1,636 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

No clear winner: United’s IAH → LIT flights land within a few points of 4 in 5 on time whatever the hour.

Best time to leave 1–2 pm 94% arrive on time from IAH

Best single flight UA 4371 IAH 09:40 → LIT 11:13 · 87% 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.

Airlines on this route

Arriving within 15 minutes. Regional flights count under the airline that sells them. Pick an airline to see its flights.


United (incl. CommuteAir, SkyWest, Mesa)	1,636	81%	1.1%	72 min

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 4371flown by CommuteAir	IAH 09:40	LIT 11:13	87%

All 10 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 4371flown by CommuteAir	IAH 09:40	LIT 11:13	1h 33m	216	87%	2.3%	69 min
UA 4682flown by SkyWest	IAH 09:40	LIT 11:13	1h 33m	24	54%	0.0%	70 min
UA 5439flown by SkyWest	IAH 11:55	LIT 13:31	1h 36m	35	74%	0.0%	66 min
UA 5321flown by SkyWest	IAH 11:55	LIT 13:31	1h 36m	37	78%	0.0%	42 min
UA 5340flown by SkyWest	IAH 14:20	LIT 15:58	1h 38m	71	76%	0.0%	67 min
UA 5359flown by SkyWest	IAH 18:20	LIT 20:01	1h 41m	10	70%	0.0%	54 min
UA 4044flown by Mesa	IAH 18:20	LIT 20:01	1h 41m	25	60%	0.0%	87 min
UA 6150flown by Mesa	IAH 18:20	LIT 20:01	1h 41m	36	86%	0.0%	136 min
UA 4296flown by CommuteAir	IAH 20:10	LIT 21:47	1h 37m	36	72%	0.0%	61 min
UA 5446flown by SkyWest	IAH 20:10	LIT 21:47	1h 37m	23	65%	0.0%	250 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	LIT	1h 34m	81%	1.1%	1,636	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