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2,878 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

Leave before 9 am: 96% depart on time. After 4 pm it’s barely half.

Best time to leave 7–8 am 100% arrive on time from AUS
Best single flight DL 2260 AUS 15:27 → LAS 16:20 · 72% on time

Time of day × airport

Share of this route’s flights leaving within 15 minutes, by airport and scheduled departure hour, over Aug 2025 – Jul 2026. Blank: no flights then (or fewer than 40 in the year).

5
6
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9
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15
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AUS
95
98
98
95
86
90
76
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71
63
70
51
45
51
60
44
58
51
% of this route’s flights leaving within 15 min (small number: flights in the Jun 6 – Jul 31, 2026 schedule): 85+75–8465–7455–64under 55
Las Vegas flights leaving AUS 5–6 am: 1Close ×
WN 321 AUS 05:50 LAS 06:35 2h 45m 58 97% 0.0% 17 min

Airlines on this route

Arriving within 15 minutes. Regional flights count under the airline that sells them. Pick an airline to see its flights.
Southwest 2,195 75% 0.3% 49 min
Delta 365 70% 0.8% 86 min
Frontier 295 69% 1.0% 79 min
Allegiant 19 – 0.0% 95 min
Spirit 4 – 0.0% 46 min

Dimmed: fewer than 150 flights in the year, too few to rank.

Flights, best and worst

Flights in the Jun 6 – Jul 31, 2026 schedule that ran 150+ times in the year. Times are local. Pick a flight for its history.
DL 2260 AUS 15:27 LAS 16:20 72%
All 11 flights on this route →

Nonstops by airline and airport

Arriving within 15 minutes, Aug 2025 – Jul 2026. Pick a row to see that airline’s flights on that airport pair.
Southwest AUS LAS 2h 55m 75% 0.3% 2,195 Flying now
Delta AUS LAS 2h 53m 70% 0.8% 365 Flying now
Frontier AUS LAS 3h 06m 69% 1.0% 295 Flying now
Allegiant AUS LAS 2h 50m 84%few flights 0.0% 19 Flying now
Spirit AUS LAS – 25%few flights 0.0% 4 Not flying now
Flying on a particular day? Pick a date above and the same ranking uses our forecast odds for each flight that day: Tomorrow.

About this data: US DOT on-time records, Aug 2025 – Jul 2026, all US airlines; regional flights count under the airline that sells them. Schedules (which flights and connections exist, and their times) are as of Jun 6 – Jul 31, 2026; seasonal flights outside that window aren’t ranked. Rebuilt monthly. JSON