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9,839 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

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

Best time to leave 5–6 am 92% arrive on time from EWR
Best airport pair EWR → IAH 81% on time, fewest cancelled (1.9%), 3,766 flights
Best single flight UA 2438 EWR 07:05 → IAH 09:50 · 94% on time Avoid DL 2109 LGA 18:29 → IAH 21:44 · 65% 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
JFK
87
59
LGA
93
91
89
90
82
72
85
72
72
75
58
58
64
67
EWR
95
95
94
89
86
78
73
82
72
80
73
71
77
70
70
58
% 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. SkyWest, Mesa) 6,217 81% 2.1% 80 min
Delta 1,614 77% 4.2% 86 min
Spirit 505 74% 5.5% 77 min
Southwest LGA→HOU only 1,359 73% 3.3% 64 min
JetBlue JFK→IAH only 144 – 3.5% 72 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 2438 EWR 07:05 IAH 09:50 94%
UA 2371 LGA 06:00 IAH 08:44 93%
UA 492 EWR 06:00 IAH 08:41 92%
DL 2140 LGA 07:05 IAH 09:53 89%
UA 332 EWR 07:59 IAH 10:44 87%
· · ·
UA 2425 EWR 20:50 IAH 23:43 75%
DL 2930 LGA 13:50 IAH 16:45 73%
DL 2109 LGA 18:29 IAH 21:44 65%

All 35 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 492 EWR 06:00 IAH 08:41 3h 41m 327 92% 1.2% 77 min
UA 1935 LGA 06:00 IAH 08:44 3h 44m 35 79% 2.9% 27 min
UA 2371 LGA 06:00 IAH 08:44 3h 44m 284 93% 1.8% 136 min
UA 2438 EWR 07:05 IAH 09:50 3h 45m 266 94% 0.4% 53 min
DL 2140 LGA 07:05 IAH 09:53 3h 48m 199 89% 9.0% 114 min
UA 2662 LGA 07:29 IAH 10:13 3h 44m 30 73% 0.0% 74 min
UA 1957 LGA 07:29 IAH 10:13 3h 44m 32 84% 0.0% 88 min
UA 332 EWR 07:59 IAH 10:44 3h 45m 169 87% 1.8% 89 min
B6 1381 JFK 08:15 IAH 11:01 3h 46m 72 66% 4.2% 77 min
DL 596 JFK 08:20 IAH 11:16 3h 56m 167 84% 5.4% 62 min
WN 4572 LGA 08:30 HOU 11:15 3h 45m 50 81% 2.0% 71 min
UA 2617 LGA 10:15 IAH 13:06 3h 51m 326 86% 3.4% 95 min
WN 1711 LGA 10:30 HOU 13:20 3h 50m 50 87% 6.0% 31 min
UA 556 EWR 10:53 IAH 13:38 3h 45m 72 77% 1.4% 67 min
DL 2099 LGA 10:54 IAH 13:43 3h 49m 337 76% 4.5% 72 min
UA 1627 LGA 12:31 IAH 15:22 3h 51m 51 80% 0.0% 79 min
UA 692 LGA 12:31 IAH 15:22 3h 51m 32 78% 0.0% 134 min
UA 2204 EWR 12:36 IAH 15:34 3h 58m 72 89% 1.4% 150 min
WN 4861 LGA 13:40 HOU 16:30 3h 50m 42 54% 7.1% 44 min
DL 2930 LGA 13:50 IAH 16:45 4h 00m 319 73% 2.8% 76 min
UA 2674 LGA 14:00 IAH 17:01 4h 01m 72 64% 1.4% 71 min
UA 2690 EWR 14:12 IAH 17:10 3h 58m 149 81% 0.7% 74 min
B6 281 JFK 14:29 IAH 17:19 3h 50m 72 51% 2.8% 69 min
UA 1794 LGA 15:38 IAH 18:46 4h 08m 128 62% 2.3% 86 min
UA 2815 EWR 15:40 IAH 18:46 4h 06m 72 69% 2.8% 66 min
WN 2460 LGA 17:35 HOU 20:50 4h 15m 58 62% 13.8% 78 min
UA 2782 EWR 17:54 IAH 20:55 4h 01m 72 69% 2.8% 97 min
UA 1066 LGA 17:54 IAH 20:52 3h 58m 37 50% 2.7% 201 min
UA 2759 LGA 17:54 IAH 20:52 3h 58m 35 60% 0.0% 113 min
DL 2109 LGA 18:29 IAH 21:44 4h 15m 325 65% 4.3% 108 min
UA 2127 EWR 19:45 IAH 22:38 3h 53m 34 68% 0.0% 62 min
UA 265 EWR 19:45 IAH 22:38 3h 53m 37 72% 2.7% 132 min
UA 2189 LGA 20:17 IAH 23:15 3h 58m 32 69% 9.4% 116 min
UA 2761 LGA 20:17 IAH 23:15 3h 58m 30 52% 3.3% 104 min
UA 2425 EWR 20:50 IAH 23:43 3h 53m 332 75% 3.0% 81 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 JFK IAH 4h 05m 84% 3.7% 269 Flying now
United EWR IAH 4h 02m 82% 1.6% 3,534 Flying now
United LGA IAH 4h 05m 79% 2.7% 2,683 Flying now
Delta LGA IAH 3h 56m 76% 4.3% 1,345 Flying now
Southwest LGA HOU 4h 10m 73% 3.3% 1,359 Flying now
JetBlue JFK IAH 3h 50m 58% 3.5% 144 Flying now
Spirit LGA IAH 4h 02m 79% 4.0% 273 Not flying now
Spirit EWR IAH 3h 59m 69% 7.3% 232 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