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2,181 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 77%.

Best time to leave 11 am–12 pm 87% arrive on time from IAH
Best single flight UA 2242 IAH 09:45 → SLC 11:59 · 86% on time Avoid DL 1299 IAH 19:01 → SLC 21:15 · 79% 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).

7
8
9
10
11
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IAH
89
86
86
86
82
88
86
78
72
% 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) 1,169 84% 0.5% 56 min
Delta 1,012 84% 0.3% 93 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 2242 IAH 09:45 SLC 11:59 86%
DL 1532 IAH 14:20 SLC 16:35 86%
DL 1583 IAH 07:35 SLC 09:51 86%
UA 2157 IAH 20:25 SLC 22:43 79%
DL 1299 IAH 19:01 SLC 21:15 79%

All 8 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.
DL 1583 IAH 07:35 SLC 09:51 3h 16m 365 86% 0.3% 113 min
UA 2242 IAH 09:45 SLC 11:59 3h 14m 308 86% 0.6% 51 min
UA 756 IAH 09:45 SLC 11:59 3h 14m 21 81% 0.0% 42 min
DL 1532 IAH 14:20 SLC 16:35 3h 15m 320 86% 0.6% 56 min
UA 6207flown by Mesa IAH 14:25 SLC 16:40 3h 15m 40 80% 0.0% 36 min
UA 4006flown by Mesa IAH 14:25 SLC 16:40 3h 15m 21 86% 0.0% 24 min
DL 1299 IAH 19:01 SLC 21:15 3h 14m 178 79% 0.0% 109 min
UA 2157 IAH 20:25 SLC 22:43 3h 18m 344 79% 0.9% 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.
United IAH SLC 3h 25m 84% 0.5% 1,169 Flying now
Delta IAH SLC 3h 16m 84% 0.3% 1,012 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