ON TIMEBOARD
Delta Air Lines / ATL → GSO

DL 1604 on time

Delta Air Lines 1604: Atlanta to Greensboro at 5:52 p.m.; Greensboro to Atlanta at 7:59 p.m. (past 12 months). Figures below the title are for ATL → GSO, its busiest leg

On time
71%
179 flights · likely 64–77%
Cancelled
2.2%
of scheduled flights
Typical arrival
−4 min
median vs schedule
When late
+58 min
average delay
Similar flights
72%
DL, same route & hour

About 1 in 3 DL 1604 flights from Atlanta arrived 15+ minutes late, diverted or cancelled over the past year (29%); 2.2% were cancelled. The typical flight landed 4 minutes early.

DL 1604: ATL → GSO

Scheduled to leave Atlanta at 5:52 p.m. local time. Over the past year it arrived on time 71% of the time (179 flights), in line with other DL flights on the route at that hour (72%). Last seen in the data Aug 31, 2026.

Month by month

30%65%100%Feb 2025: too few flights (14 flights)FebMar 2025: too few flights (4 flights)MarJun 2025: too few flights (12 flights)JunJul 2025: 69% on time (26 flights)69JulAug 2025: 74% on time (31 flights)74AugSep 2025: 83% on time (30 flights)83SepOct 2025: 77% on time (31 flights)77OctNov 2025: 79% on time (29 flights)79NovDec 2025: 74% on time (19 flights)74DecJun 2026: 67% on time (21 flights)67JunJul 2026: 37% on time (19 flights)37JulAug 2026: 67% on time (30 flights)67Aug

By day of week

DayFlightsOn time
Monday2972%
Tuesday2475%
Wednesday2475%
Thursday2868%
Friday2864%
Saturday18—
Sunday2864%

Why it was late

Airline (crew, maintenance, ops) 39%Late inbound plane 33%Air traffic & airport (NAS) 24%Severe weather 2%Security 1%

All flights ATL → GSO · Connecting off DL 1604? Check the risk

DL 1604: GSO → ATL

Scheduled to leave Greensboro at 7:59 p.m. local time. Over the past year it arrived on time 75% of the time (124 flights), in line with other DL flights on the route at that hour (75%). Last seen in the data Aug 2, 2026.

Usually Delta Air Lines's last flight of the day from Greensboro to Atlanta (100% of days). Delta Air Lines's last GSO–ATL flight was cancelled 3.3% of the time, against 1.9% for its earlier ones. If it's cancelled, the next Delta Air Lines flight is usually around 5:25 a.m. the next morning.

Month by month

40%70%100%Sep 2025: too few flights (12 flights)SepOct 2025: 88% on time (16 flights)88OctNov 2025: too few flights (9 flights)NovDec 2025: too few flights (10 flights)DecJan 2026: too few flights (7 flights)JanFeb 2026: too few flights (5 flights)FebMar 2026: too few flights (14 flights)MarApr 2026: 95% on time (19 flights)95AprMay 2026: too few flights (3 flights)MayJun 2026: too few flights (12 flights)JunJul 2026: 50% on time (16 flights)50JulAug 2026: too few flights (1 flights)Aug

By day of week

DayFlightsOn time
Monday3278%
Tuesday2—
Wednesday1—
Thursday2979%
Friday2972%
Sunday3168%

Why it was late

Late inbound plane 59%Airline (crew, maintenance, ops) 28%Severe weather 12%Air traffic & airport (NAS) 1%

All flights GSO → ATL · Connecting off DL 1604? Check the risk

Questions

How often is DL 1604 from ATL to GSO late?

Delta Air Lines 1604 from Atlanta, GA to Greensboro/High Point, NC arrived 15 or more minutes late, was diverted or was cancelled on 29% of 179 scheduled flights between September 2025 and August 2026. 2.2% were cancelled.

How often is DL 1604 from GSO to ATL late?

Delta Air Lines 1604 from Greensboro/High Point, NC to Atlanta, GA arrived 15 or more minutes late, was diverted or was cancelled on 25% of 124 scheduled flights between September 2025 and August 2026. 5.7% 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.