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Showing United only (incl. its regional partners)All airlines ×
3,113 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 7–8 am 86% arrive on time from ORD
Best airport pair ORD → FLL 79% on time, 0.8% cancelled, 1,509 flights
Best single flight UA 1421 ORD 07:00 → FLL 11:13 · 91% on time Avoid UA 2342 ORD 11:00 → PBI 15:01 · 72% 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).

7
8
9
10
11
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13
14
15
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ORD
92
86
65
81
84
82
72
79
79
77
66
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

Pick an hour to see this route’s flights leaving then.

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 1421 ORD 07:00 FLL 11:13 91%
UA 279 ORD 10:59 FLL 15:13 76%
UA 2342 ORD 11:00 PBI 15:01 72%

All 9 United 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 1421 ORD 07:00 FLL 11:13 3h 13m 341 91% 0.3% 42 min
UA 1358 ORD 07:00 MIA 11:24 3h 24m 132 85% 1.5% 42 min
UA 2609 ORD 07:10 PBI 11:11 3h 01m 35 80% 0.0% 36 min
UA 1620 ORD 10:33 MIA 14:57 3h 24m 149 77% 1.3% 65 min
UA 279 ORD 10:59 FLL 15:13 3h 14m 170 76% 2.9% 69 min
UA 2342 ORD 11:00 PBI 15:01 3h 01m 170 72% 1.2% 62 min
UA 2635 ORD 14:00 FLL 18:15 3h 15m 72 69% 1.4% 55 min
UA 2294 ORD 17:59 FLL 22:15 3h 16m 71 66% 1.4% 80 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.
United ORD FLL 3h 16m 79% 0.8% 1,509 Flying now
United ORD MIA 3h 20m 75% 0.7% 1,071 Flying now
United ORD PBI 3h 11m 74% 0.4% 533 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