Airports AirportPace Search

Flight records through . Security counts through .

Which IAH to LAS flight is punctual? United 1264, 7:20 am.

96% on time across 89 flights in the last 3 months, never cancelled.

Find your flightIAH security
DepartsFlightOn time
7:20 amUA 126496%
11:55 amUA 152491%
5:05 pmUA 219086%
10:55 amUA 179980%
2:20 pmUA 197177%
1:17 pmF9 413176%
5:33 pmUA 265876%
6:39 pmUA 240674%
8 of 11 regular flights, ranked by arrivals on time, June to August 2026.

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

United landed on time 85% of the time, Spirit 78%.

Flight records,

  • United

    85%

    on time

    0.3% cancelled

  • Spirit

    78%

    on time

    2.5% cancelled

  • Frontier

    68%

    on time

    2.9% cancelled

When do the flights leave? 11 regular flights, 7:20 am to 8:43 pm.

F9 1965 was cancelled most often, 6% of the time.

Flight records,

  1. UA 1264 7:20 am, 0% cancelled 96%
  2. UA 1799 10:55 am, 0% cancelled 80%
  3. UA 1524 11:55 am, 0% cancelled 91%
  4. UA 1971 2:20 pm, 0% cancelled 77%
  5. UA 1448 5:05 pm, 4% cancelled 54%
  6. UA 2190 5:05 pm, 0% cancelled 86%
  7. UA 2658 5:33 pm, 0% cancelled 76%
  8. UA 2406 6:39 pm, 0% cancelled 74%
  9. UA 1360 8:05 pm, 0% cancelled 63%
  1. F9 4131 1:17 pm, 3% cancelled 76%
  2. F9 1965 8:43 pm, 6% cancelled 53%

What time should I fly? The 7 am departures.

93% landed on time; at 8 pm, 70%. Wednesday was the best day, Friday the worst.

Flight records,

DepartsLanded on time
7 am93%
8 am76%
9 am88%
10 am80%
11 am92%
12 pm86%
1 pm81%
2 pm85%
3 pm79%
4 pm85%
5 pm75%
6 pm76%
7 pm74%
8 pm70%
9 pm75%
10 pm72%

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.