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Showing United only (incl. its regional partners)All airlines ×
2,683 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 2 in 3.

Best time to leave 8–9 am 88% arrive on time from IAH
Best single flight UA 678 IAH 09:47 → LGA 14:29 · 77% on time Avoid UA 334 IAH 16:15 → LGA 20:59 · 61% 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
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IAH
90
92
85
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90
73
68
68
65
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% 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 678 IAH 09:47 LGA 14:29 77%
UA 2181 IAH 12:00 LGA 16:44 66%
UA 334 IAH 16:15 LGA 20:59 61%

All 11 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 1697 IAH 07:00 LGA 11:29 3h 29m 62 87% 0.0% 30 min
UA 2133 IAH 08:05 LGA 12:40 3h 35m 37 80% 2.7% 65 min
UA 678 IAH 09:47 LGA 14:29 3h 42m 222 77% 2.7% 66 min
UA 2181 IAH 12:00 LGA 16:44 3h 44m 237 66% 0.8% 83 min
UA 2249 IAH 14:20 LGA 19:04 3h 44m 72 69% 0.0% 99 min
UA 2275 IAH 14:27 LGA 19:11 3h 44m 35 54% 0.0% 84 min
UA 334 IAH 16:15 LGA 20:59 3h 44m 167 61% 2.4% 81 min
UA 1747 IAH 17:15 LGA 21:59 3h 44m 38 56% 2.6% 100 min
UA 2857 IAH 17:15 LGA 21:59 3h 44m 27 71% 7.4% 90 min
UA 2783 IAH 18:31 LGA 23:14 3h 43m 32 42% 3.1% 53 min
UA 2750 IAH 18:32 LGA 23:15 3h 43m 30 48% 0.0% 73 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 IAH LGA 3h 35m 73% 2.5% 2,683 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