About 1 in 4 DL 3945 flights from Nashville arrived 15+ minutes late, diverted or cancelled over the past year (24%); 0.6% were cancelled. The typical flight landed 10 minutes early.
DL 3945: BNA → AUS
Scheduled to leave Nashville at 5:00 p.m. local time, operated by SkyWest as OO 3945. Over the past year it arrived on time 76% of the time (171 flights), in line with other DL flights on the route at that hour (74%). Last seen in the data Aug 30, 2026.
Usually Delta Air Lines's last flight of the day from Nashville to Austin (100% of days). Delta Air Lines's last BNA–AUS flight was cancelled 0.3% of the time, against 0.6% for its earlier ones. If it's cancelled, the next Delta Air Lines flight is usually around 7:05 a.m. the next morning.
Month by month
By day of week
| Day | Flights | On time |
|---|---|---|
| Monday | 30 | 77% |
| Tuesday | 30 | 77% |
| Wednesday | 29 | 86% |
| Thursday | 27 | 70% |
| Friday | 29 | 79% |
| Sunday | 26 | 65% |
Why it was late
All flights BNA → AUS · Connecting off DL 3945? Check the risk
DL 3945: AUS → BNA
Scheduled to leave Austin at 3:34 p.m. local time, operated by SkyWest as OO 3945. Over the past year it arrived on time 64% of the time (126 flights), worse than other DL flights on the route at that hour (75%). Last seen in the data Aug 30, 2026.
Month by month
By day of week
| Day | Flights | On time |
|---|---|---|
| Monday | 20 | 75% |
| Tuesday | 20 | 55% |
| Wednesday | 19 | — |
| Thursday | 20 | 70% |
| Friday | 21 | 57% |
| Saturday | 5 | — |
| Sunday | 21 | 62% |
Why it was late
All flights AUS → BNA · Connecting off DL 3945? Check the risk
Questions
How often is DL 3945 from BNA to AUS late?
Delta Air Lines 3945 from Nashville, TN to Austin, TX arrived 15 or more minutes late, was diverted or was cancelled on 24% of 171 scheduled flights between September 2025 and August 2026. 0.6% were cancelled.
How often is DL 3945 from AUS to BNA late?
Delta Air Lines 3945 from Austin, TX to Nashville, TN arrived 15 or more minutes late, was diverted or was cancelled on 36% of 126 scheduled flights between September 2025 and August 2026. 0.0% 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.