ON TIMEBOARD

DL 2615 on time

Delta Air Lines 2615: Atlanta to Sioux Falls at 9:30 p.m. (past 12 months)

On time
77%
365 flights · likely 72–81%
Cancelled
0.8%
of scheduled flights
Typical arrival
−4 min
median vs schedule
When late
+58 min
average delay
Similar flights
79%
DL, same route & hour

About 1 in 4 DL 2615 flights from Atlanta arrived 15+ minutes late, diverted or cancelled over the past year (23%); 0.8% were cancelled. The typical flight landed 4 minutes early.

DL 2615: ATL → FSD

Scheduled to leave Atlanta at 9:30 p.m. local time. Over the past year it arrived on time 77% of the time (365 flights), in line with other DL flights on the route at that hour (79%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Sep 2025: 80% on time (30 flights)80SepOct 2025: 90% on time (31 flights)90OctNov 2025: 77% on time (30 flights)77NovDec 2025: 71% on time (31 flights)71DecJan 2026: 74% on time (31 flights)74JanFeb 2026: 79% on time (28 flights)79FebMar 2026: 77% on time (31 flights)77MarApr 2026: 93% on time (30 flights)93AprMay 2026: 65% on time (31 flights)65MayJun 2026: 87% on time (30 flights)87JunJul 2026: 52% on time (31 flights)52JulAug 2026: 81% on time (31 flights)81Aug

By day of week

DayFlightsOn time
Monday5377%
Tuesday5277%
Wednesday5281%
Thursday5277%
Friday5275%
Saturday5273%
Sunday5279%

Why it was late

Airline (crew, maintenance, ops) 51%Air traffic & airport (NAS) 28%Late inbound plane 11%Severe weather 10%

All flights ATL → FSD · Connecting off DL 2615? Check the risk

Questions

How often is DL 2615 from ATL to FSD late?

Delta Air Lines 2615 from Atlanta, GA to Sioux Falls, SD arrived 15 or more minutes late, was diverted or was cancelled on 23% of 365 scheduled flights between September 2025 and August 2026. 0.8% 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.