ON TIMEBOARD

DL 365 on time

Delta Air Lines 365: New York to San Francisco at 5:00 p.m. (past 12 months)

On time
62%
211 flights · likely 55–68%
Cancelled
1.9%
of scheduled flights
Typical arrival
+3 min
median vs schedule
When late
+87 min
average delay
Similar flights
62%
DL, same route & hour

About 1 in 3 DL 365 flights from New York arrived 15+ minutes late, diverted or cancelled over the past year (38%); 1.9% were cancelled. The typical flight landed 3 minutes late.

DL 365: JFK → SFO

Scheduled to leave New York at 5:00 p.m. local time. Over the past year it arrived on time 62% of the time (211 flights), in line with other DL flights on the route at that hour (62%). Last seen in the data Aug 31, 2026.

Month by month

30%65%100%Jun 2025: 65% on time (20 flights)65JunJul 2025: 48% on time (27 flights)48JulAug 2025: 96% on time (26 flights)96AugSep 2025: 83% on time (29 flights)83SepOct 2025: 61% on time (28 flights)61OctNov 2025: 54% on time (28 flights)54NovDec 2025: 74% on time (19 flights)74DecMar 2026: too few flights (3 flights)MarMay 2026: 43% on time (21 flights)43MayJun 2026: 50% on time (26 flights)50JunJul 2026: 59% on time (27 flights)59JulAug 2026: 70% on time (30 flights)70Aug

By day of week

DayFlightsOn time
Monday3355%
Tuesday3278%
Wednesday3253%
Thursday3342%
Friday3367%
Saturday16—
Sunday3269%

Why it was late

Air traffic & airport (NAS) 54%Airline (crew, maintenance, ops) 35%Late inbound plane 11%Severe weather 1%

All flights JFK → SFO · Connecting off DL 365? Check the risk

Questions

How often is DL 365 from JFK to SFO late?

Delta Air Lines 365 from New York, NY to San Francisco, CA arrived 15 or more minutes late, was diverted or was cancelled on 38% of 211 scheduled flights between September 2025 and August 2026. 1.9% 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.