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Delta Air Lines / JFK → BUF

DL 5296 on time

Delta Air Lines 5296: New York to Buffalo at 1:29 p.m.; Buffalo to New York at 3:53 p.m. (past 12 months). Figures below the title are for JFK → BUF, its busiest leg

On time
76%
312 flights · likely 71–80%
Cancelled
4.5%
of scheduled flights
Typical arrival
−14 min
median vs schedule
When late
+71 min
average delay
Similar flights
75%
DL, same route & hour

About 1 in 4 DL 5296 flights from New York arrived 15+ minutes late, diverted or cancelled over the past year (24%); 4.5% were cancelled. The typical flight landed 14 minutes early.

DL 5296: JFK → BUF

Scheduled to leave New York at 1:29 p.m. local time, operated by Endeavor Air as 9E 5296. Over the past year it arrived on time 76% of the time (312 flights), in line with other DL flights on the route at that hour (75%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Sep 2025: 90% on time (30 flights)90SepOct 2025: 90% on time (31 flights)90OctNov 2025: 76% on time (29 flights)76NovDec 2025: 53% on time (19 flights)53DecJan 2026: 74% on time (27 flights)74JanFeb 2026: 68% on time (28 flights)68FebMar 2026: too few flights (7 flights)MarApr 2026: 100% on time (18 flights)100AprMay 2026: 84% on time (31 flights)84MayJun 2026: 63% on time (30 flights)63JunJul 2026: 71% on time (31 flights)71JulAug 2026: 65% on time (31 flights)65Aug

By day of week

DayFlightsOn time
Monday4665%
Tuesday4576%
Wednesday4593%
Thursday4475%
Friday4584%
Saturday4470%
Sunday4367%

Why it was late

Late inbound plane 46%Air traffic & airport (NAS) 28%Airline (crew, maintenance, ops) 19%Severe weather 7%

All flights JFK → BUF · Connecting off DL 5296? Check the risk

DL 5296: BUF → JFK

Scheduled to leave Buffalo at 3:53 p.m. local time, operated by Endeavor Air as 9E 5296. Over the past year it arrived on time 67% of the time (218 flights), in line with other DL flights on the route at that hour (69%). Last seen in the data Aug 31, 2026.

Month by month

30%65%100%May 2025: 58% on time (31 flights)58MayJun 2025: too few flights (7 flights)JunJul 2025: too few flights (3 flights)JulAug 2025: too few flights (2 flights)AugJan 2026: 74% on time (27 flights)74JanFeb 2026: 71% on time (28 flights)71FebMar 2026: 74% on time (31 flights)74MarApr 2026: too few flights (14 flights)AprMay 2026: 88% on time (26 flights)88MayJun 2026: 57% on time (30 flights)57JunJul 2026: 61% on time (31 flights)61JulAug 2026: 42% on time (31 flights)42Aug

By day of week

DayFlightsOn time
Monday3158%
Tuesday3063%
Wednesday3087%
Thursday3161%
Friday3174%
Saturday3468%
Sunday3155%

Why it was late

Late inbound plane 60%Air traffic & airport (NAS) 31%Airline (crew, maintenance, ops) 9%

All flights BUF → JFK · Connecting off DL 5296? Check the risk

Questions

How often is DL 5296 from JFK to BUF late?

Delta Air Lines 5296 from New York, NY to Buffalo, NY arrived 15 or more minutes late, was diverted or was cancelled on 24% of 312 scheduled flights between September 2025 and August 2026. 4.5% were cancelled.

How often is DL 5296 from BUF to JFK late?

Delta Air Lines 5296 from Buffalo, NY to New York, NY arrived 15 or more minutes late, was diverted or was cancelled on 33% of 218 scheduled flights between September 2025 and August 2026. 11.9% 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.