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2,460 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

Leave before 9 am: 87% depart on time. After 4 pm it’s 7 in 10.

Best time to leave 11 am–12 pm 87% arrive on time from ORD
Best single flight UA 1239 ORD 13:55 → ROC 16:45 · 71% on time Avoid UA 1568 ORD 18:29 → ROC 21:22 · 63% 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
20
21
ORD
89
86
73
78
70
76
% 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
Rochester flights leaving ORD 6–7 am: 2Close ×
UA 3425flown by Republic ORD 06:45 ROC 09:37 1h 52m 24 92% 0.0% 22 min
UA 5919flown by SkyWest ORD 06:45 ROC 09:37 1h 52m 90 83% 1.1% 38 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, Republic) 1,138 77% 3.3% 67 min
United (incl. GoJet, SkyWest, Republic) 1,322 73% 1.6% 72 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 1239 ORD 13:55 ROC 16:45 71%
UA 1568 ORD 18:29 ROC 21:22 63%
All 8 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 ORD ROC 1h 52m 77% 3.3% 1,138 Flying now
United ORD ROC 1h 53m 73% 1.6% 1,322 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