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Flight records through . Security counts through .

Which IAH to MFE flight is punctual? United 4350, 9:59 am.

100% on time across 21 flights in the last 3 months, never cancelled.

Find your flightIAH security
DepartsFlightOn time
9:59 amUA 4350100%
9:57 amUA 407097%
7:35 amUA 435593%
8:31 pmUA 233990%
9:35 pmUA 624890%
12:10 pmUA 429887%
12:03 pmUA 521686%
4:23 pmUA 548385%
8 of 13 regular flights, ranked by arrivals on time, June to August 2026.

When do the flights leave? 13 regular flights, 7:35 am to 9:35 pm.

UA 4366 was cancelled most often, 4% of the time.

Flight records,

  1. UA 4355 7:35 am, 0% cancelled 93%
  2. UA 4070 9:57 am, 0% cancelled 97%
  3. UA 4820 9:57 am, 0% cancelled 69%
  4. UA 4350 9:59 am, 0% cancelled 100%
  5. UA 5216 12:03 pm, 0% cancelled 86%
  6. UA 4298 12:10 pm, 0% cancelled 87%
  7. UA 6301 12:10 pm, 0% cancelled 71%
  8. UA 4366 2:35 pm, 4% cancelled 80%
  9. UA 5483 4:23 pm, 0% cancelled 85%
  10. UA 5368 4:30 pm, 0% cancelled 69%
  11. UA 1950 8:30 pm, 0% cancelled 73%
  12. UA 2339 8:31 pm, 0% cancelled 90%
  13. UA 6248 9:35 pm, 0% cancelled 90%

What time should I fly? The 7 pm departures.

97% landed on time; at 8 pm, 80%. Thursday was the best day, Monday the worst.

Flight records,

DepartsLanded on time
7 am89%
9 am87%
10 am82%
12 pm85%
2 pm83%
4 pm81%
6 pm81%
7 pm97%
8 pm80%
9 pm82%

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.