ON TIMEBOARD
Delta Air Lines / ATL → RDU

DL 1097 on time

Delta Air Lines 1097: Atlanta to Raleigh at 5:24 p.m.; Raleigh to Atlanta at 7:59 p.m. (past 12 months). Figures below the title are for ATL → RDU, its busiest leg

On time
70%
210 flights · likely 63–76%
Cancelled
1.9%
of scheduled flights
Typical arrival
+1 min
median vs schedule
When late
+71 min
average delay
Similar flights
75%
DL, same route & hour

About 1 in 3 DL 1097 flights from Atlanta arrived 15+ minutes late, diverted or cancelled over the past year (30%); 1.9% were cancelled. The typical flight landed 1 minutes late.

DL 1097: ATL → RDU

Scheduled to leave Atlanta at 5:24 p.m. local time. Over the past year it arrived on time 70% of the time (210 flights), worse than other DL flights on the route at that hour (75%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Apr 2025: 83% on time (30 flights)83AprMay 2025: 65% on time (31 flights)65MayJun 2025: too few flights (7 flights)JunDec 2025: too few flights (12 flights)DecJan 2026: too few flights (11 flights)JanFeb 2026: too few flights (14 flights)FebMar 2026: 74% on time (23 flights)74MarApr 2026: 75% on time (28 flights)75AprMay 2026: 74% on time (31 flights)74MayJun 2026: 87% on time (30 flights)87JunJul 2026: 50% on time (30 flights)50JulAug 2026: 58% on time (31 flights)58Aug

By day of week

DayFlightsOn time
Monday3563%
Tuesday2770%
Wednesday2781%
Thursday3479%
Friday3465%
Saturday2770%
Sunday2662%

Why it was late

Late inbound plane 36%Airline (crew, maintenance, ops) 32%Air traffic & airport (NAS) 23%Severe weather 9%

All flights ATL → RDU · Connecting off DL 1097? Check the risk

DL 1097: RDU → ATL

Scheduled to leave Raleigh at 7:59 p.m. local time. Over the past year it arrived on time 74% of the time (159 flights), in line with other DL flights on the route at that hour (76%). Last seen in the data Aug 30, 2026.

Usually Delta Air Lines's last flight of the day from Raleigh to Atlanta (100% of days). Delta Air Lines's last RDU–ATL flight was cancelled 1.6% of the time, against 1.5% for its earlier ones. If it's cancelled, the next Delta Air Lines flight is usually around 5:10 a.m. the next morning.

Month by month

20%60%100%Apr 2025: 69% on time (16 flights)69AprMay 2025: 65% on time (17 flights)65MayJun 2025: too few flights (4 flights)JunDec 2025: too few flights (9 flights)DecJan 2026: 88% on time (26 flights)88JanFeb 2026: 94% on time (18 flights)94FebMar 2026: too few flights (14 flights)MarApr 2026: 87% on time (15 flights)87AprMay 2026: 70% on time (23 flights)70MayJun 2026: 84% on time (19 flights)84JunJul 2026: 33% on time (18 flights)33JulAug 2026: 65% on time (17 flights)65Aug

By day of week

DayFlightsOn time
Monday3667%
Tuesday8—
Wednesday6—
Thursday3485%
Friday3667%
Saturday12—
Sunday2763%

Why it was late

Late inbound plane 71%Airline (crew, maintenance, ops) 16%Severe weather 7%Air traffic & airport (NAS) 6%

All flights RDU → ATL · Connecting off DL 1097? Check the risk

Questions

How often is DL 1097 from ATL to RDU late?

Delta Air Lines 1097 from Atlanta, GA to Raleigh/Durham, NC arrived 15 or more minutes late, was diverted or was cancelled on 30% of 210 scheduled flights between September 2025 and August 2026. 1.9% were cancelled.

How often is DL 1097 from RDU to ATL late?

Delta Air Lines 1097 from Raleigh/Durham, NC to Atlanta, GA arrived 15 or more minutes late, was diverted or was cancelled on 26% of 159 scheduled flights between September 2025 and August 2026. 2.5% 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.