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4,452 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

Leave before 9 am: 86% depart on time. After 4 pm it’s 57%.

Best time to leave 5–6 am 94% arrive on time from ORD
Best single flight AA 2984 ORD 05:00 → MIA 09:09 · 94% on time Avoid AA 1250 ORD 08:30 → MIA 12:43 · 75% 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
ORD
91
88
88
77
75
78
73
77
72
72
56
58
58
57
% 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 3,017 76% 1.9% 76 min
United 1,071 75% 0.7% 64 min
Spirit 318 61% 6.6% 72 min
Frontier 46 – 2.2% 127 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.
AA 2984 ORD 05:00 MIA 09:09 94%
AA 1250 ORD 08:30 MIA 12:43 75%

All 11 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.
AA 2984 ORD 05:00 MIA 09:09 3h 09m 364 94% 1.4% 43 min
AA 1380 ORD 06:10 MIA 10:22 3h 12m 76 89% 1.3% 58 min
AA 835 ORD 06:59 MIA 11:12 3h 13m 105 81% 1.0% 91 min
UA 1358 ORD 07:00 MIA 11:24 3h 24m 132 85% 1.5% 42 min
AA 1250 ORD 08:30 MIA 12:43 3h 15m 182 75% 1.6% 131 min
AA 1474 ORD 10:04 MIA 14:16 3h 13m 72 82% 0.0% 41 min
UA 1620 ORD 10:33 MIA 14:57 3h 24m 149 77% 1.3% 65 min
AA 3148 ORD 14:24 MIA 18:39 3h 19m 72 51% 1.4% 72 min
AA 2910 ORD 16:05 MIA 20:26 3h 21m 72 39% 2.8% 97 min
AA 2690 ORD 18:00 MIA 22:17 3h 17m 72 45% 6.9% 74 min
UA 2180 ORD 18:05 MIA 22:27 3h 22m 103 69% 0.0% 64 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 ORD MIA 3h 13m 76% 1.9% 3,017 Flying now
United ORD MIA 3h 20m 75% 0.7% 1,071 Flying now
Frontier ORD MIA 3h 15m 67% 2.2% 46 Not flying now
Spirit ORD MIA 3h 16m 61% 6.6% 318 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