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Showing United only (incl. its regional partners)All airlines ×
1,618 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

Leave before 9 am: 94% depart on time. After 4 pm it’s 78%.

Best time to leave 8–9 am 91% arrive on time from BHM
Best single flight UA 4822 BHM 11:20 → IAH 13:26 · 90% on time Avoid UA 4008 BHM 06:30 → IAH 08:30 · 85% 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).

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BHM
94
93
88
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79
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59
% 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.

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 4822flown by CommuteAir BHM 11:20 IAH 13:26 90%
UA 4008flown by Mesa BHM 06:30 IAH 08:30 85%

All 7 United 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 4008flown by Mesa BHM 06:30 IAH 08:30 2h 00m 244 85% 1.2% 68 min
UA 4822flown by CommuteAir BHM 11:20 IAH 13:26 2h 06m 260 90% 0.4% 138 min
UA 4835flown by CommuteAir BHM 14:56 IAH 17:03 2h 07m 35 59% 0.0% 74 min
UA 4242flown by CommuteAir BHM 14:56 IAH 17:03 2h 07m 28 79% 0.0% 144 min
UA 4013flown by Mesa BHM 17:08 IAH 19:05 1h 57m 33 79% 0.0% 64 min
UA 4280flown by CommuteAir BHM 17:08 IAH 19:10 2h 02m 21 37% 9.5% 68 min
UA 4228flown by CommuteAir BHM 18:54 IAH 20:55 2h 01m 134 77% 3.0% 79 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 BHM IAH 2h 07m 83% 1.1% 1,618 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