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6,131 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

Leave before 9 am: 92% depart on time. After 4 pm it’s 2 in 3.

Best time to leave 8–9 am 92% arrive on time from DEN
Best single flight UA 1377 DEN 06:00 → ORD 09:42 · 89% on time Avoid UA 1411 DEN 18:00 → ORD 21:39 · 50% 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
DEN
94
90
93
84
78
81
73
79
68
80
76
61
57
65
70
71
% 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.
American (incl. Envoy) 1,599 74% 1.8% 118 min
United 3,815 73% 0.8% 80 min
Southwest 389 69% 0.5% 59 min
Frontier 328 67% 2.1% 86 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 1377 DEN 06:00 ORD 09:42 89%
UA 2430 DEN 08:00 ORD 11:44 88%
AA 2771 DEN 07:05 ORD 10:45 88%
UA 2329 DEN 09:35 ORD 13:15 84%
UA 2865 DEN 11:15 ORD 14:55 82%
· · ·
UA 1023 DEN 15:01 ORD 18:46 61%
UA 675 DEN 16:29 ORD 20:14 58%
UA 1411 DEN 18:00 ORD 21:39 50%

All 22 flights in the current schedule

Every flight that flew in the Jun 6 – Jul 31, 2026 schedule, with its record over Aug 2025 – Jul 2026. Times are local. Click a column to sort.
UA 1377 DEN 06:00 ORD 09:42 2h 42m 363 89% 0.8% 64 min
AA 2771 DEN 07:05 ORD 10:45 2h 44m 327 88% 0.6% 104 min
UA 2315 DEN 07:40 ORD 11:23 2h 43m 18 88% 0.0% 171 min
UA 1928 DEN 07:40 ORD 11:23 2h 43m 38 92% 0.0% 70 min
UA 2430 DEN 08:00 ORD 11:44 2h 44m 253 88% 0.8% 62 min
AA 1747 DEN 09:08 ORD 12:56 2h 48m 72 75% 0.0% 52 min
UA 2329 DEN 09:35 ORD 13:15 2h 40m 365 84% 0.8% 74 min
UA 2865 DEN 11:15 ORD 14:55 2h 40m 365 82% 0.0% 78 min
AA 1744 DEN 12:34 ORD 16:31 2h 57m 72 76% 1.4% 171 min
UA 617 DEN 13:25 ORD 17:05 2h 40m 364 68% 1.4% 84 min
AA 1760 DEN 14:22 ORD 18:16 2h 55m 69 60% 2.9% 114 min
UA 1023 DEN 15:01 ORD 18:46 2h 45m 364 61% 0.3% 76 min
UA 675 DEN 16:29 ORD 20:14 2h 45m 201 58% 0.0% 74 min
UA 1131 DEN 16:45 ORD 20:30 2h 45m 56 71% 0.0% 95 min
UA 352 DEN 16:59 ORD 20:40 2h 41m 30 59% 3.3% 109 min
F9 3174 DEN 17:05 ORD 20:43 2h 38m 176 68% 2.8% 86 min
AA 1734 DEN 17:57 ORD 22:00 2h 59m 72 54% 8.3% 90 min
UA 1411 DEN 18:00 ORD 21:39 2h 39m 256 50% 0.8% 105 min
UA 2258 DEN 19:10 ORD 22:49 2h 39m 273 71% 2.6% 81 min
UA 2085 DEN 19:40 ORD 23:19 2h 39m 21 70% 0.0% 96 min
UA 1430 DEN 21:05 ORD 00:44 2h 39m 35 77% 0.0% 78 min
UA 2649 DEN 21:05 ORD 00:44 2h 39m 36 71% 5.6% 79 min

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 DEN ORD 2h 40m 74% 1.8% 1,599 Flying now
United DEN ORD 2h 39m 73% 0.8% 3,815 Flying now
Frontier DEN ORD 2h 38m 67% 2.1% 328 Flying now
Southwest DEN ORD 2h 30m 69% 0.5% 389 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