Route on-time record

BNA to AUS: most on-time flights and the best time to fly

Nashville (Nashville International Airport) to Austin (Austin Bergstrom International Airport). 3,025 nonstop flights in Jun 2025 to May 2026, 82% arrived within 15 minutes and 0.5% were cancelled. The most reliable flight number was Southwest 1574 at 5:55 AM.

Flying on a specific date? We’ll adjust for the month, the weekday and the forecast.

BNA → AUS

Nashville to Austin: 3,025 nonstop flights a year

On time (12 months)

82%

Cancelled

0.5%

avg delay 13 min

Best time to leave

Before 9 AM

93% on time vs 68% after 9 PM

Most reliable airline

SkyWest

83% chance on time

Check BNA to AUS fares

Fares open on our travel partner (Aviasales). Pick the flight number you chose here.

Most reliable nonstop flights

Ranked by the chance the flight operates and arrives within 15 minutes of schedule, from Jun 2025 to May 2026 records.

#1 · Southwest 1574
5:55 AM → 8:20 AM2h 25m nonstop
Local times, typical schedule. Last flown 2026-05-31.
95%
chance on time
On time (history)
100%
Cancelled
0.0%
Avg arrival delay
0 min
- Arrived on time 100% of the time (46 flights, Jun 2025 to May 2026).
- Never cancelled in 46 scheduled flights.
- Leaves in this route's most on-time window (Before 9 AM: 93% on time; After 9 PM: 68%).
- Departs outside BNA's trouble window (1 PM to 7 PM, when 64% of its 44 ground stops and delay programs started).
Limited track record · 46 flights
Find Southwest 1574 fares Opens this date on Aviasales
#2 · Southwest 389
5:15 AM → 7:45 AM2h 30m nonstop
Local times, typical schedule. Last flown 2026-04-06.
93%
chance on time
On time (history)
100%
Cancelled
0.0%
Avg arrival delay
1 min
- Arrived on time 100% of the time (20 flights, Jun 2025 to May 2026).
- Leaves in this route's most on-time window (Before 9 AM: 93% on time; After 9 PM: 68%).
- Departs outside BNA's trouble window (1 PM to 7 PM, when 64% of its 44 ground stops and delay programs started).
- Short track record (20 flights), so its score leans on the airline's record at this hour.
Limited track record · 20 flights
Find Southwest 389 fares Opens this date on Aviasales
#3 · Southwest 4437
7:40 AM → 10:05 AM2h 25m nonstop
Local times, typical schedule. Last flown 2026-05-31. Same departure also flew as Southwest 603; its record covers all of them.
91%
chance on time
On time (history)
92%
Cancelled
0.0%
Avg arrival delay
4 min
- Arrived on time 92% of the time (88 flights, Jun 2025 to May 2026).
- Never cancelled in 88 scheduled flights.
- Leaves in this route's most on-time window (Before 9 AM: 93% on time; After 9 PM: 68%).
- Departs outside BNA's trouble window (1 PM to 7 PM, when 64% of its 44 ground stops and delay programs started).
Moderate track record · 88 flights
Find Southwest 4437 fares Opens this date on Aviasales
#4 · SkyWest 4146 · sold as United Express, Delta Connection, American Eagle or Alaska
7:05 AM → 9:48 AM2h 38m nonstop
Local times, typical schedule. Last flown 2026-05-31.
86%
chance on time
On time (history)
87%
Cancelled
1.8%
Avg arrival delay
18 min
- Arrived on time 87% of the time (165 flights, Jun 2025 to May 2026).
- Leaves in this route's most on-time window (Before 9 AM: 93% on time; After 9 PM: 68%).
- Departs outside BNA's trouble window (1 PM to 7 PM, when 64% of its 44 ground stops and delay programs started).
Moderate track record · 165 flights
Find 7:05 AM flight fares Opens this date on Aviasales
#5 · SkyWest 4164 · sold as United Express, Delta Connection, American Eagle or Alaska
11:48 AM → 2:29 PM2h 41m nonstop
Local times, typical schedule. Last flown 2026-05-31. Same departure also flew as SkyWest 3960, 4116; its record covers all of them.
85%
chance on time
On time (history)
85%
Cancelled
0.4%
Avg arrival delay
13 min
- Arrived on time 85% of the time (276 flights, Jun 2025 to May 2026).
- Departs outside BNA's trouble window (1 PM to 7 PM, when 64% of its 44 ground stops and delay programs started).
- Lands inside AUS's trouble window: 79% of its 91 ground stops and delay programs started between 10 AM and 4 PM.
Strong track record · 276 flights
Find 11:48 AM flight fares Opens this date on Aviasales
#6 · Southwest 262
11:15 AM → 1:40 PM2h 25m nonstop
Local times, typical schedule. Last flown 2026-05-27.
84%
chance on time
On time (history)
88%
Cancelled
0.0%
Avg arrival delay
5 min
- Arrived on time 88% of the time (16 flights, Jun 2025 to May 2026).
- Departs outside BNA's trouble window (1 PM to 7 PM, when 64% of its 44 ground stops and delay programs started).
- Lands inside AUS's trouble window: 79% of its 91 ground stops and delay programs started between 10 AM and 4 PM.
- Short track record (16 flights), so its score leans on the airline's record at this hour.
Limited track record · 16 flights
Find Southwest 262 fares Opens this date on Aviasales
#7 · Southwest 2382
11:35 AM → 1:55 PM2h 20m nonstop
Local times, typical schedule. Last flown 2026-05-31. Same departure also flew as Southwest 2235; its record covers all of them.
81%
chance on time
On time (history)
81%
Cancelled
0.0%
Avg arrival delay
13 min
- Arrived on time 81% of the time (67 flights, Jun 2025 to May 2026).
- Never cancelled in 67 scheduled flights.
- Departs outside BNA's trouble window (1 PM to 7 PM, when 64% of its 44 ground stops and delay programs started).
- Lands inside AUS's trouble window: 79% of its 91 ground stops and delay programs started between 10 AM and 4 PM.
Moderate track record · 67 flights
Find Southwest 2382 fares Opens this date on Aviasales
#8 · Southwest 4055
12:55 PM → 3:20 PM2h 25m nonstop
Local times, typical schedule. Last flown 2026-05-29.
81%
chance on time
On time (history)
83%
Cancelled
0.0%
Avg arrival delay
12 min
- Arrived on time 83% of the time (23 flights, Jun 2025 to May 2026).
- Departs outside BNA's trouble window (1 PM to 7 PM, when 64% of its 44 ground stops and delay programs started).
- Lands inside AUS's trouble window: 79% of its 91 ground stops and delay programs started between 10 AM and 4 PM.
- Short track record (23 flights), so its score leans on the airline's record at this hour.
Limited track record · 23 flights
Find Southwest 4055 fares Opens this date on Aviasales
#9 · Southwest 497
7:35 PM → 10:10 PM2h 35m nonstop
Local times, typical schedule. Last flown 2026-04-06.
77%
chance on time
On time (history)
90%
Cancelled
0.0%
Avg arrival delay
6 min
- Arrived on time 90% of the time (20 flights, Jun 2025 to May 2026).
- Departs outside BNA's trouble window (1 PM to 7 PM, when 64% of its 44 ground stops and delay programs started).
- Short track record (20 flights), so its score leans on the airline's record at this hour.
Limited track record · 20 flights
Find Southwest 497 fares Opens this date on Aviasales
#10 · SkyWest 3945 · sold as United Express, Delta Connection, American Eagle or Alaska
5:00 PM → 7:42 PM2h 42m nonstop
Local times, typical schedule. Last flown 2026-05-06.
76%
chance on time
On time (history)
81%
Cancelled
1.0%
Avg arrival delay
25 min
- Arrived on time 81% of the time (103 flights, Jun 2025 to May 2026).
- Departs inside BNA's trouble window: 64% of its 44 ground stops and delay programs started between 1 PM and 7 PM.
Moderate track record · 103 flights
Find 5:00 PM flight fares Opens this date on Aviasales

Airlines on this route

Season-adjusted chance of operating and arriving on time.

SkyWest Airlines (sold as United Express, Delta Connection, American Eagle or Alaska)83%
1,008 flights · 83% on time as flown · 0.5% cancel
Southwest Airlines81%
2,017 flights · 81% on time as flown · 0.5% cancel

On time by departure time

All airlines, scheduled local departure, Jun 2025 to May 2026.

Before 9 AM93%
1,001 flights · avg delay 6 min
9 AM to noon84%
574 flights · avg delay 13 min
Noon to 3 PM76%
380 flights · avg delay 13 min
3 to 6 PM72%
371 flights · avg delay 21 min
6 to 9 PM72%
560 flights · avg delay 20 min
After 9 PM68%
139 flights · avg delay 16 min

Best day: Wednesday (85%). Worst: Sunday (77%).

On time by month

All airlines, Jun 2023 to May 2026. Several years per month, so one stormy season doesn't define a month. Travel-month estimates use this seasonal pattern.

What delays this route

Airline (crew, maintenance, boarding)42%
Late-arriving aircraft31%
Air traffic control and airport volume16%
Severe weather11%

Share of delay minutes by the cause airlines report to the US DOT.

Historical odds, not a guarantee. Built from the US DOT Bureau of Transportation Statistics on-time reports (Jun 2025 to May 2026), FAA ground stop and delay program advisories, and 20 years of airport weather observations. Covers US airlines that report to the DOT; schedules are flights operated recently, so confirm times when you book. ATIS Alerts is not affiliated with any airline. Fares are what Aviasales travelers saw in recent searches (USD, one way, 1 adult), not live quotes; the partner site shows the current price. Fare links go to our travel partner and may earn us a commission at no cost to you. Affiliate disclosure

BNA to AUS questions

What time of day is best to fly BNA to AUS?: Before 9 AM: 93% of flights arrived on time, against 68% for departures after 9 PM. Later flights inherit delays from earlier ones, so the first departures of the day usually run best.
Which airline is most on time from BNA to AUS?: SkyWest, with a season-adjusted 83% chance of operating and arriving on time over 1,008 flights. The adjustment compares each airline with what the route did in the months it flew, so a carrier that skipped a stormy month gets no free credit.
What is the worst month for delays on BNA to AUS?: May (72% on time); the best was September (87%), averaged over Jun 2023 to May 2026.
Is this a prediction for my flight?: No. These are historical odds from the US DOT on-time reports, FAA advisories and airport weather records. Check your flight status and the FAA delay board on the day you fly.

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