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Flight records through . Security counts through .

Which IAH to ORD flight is punctual? United 1044, 5:04 am.

98% on time across 92 flights in the last 3 months, never cancelled.

Find your flightIAH security
DepartsFlightOn time
5:04 amUA 104498%
6:10 amUA 261690%
8:05 amUA 161788%
7:24 amUA 218285%
6:13 amAA 310683%
9:35 amUA 212483%
10:08 pmUA 175278%
1:16 pmAA 332275%
8 of 25 regular flights, ranked by arrivals on time, June to August 2026.

Which airline is most reliable? United, ahead of American.

United landed on time 77% of the time, American 68%.

Flight records,

  • United

    77%

    on time

    0.6% cancelled

  • American

    68%

    on time

    3.0% cancelled

When do the flights leave? 25 regular flights, 5:04 am to 10:08 pm.

AA 2416 was cancelled most often, 11% of the time.

Flight records,

  1. UA 1044 5:04 am, 0% cancelled 98%
  2. UA 2616 6:10 am, 1% cancelled 90%
  3. UA 2182 7:24 am, 0% cancelled 85%
  4. UA 1617 8:05 am, 1% cancelled 88%
  5. UA 2124 9:35 am, 0% cancelled 83%
  6. UA 2417 11:55 am, 0% cancelled 67%
  7. UA 2827 11:55 am, 3% cancelled 61%
  8. UA 2458 1:41 pm, 0% cancelled 66%
  9. UA 699 2:30 pm, 0% cancelled 65%
  10. UA 1813 3:34 pm, 0% cancelled 71%
  11. UA 1464 5:06 pm, 0% cancelled 33%
  12. UA 2135 5:09 pm, 1% cancelled 44%
  13. UA 2197 6:44 pm, 1% cancelled 47%
  14. UA 787 8:25 pm, 1% cancelled 66%
  15. UA 1752 10:08 pm, 0% cancelled 78%
  1. AA 3106 6:13 am, 5% cancelled 83%
  2. AA 2504 11:24 am, 4% cancelled 56%
  3. AA 1909 11:26 am, 3% cancelled 62%
  4. AA 3322 1:16 pm, 0% cancelled 75%
  5. AA 1915 1:36 pm, 0% cancelled 49%
  6. AA 2329 4:40 pm, 0% cancelled 52%
  7. AA 4426 5:02 pm, 9% cancelled 68%
  8. AA 2416 6:37 pm, 11% cancelled 37%
  9. AA 1913 6:48 pm, 5% cancelled 40%

What time should I fly? The 5 am departures.

93% landed on time; at 5 pm, 56%. Tuesday was the best day, Sunday the worst.

Flight records,

DepartsLanded on time
5 am93%
6 am82%
7 am87%
8 am87%
9 am86%
10 am80%
11 am70%
12 pm71%
1 pm69%
2 pm69%
3 pm68%
4 pm57%
5 pm56%
6 pm56%
7 pm74%
8 pm70%
9 pm79%
10 pm76%

When is IAH security busiest? 6 am, then 8 am.

Calmest around 9 am. Houston IAH security, hour by hour.

Security counts,

4a8a12p4p8p
Mon
Tue
Wed
Thu
Fri
Sat
Sun
MonTueWedThuFriSatSun
4a
5a
6a
7a
8a
9a
10a
11a
12p
1p
2p
3p
4p
5p
6p
7p
8p
9p
10p
11p

Friday, 6 am

4,540

people screened, all terminals.