ON TIMEBOARD

DL 2637 on time

Delta Air Lines 2637: Nashville to Atlanta at 5:15 a.m. (past 12 months)

On time
92%
355 flights · likely 89–95%
Cancelled
2.8%
of scheduled flights
Typical arrival
−17 min
median vs schedule
When late
+114 min
average delay
Similar flights
93%
DL, same route & hour

About 1 in 13 DL 2637 flights from Nashville arrived 15+ minutes late, diverted or cancelled over the past year (8%); 2.8% were cancelled. The typical flight landed 17 minutes early.

DL 2637: BNA → ATL

Scheduled to leave Nashville at 5:15 a.m. local time. Over the past year it arrived on time 92% of the time (355 flights), in line with other DL flights on the route at that hour (93%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Sep 2025: 100% on time (30 flights)100SepOct 2025: 94% on time (31 flights)94OctNov 2025: 93% on time (28 flights)93NovDec 2025: 90% on time (29 flights)90DecJan 2026: 89% on time (27 flights)89JanFeb 2026: 92% on time (26 flights)92FebMar 2026: 84% on time (31 flights)84MarApr 2026: 93% on time (30 flights)93AprMay 2026: 90% on time (31 flights)90MayJun 2026: 93% on time (30 flights)93JunJul 2026: 94% on time (31 flights)94JulAug 2026: 97% on time (31 flights)97Aug

By day of week

DayFlightsOn time
Monday5387%
Tuesday5292%
Wednesday5298%
Thursday5292%
Friday5296%
Saturday4391%
Sunday5190%

Why it was late

Airline (crew, maintenance, ops) 83%Late inbound plane 12%Air traffic & airport (NAS) 5%

All flights BNA → ATL · Connecting off DL 2637? Check the risk

Questions

How often is DL 2637 from BNA to ATL late?

Delta Air Lines 2637 from Nashville, TN to Atlanta, GA arrived 15 or more minutes late, was diverted or was cancelled on 8% of 355 scheduled flights between September 2025 and August 2026. 2.8% 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.