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

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

No clear winner: United’s IAH → RIC flights land within a few points of 83% on time whatever the hour.

Best time to leave 11 am–12 pm 90% arrive on time from IAH

Best single flight UA 4057 IAH 12:03 → RIC 16:11 · 89% 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 4057flown by Mesa	IAH 12:03	RIC 16:11	89%

All 3 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 4057flown by Mesa	IAH 12:03	RIC 16:11	3h 08m	223	89%	0.9%	78 min
UA 1259	IAH 18:50	RIC 22:51	3h 01m	36	64%	0.0%	60 min
UA 2840	IAH 18:50	RIC 22:51	3h 01m	35	49%	0.0%	68 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	RIC	3h 01m	83%	0.7%	706	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