Showing United only (incl. its regional partners)All airlines ×

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

Leave before 9 am: 93% depart on time. After 4 pm it’s 3 in 4.

Best time to leave 8–9 am 90% arrive on time from IAH

Best single flight UA 685 IAH 18:30 → DTW 22:24 · 71% 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).

IAH

% 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 685	IAH 18:30	DTW 22:24	71%

All 4 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 4064flown by Mesa	IAH 09:45	DTW 13:42	2h 57m	125	90%	0.0%	66 min
UA 6131flown by Mesa	IAH 13:58	DTW 17:59	3h 01m	61	89%	0.0%	49 min
UA 685	IAH 18:30	DTW 22:24	2h 54m	229	71%	0.4%	63 min
UA 2237	IAH 19:50	DTW 23:44	2h 54m	28	61%	0.0%	66 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	DTW	2h 57m	82%	0.3%	967	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