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Flight records through . Security counts through .

Which IAH to MCO flight is punctual? United 2245, 7:20 am.

91% on time across 92 flights in the last 3 months, never cancelled.

Find your flightIAH security
DepartsFlightOn time
7:20 amUA 224591%
9:30 amUA 231083%
7:50 pmUA 232377%
5:09 pmUA 157174%
12:25 pmUA 266271%
6:26 pmUA 245169%
1:16 pmF9 141865%
2:36 pmUA 49662%
8 of 9 regular flights, ranked by arrivals on time, June to August 2026.

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

United landed on time 86% of the time, Spirit 78%.

Flight records,

  • United

    86%

    on time

    0.5% cancelled

  • Spirit

    78%

    on time

    2.7% cancelled

  • Frontier

    72%

    on time

    1.6% cancelled

When do the flights leave? 9 regular flights, 7:20 am to 7:50 pm.

F9 4978 was cancelled most often, 4% of the time.

Flight records,

  1. UA 2245 7:20 am, 0% cancelled 91%
  2. UA 2310 9:30 am, 0% cancelled 83%
  3. UA 2662 12:25 pm, 1% cancelled 71%
  4. UA 496 2:36 pm, 0% cancelled 62%
  5. UA 1571 5:09 pm, 0% cancelled 74%
  6. UA 2451 6:26 pm, 0% cancelled 69%
  7. UA 2323 7:50 pm, 0% cancelled 77%
  1. F9 1418 1:16 pm, 1% cancelled 65%
  2. F9 4978 7:23 pm, 4% cancelled 58%

What time should I fly? The 7 am departures.

94% landed on time; at 9 pm, 62%. Wednesday was the best day, Sunday the worst.

Flight records,

DepartsLanded on time
5 am94%
7 am94%
8 am92%
9 am87%
10 am91%
11 am68%
12 pm84%
1 pm71%
2 pm80%
3 pm73%
4 pm80%
5 pm80%
6 pm79%
7 pm73%
8 pm68%
9 pm62%

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.