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Flight records through . Security counts through .

Which IAH to SAN flight is punctual? United 1911, 7:56 pm.

86% on time across 21 flights in the last 3 months, never cancelled.

Find your flightIAH security
DepartsFlightOn time
7:56 pmUA 191186%
4:20 pmUA 241883%
4:20 pmUA 275174%
4:24 pmUA 137971%
9:30 amUA 249170%
6:29 pmUA 269069%
12:00 pmUA 239968%
8:03 pmUA 246167%
8 of 9 regular flights, ranked by arrivals on time, June to August 2026.

When do the flights leave? 9 regular flights, 9:30 am to 8:03 pm.

None was cancelled in the last 3 months.

Flight records,

  1. UA 2491 9:30 am, 0% cancelled 70%
  2. UA 2399 12:00 pm, 0% cancelled 68%
  3. UA 2418 4:20 pm, 0% cancelled 83%
  4. UA 2751 4:20 pm, 0% cancelled 74%
  5. UA 1379 4:24 pm, 0% cancelled 71%
  6. UA 2690 6:29 pm, 0% cancelled 69%
  7. UA 1911 7:56 pm, 0% cancelled 86%
  8. UA 2407 8:03 pm, 0% cancelled 59%
  9. UA 2461 8:03 pm, 0% cancelled 67%

What time should I fly? The 2 pm departures.

85% landed on time; at 6 pm, 76%. Tuesday was the best day, Thursday the worst.

Flight records,

DepartsLanded on time
9 am84%
12 pm79%
2 pm85%
4 pm85%
6 pm76%
7 pm79%
8 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.