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2,013 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 7 in 10.

Best time to leave 1–2 pm 92% arrive on time from COU
Best single flight AA 3655 COU 06:20 → ORD 08:01 · 87% on time Avoid UA 5869 COU 15:25 → ORD 17:05 · 68% 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
19
COU
93
85
77
70
90
68
71
83
73
59
% 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 COU 6–7 pm: 1Close ×
AA 3479flown by Envoy COU 18:32 ORD 20:23 1h 51m 72 71% 8.3% 85 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.
American (incl. Envoy, SkyWest) 1,137 78% 2.9% 81 min
United (incl. GoJet, SkyWest) 876 71% 4.7% 116 min

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 3655flown by Envoy COU 06:20 ORD 08:01 87%
UA 5609flown by SkyWest COU 08:00 ORD 09:40 76%
UA 5869flown by SkyWest COU 15:25 ORD 17:05 68%
All 7 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.
American COU ORD 1h 33m 78% 2.9% 1,137 Flying now
United COU ORD 1h 36m 71% 4.7% 876 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