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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).

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AUS
85
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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

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.

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