Route
AUS → BNA
Austin Bergstrom International Airport Nashville International Airport
How punctual is this route?
- On-time arrivals
- 75.5%
- Less than 15 minutes late
- Cancelled
- 0.6%
- Of scheduled flights
- Average delay when late
- 66 min
- Flights arriving 15+ minutes late
- Flights tracked
- 3,017
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 43%
- Late-arriving aircraft 30%
- Air traffic control & airport 18%
- Extreme weather 8%
- Security 1%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 86.4% | 228 |
| October 2025 | 75.0% | 284 |
| November 2025 | 77.7% | 243 |
| December 2025 | 78.7% | 250 |
| January 2026 | 88.1% | 241 |
| February 2026 | 82.7% | 225 |
| March 2026 | 71.6% | 277 |
| April 2026 | 73.3% | 266 |
| May 2026 | 68.2% | 275 |
| June 2026 | 64.7% | 239 |
| July 2026 | 64.1% | 239 |
| August 2026 | 78.3% | 250 |
Source: U.S. DOT Bureau of Transportation Statistics on-time data, September 2025 – August 2026. Covers flights operated by reporting U.S. carriers. About our data
Airlines on this route
| Airline | Flights | On time | Cancelled | Avg. delay when late |
|---|---|---|---|---|
| Southwest Airlines | 2,008 | 74.8% | 0.7% | 55 min |
| SkyWest Airlines | 1,009 | 76.8% | 0.5% | 90 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
-
OO4163
27% late · 317 flights
-
OO4116
17% late · 186 flights
-
OO3945
35% late · 126 flights
-
OO3960
16% late · 112 flights
-
OO4063
23% late · 103 flights
-
OO4164
15% late · 100 flights
-
WN282
9% late · 80 flights
-
OO3970
21% late · 65 flights
-
WN469
6% late · 64 flights
-
WN473
16% late · 64 flights
-
WN258
47% late · 61 flights
-
WN259
66% late · 60 flights
-
WN263
0% late · 58 flights
-
WN281
5% late · 58 flights
-
WN4319
17% late · 52 flights
-
WN284
12% late · 50 flights
-
WN4448
59% late · 49 flights
-
WN1701
22% late · 47 flights
-
WN470
9% late · 46 flights
-
WN3066
38% late · 43 flights
-
WN211
10% late · 42 flights
-
WN3155
34% late · 41 flights
-
WN261
64% late · 36 flights
-
WN256
9% late · 35 flights
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