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3,171 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

Leave before 9 am: 9 in 10 depart on time. After 4 pm it’s 2 in 3.

Best time to leave 8–9 am 89% arrive on time from AUS
Best single flight UA 1878 AUS 06:40 → ORD 09:39 · 90% on time Avoid AA 1574 AUS 15:27 → ORD 18:35 · 52% 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).

6
7
8
9
10
11
12
13
14
15
16
17
18
AUS
91
91
88
85
85
75
85
76
75
60
75
60
% 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
Chicago flights leaving AUS 8–9 am: 2Close ×
UA 1905 AUS 08:20 ORD 11:17 2h 57m 29 93% 3.4% 38 min
UA 202 AUS 08:20 ORD 11:17 2h 57m 32 94% 0.0% 47 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 1,510 77% 1.3% 85 min
Southwest 176 73% 0.6% 58 min
American (incl. Envoy, Republic) 1,376 71% 3.3% 103 min
Frontier 109 – 5.5% 144 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.
UA 1878 AUS 06:40 ORD 09:39 90%
AA 1064 AUS 06:01 ORD 09:00 84%
AA 1726 AUS 07:45 ORD 10:36 80%
UA 1990 AUS 17:20 ORD 20:21 60%
AA 1574 AUS 15:27 ORD 18:35 52%
All 10 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 AUS ORD 2h 55m 77% 1.3% 1,510 Flying now
American AUS ORD 2h 53m 71% 3.3% 1,376 Flying now
Southwest AUS ORD 2h 45m 73% 0.6% 176 Not flying now
Frontier AUS ORD 2h 49m 68% 5.5% 109 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