ON TIMEBOARD
Delta Air Lines / RDU → ATL

DL 2026 on time

Delta Air Lines 2026: Raleigh to Atlanta at 3:35 p.m.; Atlanta to Raleigh at 1:02 p.m. (past 12 months). Figures below the title are for RDU → ATL, its busiest leg

On time
82%
240 flights · likely 77–86%
Cancelled
1.3%
of scheduled flights
Typical arrival
−6 min
median vs schedule
When late
+95 min
average delay
Similar flights
82%
DL, same route & hour

About 1 in 6 DL 2026 flights from Raleigh arrived 15+ minutes late, diverted or cancelled over the past year (18%); 1.3% were cancelled. The typical flight landed 6 minutes early.

DL 2026: RDU → ATL

Scheduled to leave Raleigh at 3:35 p.m. local time. Over the past year it arrived on time 82% of the time (240 flights), in line with other DL flights on the route at that hour (82%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Apr 2025: 93% on time (30 flights)93AprMay 2025: 81% on time (31 flights)81MayJun 2025: too few flights (7 flights)JunDec 2025: too few flights (12 flights)DecJan 2026: 87% on time (30 flights)87JanFeb 2026: 88% on time (25 flights)88FebMar 2026: 89% on time (27 flights)89MarApr 2026: 86% on time (28 flights)86AprMay 2026: 96% on time (27 flights)96MayJun 2026: 76% on time (29 flights)76JunJul 2026: 58% on time (31 flights)58JulAug 2026: 74% on time (31 flights)74Aug

By day of week

DayFlightsOn time
Monday3675%
Tuesday3683%
Wednesday3697%
Thursday3678%
Friday3681%
Saturday2387%
Sunday3776%

Why it was late

Air traffic & airport (NAS) 37%Airline (crew, maintenance, ops) 32%Late inbound plane 28%Severe weather 3%

All flights RDU → ATL · Connecting off DL 2026? Check the risk

DL 2026: ATL → RDU

Scheduled to leave Atlanta at 1:02 p.m. local time. Over the past year it arrived on time 86% of the time (185 flights), worse than other DL flights on the route at that hour (90%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Mar 2025: 90% on time (29 flights)90MarApr 2025: 90% on time (30 flights)90AprMay 2025: 74% on time (31 flights)74MayJun 2025: too few flights (7 flights)JunDec 2025: too few flights (12 flights)DecJan 2026: 83% on time (30 flights)83JanFeb 2026: 84% on time (25 flights)84FebMar 2026: too few flights (6 flights)MarMay 2026: 100% on time (21 flights)100MayJun 2026: 90% on time (29 flights)90JunJul 2026: 81% on time (31 flights)81JulAug 2026: 84% on time (31 flights)84Aug

By day of week

DayFlightsOn time
Monday2781%
Tuesday2785%
Wednesday2796%
Thursday2886%
Friday2893%
Saturday2080%
Sunday2882%

Why it was late

Airline (crew, maintenance, ops) 60%Air traffic & airport (NAS) 17%Late inbound plane 12%Severe weather 11%

All flights ATL → RDU · Connecting off DL 2026? Check the risk

Questions

How often is DL 2026 from RDU to ATL late?

Delta Air Lines 2026 from Raleigh/Durham, NC to Atlanta, GA arrived 15 or more minutes late, was diverted or was cancelled on 18% of 240 scheduled flights between September 2025 and August 2026. 1.3% were cancelled.

How often is DL 2026 from ATL to RDU late?

Delta Air Lines 2026 from Atlanta, GA to Raleigh/Durham, NC arrived 15 or more minutes late, was diverted or was cancelled on 14% of 185 scheduled flights between September 2025 and August 2026. 1.1% 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.