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3,174 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

Leave before 9 am: 88% depart on time. After 4 pm it’s 62%.

Best time to leave 7–8 am 89% arrive on time from ORD
Best single flight AA 2218 ORD 08:30 → AUS 11:13 · 86% on time Avoid AA 935 ORD 21:16 → AUS 23:59 · 45% 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).

7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
ORD
90
86
83
73
78
82
76
68
50
80
61
65
62
33
% 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
Austin flights leaving ORD 9–10 am: 1Close ×
UA 1688 ORD 09:01 AUS 11:59 2h 58m 72 83% 0.0% 39 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.
United 1,511 80% 1.1% 68 min
Southwest 176 68% 0.6% 62 min
American (incl. Envoy, Republic) 1,378 68% 3.0% 83 min
Frontier 109 – 4.6% 131 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.
AA 2218 ORD 08:30 AUS 11:13 86%
UA 1061 ORD 11:47 AUS 14:41 81%
UA 622 ORD 13:30 AUS 16:22 80%
UA 312 ORD 19:58 AUS 22:54 68%
AA 1715 ORD 19:03 AUS 21:59 61%
· · ·
AA 935 ORD 21:16 AUS 23:59 45%
All 9 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.
United ORD AUS 2h 56m 80% 1.1% 1,511 Flying now
American ORD AUS 2h 57m 68% 3.0% 1,378 Flying now
Frontier ORD AUS 3h 04m 69% 4.6% 109 Not flying now
Southwest ORD AUS 2h 55m 68% 0.6% 176 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