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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
7
8
9
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11
12
13
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15
16
17
18
19
20
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22
AUS
95
98
98
95
86
90
76
70
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

Pick an hour to see this route’s flights leaving then.

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 in the current schedule

Every flight that flew in the Jun 6 – Jul 31, 2026 schedule, with its record over Aug 2025 – Jul 2026. Times are local. Click a column to sort.
WN 321 AUS 05:50 LAS 06:35 2h 45m 58 97% 0.0% 17 min
WN 322 AUS 09:22 LAS 10:08 2h 45m 50 92% 0.0% 41 min
WN 323 AUS 11:35 LAS 12:20 2h 45m 57 66% 1.8% 35 min
G4 1704 AUS 11:49 LAS 12:39 2h 50m 16 81% 0.0% 95 min
F9 3645 AUS 12:47 LAS 13:40 2h 53m 104 77% 1.0% 70 min
DL 2260 AUS 15:27 LAS 16:20 2h 53m 299 72% 0.7% 75 min
WN 4143 AUS 15:50 LAS 16:40 2h 50m 50 32% 0.0% 39 min
WN 329 AUS 17:55 LAS 18:45 2h 50m 42 45% 0.0% 68 min
WN 330 AUS 20:30 LAS 21:15 2h 45m 42 36% 0.0% 58 min
WN 102 AUS 22:20 LAS 23:05 2h 45m 34 41% 0.0% 58 min
F9 4683 AUS 22:52 LAS 23:59 3h 07m 130 64% 0.0% 82 min

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