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9,834 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 64%.

Best time to leave 5–6 am 94% arrive on time from HOU, 93% arrive on time from IAH
Best airport pair IAH → EWR 75% on time, fewest cancelled (1.8%), 3,769 flights
Best single flight UA 1797 IAH 06:01 → EWR 10:36 · 93% on time Avoid UA 2608 IAH 14:49 → EWR 19:35 · 59% 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
IAH
91
93
89
90
84
81
75
76
73
67
64
65
67
65
53
75
HOU
93
93
91
90
94
61
65
70
31
26
32
55
36
% 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.
Delta 1,614 78% 4.5% 97 min
United (incl. SkyWest, Mesa) 6,217 74% 1.9% 73 min
Spirit 501 69% 6.2% 74 min
Southwest HOU→LGA only 1,358 65% 2.6% 65 min
JetBlue IAH→JFK only 144 – 7.6% 138 min

Dimmed: fewer than 150 flights in the year, too few to rank.

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 1797 IAH 06:01 EWR 10:36 93%
UA 1886 IAH 07:20 EWR 11:59 88%
DL 1417 IAH 07:00 LGA 11:33 88%
DL 2140 IAH 10:53 LGA 15:32 82%
UA 2402 IAH 09:48 EWR 14:27 79%
· · ·
UA 700 IAH 16:47 EWR 21:29 64%
UA 334 IAH 16:15 LGA 20:59 61%
UA 2608 IAH 14:49 EWR 19:35 59%

All 34 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.
WN 2013 HOU 05:50 LGA 10:15 3h 25m 57 96% 0.0% 20 min
UA 1797 IAH 06:01 EWR 10:36 3h 35m 287 93% 0.7% 51 min
UA 1697 IAH 07:00 LGA 11:29 3h 29m 62 87% 0.0% 30 min
DL 1417 IAH 07:00 LGA 11:33 3h 33m 356 88% 4.2% 75 min
UA 1886 IAH 07:20 EWR 11:59 3h 39m 365 88% 1.6% 75 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 2402 IAH 09:48 EWR 14:27 3h 39m 184 79% 0.5% 47 min
DL 2140 IAH 10:53 LGA 15:32 3h 41m 191 82% 6.3% 88 min
UA 1340 IAH 10:57 EWR 15:34 3h 37m 72 73% 4.2% 63 min
WN 2014 HOU 11:15 LGA 15:45 3h 30m 58 59% 5.2% 67 min
B6 1382 IAH 11:51 JFK 16:41 3h 49m 72 50% 9.7% 103 min
UA 2371 IAH 12:00 EWR 16:46 3h 46m 93 72% 2.2% 77 min
UA 2181 IAH 12:00 LGA 16:44 3h 44m 237 66% 0.8% 83 min
DL 396 IAH 12:33 JFK 17:30 3h 57m 31 81% 0.0% 34 min
UA 1397 IAH 13:46 EWR 18:30 3h 44m 321 74% 1.6% 71 min
DL 2088 IAH 14:10 LGA 18:56 3h 46m 74 73% 6.8% 50 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
WN 4392 HOU 14:40 LGA 19:10 3h 30m 26 5% 0.0% 57 min
WN 4544 HOU 14:45 LGA 19:20 3h 35m 16 50% 0.0% 71 min
UA 2608 IAH 14:49 EWR 19:35 3h 46m 269 59% 1.9% 80 min
DL 2099 IAH 16:00 LGA 20:46 3h 46m 73 65% 9.6% 56 min
UA 334 IAH 16:15 LGA 20:59 3h 44m 167 61% 2.4% 81 min
UA 700 IAH 16:47 EWR 21:29 3h 42m 242 64% 1.7% 80 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
WN 2190 HOU 17:25 LGA 21:55 3h 30m 57 28% 3.5% 65 min
UA 404 IAH 18:18 EWR 23:00 3h 42m 365 66% 2.7% 69 min
B6 282 IAH 18:20 JFK 23:03 3h 44m 72 45% 5.6% 169 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
DL 2943 IAH 18:38 LGA 23:22 3h 44m 48 60% 2.1% 112 min
UA 1444 IAH 19:55 EWR 00:37 3h 42m 361 76% 2.2% 64 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.
Delta IAH JFK 3h 48m 80% 4.1% 269 Flying now
Delta IAH LGA 3h 33m 78% 4.5% 1,345 Flying now
United IAH EWR 3h 35m 75% 1.5% 3,534 Flying now
United IAH LGA 3h 35m 73% 2.5% 2,683 Flying now
Southwest HOU LGA 3h 20m 65% 2.6% 1,358 Flying now
JetBlue IAH JFK 3h 49m 47% 7.6% 144 Flying now
Spirit IAH EWR 3h 33m 78% 6.0% 235 Not flying now
Spirit IAH LGA 3h 28m 62% 6.4% 266 Not 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