ON TIMEBOARD
Delta Air Lines / ATL → BNA

DL 1155 on time

Delta Air Lines 1155: Atlanta to Nashville at 9:50 a.m.; Nashville to Atlanta at 10:59 a.m. (past 12 months). Figures below the title are for ATL → BNA, its busiest leg

On time
86%
227 flights · likely 81–90%
Cancelled
1.8%
of scheduled flights
Typical arrival
−7 min
median vs schedule
When late
+62 min
average delay
Similar flights
86%
DL, same route & hour

About 1 in 7 DL 1155 flights from Atlanta arrived 15+ minutes late, diverted or cancelled over the past year (14%); 1.8% were cancelled. The typical flight landed 7 minutes early.

DL 1155: ATL → BNA

Scheduled to leave Atlanta at 9:50 a.m. local time. Over the past year it arrived on time 86% of the time (227 flights), in line with other DL flights on the route at that hour (86%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Apr 2025: too few flights (13 flights)AprMay 2025: 76% on time (25 flights)76MayJun 2025: too few flights (7 flights)JunDec 2025: too few flights (9 flights)DecJan 2026: 80% on time (30 flights)80JanFeb 2026: too few flights (11 flights)FebMar 2026: 71% on time (24 flights)71MarApr 2026: 80% on time (30 flights)80AprMay 2026: 97% on time (31 flights)97MayJun 2026: 97% on time (30 flights)97JunJul 2026: 84% on time (31 flights)84JulAug 2026: 84% on time (31 flights)84Aug

By day of week

DayFlightsOn time
Monday3482%
Tuesday3388%
Wednesday3197%
Thursday3077%
Friday3291%
Saturday3382%
Sunday3485%

Why it was late

Airline (crew, maintenance, ops) 38%Severe weather 26%Air traffic & airport (NAS) 22%Late inbound plane 14%

All flights ATL → BNA · Connecting off DL 1155? Check the risk

DL 1155: BNA → ATL

Scheduled to leave Nashville at 10:59 a.m. local time. Over the past year it arrived on time 89% of the time (193 flights), in line with other DL flights on the route at that hour (86%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Mar 2025: 93% on time (30 flights)93MarApr 2025: too few flights (13 flights)AprMay 2025: 88% on time (25 flights)88MayJun 2025: too few flights (7 flights)JunDec 2025: too few flights (12 flights)DecJan 2026: too few flights (4 flights)JanMar 2026: 79% on time (24 flights)79MarApr 2026: 90% on time (30 flights)90AprMay 2026: 97% on time (31 flights)97MayJun 2026: 90% on time (30 flights)90JunJul 2026: 81% on time (31 flights)81JulAug 2026: 90% on time (31 flights)90Aug

By day of week

DayFlightsOn time
Monday2886%
Tuesday2793%
Wednesday2796%
Thursday2785%
Friday2789%
Saturday2886%
Sunday2986%

Why it was late

Late inbound plane 63%Airline (crew, maintenance, ops) 35%Air traffic & airport (NAS) 3%

All flights BNA → ATL · Connecting off DL 1155? Check the risk

Questions

How often is DL 1155 from ATL to BNA late?

Delta Air Lines 1155 from Atlanta, GA to Nashville, TN arrived 15 or more minutes late, was diverted or was cancelled on 14% of 227 scheduled flights between September 2025 and August 2026. 1.8% were cancelled.

How often is DL 1155 from BNA to ATL late?

Delta Air Lines 1155 from Nashville, TN to Atlanta, GA arrived 15 or more minutes late, was diverted or was cancelled on 11% of 193 scheduled flights between September 2025 and August 2026. 1.0% 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.