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5,061 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 72%.

Best time to leave 5–6 am 95% arrive on time from CMH
Best single flight UA 3524 CMH 05:30 → ORD 06:09 · 94% on time Avoid UA 1182 CMH 17:54 → ORD 18:33 · 42% 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
10
11
12
13
14
15
16
17
18
19
20
21
CMH
94
91
88
86
85
87
84
83
73
76
69
82
65
68
73
67
70
% 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 CMH 7–8 pm: 2Close ×
UA 3444flown by Republic CMH 19:54 ORD 20:35 1h 41m 36 82% 5.6% 54 min
UA 4393flown by GoJet CMH 19:55 ORD 20:35 1h 40m 35 72% 8.6% 88 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, PSA, SkyWest, Republic) 2,360 77% 2.9% 100 min
United (incl. GoJet, SkyWest, Republic) 2,701 76% 2.7% 85 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.
UA 3524flown by Republic CMH 05:30 ORD 06:09 94%
AA 3572flown by Envoy CMH 08:29 ORD 09:10 76%
UA 1182 CMH 17:54 ORD 18:33 42%
All 21 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 CMH ORD 1h 35m 77% 2.9% 2,360 Flying now
United CMH ORD 1h 39m 76% 2.7% 2,701 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