ON TIMEBOARD

DL 4146 on time

Delta Air Lines 4146: Nashville to Austin at 7:05 a.m. (past 12 months)

On time
85%
253 flights · likely 80–89%
Cancelled
1.2%
of scheduled flights
Typical arrival
−16 min
median vs schedule
When late
+137 min
average delay
Similar flights
87%
DL, same route & hour

About 1 in 7 DL 4146 flights from Nashville arrived 15+ minutes late, diverted or cancelled over the past year (15%); 1.2% were cancelled. The typical flight landed 16 minutes early.

DL 4146: BNA → AUS

Scheduled to leave Nashville at 7:05 a.m. local time, operated by SkyWest as OO 4146. Over the past year it arrived on time 85% of the time (253 flights), in line with other DL flights on the route at that hour (87%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Apr 2025: 83% on time (30 flights)83AprMay 2025: 84% on time (31 flights)84MayJun 2025: too few flights (7 flights)JunDec 2025: too few flights (11 flights)DecJan 2026: 83% on time (30 flights)83JanFeb 2026: 79% on time (28 flights)79FebMar 2026: 84% on time (31 flights)84MarApr 2026: 93% on time (30 flights)93AprMay 2026: 84% on time (31 flights)84MayJun 2026: 90% on time (30 flights)90JunJul 2026: 77% on time (31 flights)77JulAug 2026: 87% on time (31 flights)87Aug

By day of week

DayFlightsOn time
Monday3784%
Tuesday3694%
Wednesday3689%
Thursday3488%
Friday3683%
Saturday3786%
Sunday3773%

Why it was late

Airline (crew, maintenance, ops) 87%Severe weather 8%Air traffic & airport (NAS) 4%

All flights BNA → AUS · Connecting off DL 4146? Check the risk

Questions

How often is DL 4146 from BNA to AUS late?

Delta Air Lines 4146 from Nashville, TN to Austin, TX arrived 15 or more minutes late, was diverted or was cancelled on 15% of 253 scheduled flights between September 2025 and August 2026. 1.2% 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.