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12,162 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

Leave before 9 am from Hobby: 93% depart on time. After 4 pm it’s 2 in 3.

Best time to leave 6–7 am 92% arrive on time from HOU, 91% arrive on time from IAH
Best airport pair HOU → DAL 82% on time, fewest cancelled (2.2%), 4,047 flights
Best single flight WN 1636 HOU 06:00 → DAL 07:05 · 95% on time Avoid UA 1439 IAH 16:20 → DFW 17:46 · 70% 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).

5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
IAH
88
92
87
77
83
74
79
77
48
71
70
64
57
73
79
83
HOU
92
94
95
91
89
85
83
78
75
80
74
72
62
67
71
65
63
55
% 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.
Southwest HOU→DAL only 4,047 82% 2.2% 61 min
United (incl. SkyWest, Mesa) IAH→DFW only 2,794 77% 1.4% 76 min
American (incl. Envoy, PSA, SkyWest) 5,321 76% 3.6% 113 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.
WN 1636 HOU 06:00 DAL 07:05 95%
WN 4 HOU 07:00 DAL 08:10 94%
WN 16 HOU 10:25 DAL 11:35 91%
AA 700 IAH 06:02 DFW 07:28 90%
AA 2551 IAH 05:02 DFW 06:19 90%
· · ·
UA 1949 IAH 19:59 DFW 21:25 71%
UA 1535 IAH 18:05 DFW 19:31 71%
UA 1439 IAH 16:20 DFW 17:46 70%

All 55 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.
AA 2551 IAH 05:02 DFW 06:19 1h 17m 365 90% 4.4% 188 min
WN 1636 HOU 06:00 DAL 07:05 1h 05m 270 95% 1.1% 50 min
AA 700 IAH 06:02 DFW 07:28 1h 26m 209 90% 4.8% 197 min
AA 3395flown by Envoy HOU 06:03 DFW 07:30 1h 27m 41 88% 2.4% 106 min
AA 5492flown by PSA HOU 06:03 DFW 07:29 1h 26m 29 86% 3.4% 312 min
WN 4 HOU 07:00 DAL 08:10 1h 10m 219 94% 1.4% 46 min
AA 3002 IAH 07:00 DFW 08:31 1h 31m 137 81% 2.2% 106 min
UA 6183flown by Mesa IAH 07:23 DFW 08:50 1h 27m 11 82% 0.0% 38 min
UA 358 IAH 07:23 DFW 08:50 1h 27m 199 86% 0.5% 70 min
WN 8 HOU 08:00 DAL 09:10 1h 10m 167 88% 3.0% 56 min
WN 10 HOU 08:30 DAL 09:40 1h 10m 113 97% 1.8% 108 min
WN 12 HOU 09:00 DAL 10:05 1h 05m 98 93% 1.0% 46 min
AA 3193 IAH 09:27 DFW 10:51 1h 24m 59 78% 0.0% 96 min
WN 14 HOU 09:30 DAL 10:35 1h 05m 141 88% 2.8% 82 min
AA 3573flown by Envoy HOU 09:30 DFW 10:59 1h 29m 50 80% 2.0% 75 min
UA 2074 IAH 09:31 DFW 10:57 1h 26m 144 82% 0.0% 79 min
AA 5071flown by PSA HOU 10:18 DFW 11:43 1h 25m 22 64% 0.0% 99 min
WN 16 HOU 10:25 DAL 11:35 1h 10m 162 91% 4.3% 43 min
AA 1916 IAH 10:39 DFW 12:03 1h 24m 71 65% 2.8% 120 min
WN 20 HOU 11:00 DAL 12:10 1h 10m 97 86% 7.2% 48 min
AA 3591flown by Envoy IAH 11:24 DFW 12:51 1h 27m 62 68% 4.8% 79 min
WN 22 HOU 11:30 DAL 12:40 1h 10m 194 86% 3.1% 80 min
UA 4024flown by Mesa IAH 12:05 DFW 13:34 1h 29m 66 80% 0.0% 82 min
WN 26 HOU 12:30 DAL 13:40 1h 10m 133 85% 3.0% 54 min
AA 6413flown by SkyWest HOU 12:46 DFW 14:09 1h 23m 64 74% 4.7% 192 min
WN 30 HOU 13:30 DAL 14:40 1h 10m 100 76% 2.0% 57 min
WN 32 HOU 14:00 DAL 15:10 1h 10m 110 84% 3.6% 66 min
AA 2512 IAH 14:04 DFW 15:30 1h 26m 62 49% 3.2% 130 min
WN 34 HOU 14:40 DAL 15:50 1h 10m 152 80% 1.3% 66 min
UA 4023flown by Mesa IAH 14:42 DFW 16:12 1h 30m 10 50% 0.0% 39 min
UA 1388 IAH 14:46 DFW 16:16 1h 30m 333 77% 2.1% 98 min
WN 36 HOU 15:00 DAL 16:10 1h 10m 144 77% 1.4% 64 min
WN 38 HOU 15:30 DAL 16:40 1h 10m 55 70% 0.0% 77 min
WN 40 HOU 16:00 DAL 17:10 1h 10m 207 75% 0.5% 59 min
AA 5002flown by SkyWest HOU 16:14 DFW 17:38 1h 24m 46 60% 2.2% 309 min
AA 3583flown by Envoy IAH 16:18 DFW 17:48 1h 30m 67 70% 1.5% 242 min
UA 1439 IAH 16:20 DFW 17:46 1h 26m 160 70% 1.9% 100 min
WN 42 HOU 16:30 DAL 17:40 1h 10m 95 83% 2.1% 72 min
WN 44 HOU 17:00 DAL 18:10 1h 10m 39 46% 0.0% 77 min
WN 46 HOU 17:30 DAL 18:40 1h 10m 273 73% 1.8% 63 min
WN 48 HOU 18:00 DAL 19:10 1h 10m 42 85% 4.8% 60 min
UA 1535 IAH 18:05 DFW 19:31 1h 26m 188 71% 0.5% 96 min
WN 50 HOU 18:45 DAL 19:55 1h 10m 91 78% 0.0% 66 min
AA 6385flown by SkyWest HOU 18:49 DFW 20:15 1h 26m 71 52% 8.5% 82 min
AA 1929 IAH 18:53 DFW 20:25 1h 32m 52 23% 9.6% 153 min
WN 52 HOU 19:00 DAL 20:10 1h 10m 240 75% 1.7% 58 min
WN 56 HOU 19:35 DAL 20:45 1h 10m 17 71% 0.0% 76 min
AA 4923flown by SkyWest IAH 19:49 DFW 21:15 1h 26m 46 73% 10.9% 87 min
UA 1949 IAH 19:59 DFW 21:25 1h 26m 342 71% 0.9% 58 min
WN 58 HOU 20:15 DAL 21:25 1h 10m 102 74% 3.9% 69 min
AA 3351flown by Envoy HOU 20:23 DFW 21:50 1h 27m 59 73% 11.9% 75 min
WN 54 HOU 20:30 DAL 21:40 1h 10m 206 72% 2.4% 46 min
WN 60 HOU 21:00 DAL 22:15 1h 10m 82 67% 0.0% 60 min
UA 1183 IAH 21:37 DFW 22:59 1h 22m 50 62% 0.0% 63 min
WN 64 HOU 22:00 DAL 23:10 1h 10m 97 65% 1.0% 51 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.
Southwest HOU DAL 1h 10m 82% 2.2% 4,047 Flying now
American HOU DFW 1h 26m 78% 4.1% 2,001 Flying now
United IAH DFW 1h 25m 77% 1.4% 2,794 Flying now
American IAH DFW 1h 28m 75% 3.3% 3,320 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