ON TIMEBOARD

DL 1574 on time

Delta Air Lines 1574: New York to Portland at 8:30 a.m. (past 12 months)

On time
82%
186 flights · likely 76–87%
Cancelled
0.5%
of scheduled flights
Typical arrival
−8 min
median vs schedule
When late
+52 min
average delay
Similar flights
80%
DL, same route & hour

About 1 in 6 DL 1574 flights from New York arrived 15+ minutes late, diverted or cancelled over the past year (18%); 0.5% were cancelled. The typical flight landed 8 minutes early.

DL 1574: JFK → PDX

Scheduled to leave New York at 8:30 a.m. local time. Over the past year it arrived on time 82% of the time (186 flights), in line with other DL flights on the route at that hour (80%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%May 2025: 96% on time (25 flights)96MayJun 2025: 93% on time (30 flights)93JunJul 2025: 77% on time (31 flights)77JulAug 2025: 81% on time (31 flights)81AugSep 2025: 93% on time (30 flights)93SepOct 2025: 97% on time (31 flights)97OctNov 2025: too few flights (8 flights)NovMay 2026: 84% on time (25 flights)84MayJun 2026: 83% on time (30 flights)83JunJul 2026: 84% on time (31 flights)84JulAug 2026: 61% on time (31 flights)61Aug

By day of week

DayFlightsOn time
Monday2774%
Tuesday2685%
Wednesday2681%
Thursday2785%
Friday2785%
Saturday2774%
Sunday2692%

Why it was late

Airline (crew, maintenance, ops) 46%Air traffic & airport (NAS) 34%Severe weather 18%Late inbound plane 2%

All flights JFK → PDX · Connecting off DL 1574? Check the risk

Questions

How often is DL 1574 from JFK to PDX late?

Delta Air Lines 1574 from New York, NY to Portland, OR arrived 15 or more minutes late, was diverted or was cancelled on 18% of 186 scheduled flights between September 2025 and August 2026. 0.5% 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.