ON TIMEBOARD

DL 5125 on time

Delta Air Lines 5125: Greensboro to New York at 10:05 a.m.; New York to Greensboro at 8:29 a.m. (past 12 months). Figures below the title are for GSO → LGA, its busiest leg

On time
81%
212 flights · likely 75–86%
Cancelled
4.7%
of scheduled flights
Typical arrival
−9 min
median vs schedule
When late
+106 min
average delay
Similar flights
81%
DL, same route & hour

About 1 in 5 DL 5125 flights from Greensboro arrived 15+ minutes late, diverted or cancelled over the past year (19%); 4.7% were cancelled. The typical flight landed 9 minutes early.

DL 5125: GSO → LGA

Scheduled to leave Greensboro at 10:05 a.m. local time, operated by Endeavor Air as 9E 5125. Over the past year it arrived on time 81% of the time (212 flights), in line with other DL flights on the route at that hour (81%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Nov 2024: too few flights (2 flights)NovDec 2024: 87% on time (15 flights)87DecJan 2025: too few flights (5 flights)JanDec 2025: too few flights (11 flights)DecJan 2026: 83% on time (24 flights)83JanFeb 2026: 85% on time (20 flights)85FebMar 2026: 77% on time (26 flights)77MarApr 2026: 81% on time (26 flights)81AprMay 2026: 88% on time (26 flights)88MayJun 2026: 81% on time (26 flights)81JunJul 2026: 67% on time (27 flights)67JulAug 2026: 88% on time (26 flights)88Aug

By day of week

DayFlightsOn time
Monday3765%
Tuesday3672%
Wednesday3583%
Thursday3692%
Friday3692%
Saturday3—
Sunday2986%

Why it was late

Late inbound plane 47%Airline (crew, maintenance, ops) 28%Air traffic & airport (NAS) 25%

All flights GSO → LGA · Connecting off DL 5125? Check the risk

DL 5125: LGA → GSO

Scheduled to leave New York at 8:29 a.m. local time, operated by Endeavor Air as 9E 5125. Over the past year it arrived on time 79% of the time (210 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%Sep 2024: too few flights (5 flights)SepDec 2024: too few flights (13 flights)DecJan 2025: too few flights (5 flights)JanDec 2025: too few flights (12 flights)DecJan 2026: 79% on time (24 flights)79JanFeb 2026: 75% on time (20 flights)75FebMar 2026: 83% on time (29 flights)83MarApr 2026: 79% on time (28 flights)79AprMay 2026: 87% on time (30 flights)87MayJun 2026: 78% on time (23 flights)78JunJul 2026: 70% on time (23 flights)70JulAug 2026: 86% on time (21 flights)86Aug

By day of week

DayFlightsOn time
Monday3768%
Tuesday3675%
Wednesday3683%
Thursday3689%
Friday3686%
Saturday13—
Sunday16—

Why it was late

Airline (crew, maintenance, ops) 39%Air traffic & airport (NAS) 35%Late inbound plane 22%Severe weather 4%

All flights LGA → GSO · Connecting off DL 5125? Check the risk

Questions

How often is DL 5125 from GSO to LGA late?

Delta Air Lines 5125 from Greensboro/High Point, NC to New York, NY arrived 15 or more minutes late, was diverted or was cancelled on 19% of 212 scheduled flights between September 2025 and August 2026. 4.7% were cancelled.

How often is DL 5125 from LGA to GSO late?

Delta Air Lines 5125 from New York, NY to Greensboro/High Point, NC arrived 15 or more minutes late, was diverted or was cancelled on 21% of 210 scheduled flights between September 2025 and August 2026. 5.2% 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.