (29 flights)83NovDec 2025: 83% on time (30 flights)83DecJan 2026: 89% on time (27 flights)89JanFeb 2026: 71% on time (24 flights)71FebMar 2026: 93% on time (30 flights)93MarApr 2026: 63% on time (30 flights)63AprMay 2026: 88% on time (25 flights)88MayJun 2026: 57% on time (28 flights)57JunJul 2026: 71% on time (31 flights)71JulAug 2026: 61% on time (23 flights)61Aug

By day of week

DayFlightsOn time
Monday5381%
Tuesday4477%
Wednesday4484%
Thursday5178%
Friday5275%
Saturday4360%
Sunday5173%

Why it was late

Airline (crew, maintenance, ops) 54%Air traffic & airport (NAS) 20%Late inbound plane 19%Severe weather 6%Security 1%

All flights JFK → LAX · Connecting off DL 747? Check the risk

Questions

How often is DL 747 from JFK to LAX late?

Delta Air Lines 747 from New York, NY to Los Angeles, CA arrived 15 or more minutes late, was diverted or was cancelled on 24% of 338 scheduled flights between September 2025 and August 2026. 2.4% 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.