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Flight records through . Security counts through .

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

Calmest around 9 am. Choose any hour on the board.

On time by hourCheckpoint peaks
4a6a8a10a12p2p4p6p8p10p
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, 8-week average.

Which checkpoint is busiest? 70/E Terminal and 30/CN Terminal, by 8 am.

Every checkpoint peaks before noon.

Security counts,

  • 70/E Terminal

    6 am

    1,480 screened

  • 30/CN Terminal

    8 am

    960 screened

  • 10/AN Terminal

    5 am

    700 screened

  • 31/CS Terminal

    8 am

    620 screened

  • 12/AS Terminal

    5 am

    480 screened

  • 40/D Terminal

    10 am

    180 screened

Which departures leave on time? Leave in the morning.

7 am: 90% left on time. 5 pm: 70%.

Flight records,

DepartsLeft on time
5 am90%
6 am89%
7 am90%
8 am86%
9 am85%
10 am82%
11 am82%
12 pm84%
1 pm75%
2 pm80%
3 pm76%
4 pm77%
5 pm70%
6 pm73%
7 pm71%
8 pm76%
9 pm78%
10 pm79%

Which airline runs on time here? United and Delta lead.

United flies 82% of IAH departures and landed on time 81% of the time.

Flight records,

  1. United 140,046 flights, 0.7% cancelled 81%
  2. Delta 8,452 flights, 1.9% cancelled 79%
  3. American 11,279 flights, 2.6% cancelled 74%
  4. Spirit 4,114 flights, 3.2% cancelled 72%
  5. Frontier 5,339 flights, 2.4% cancelled 69%

Not ranked, under ten flights a day: Alaska 80% of 1,195, JetBlue 48% of 835.

Where do IAH flights land late? New York, Chicago, Newark.

Lowest on-time rates of the 8 busiest.

Flight records,

ToFlightsOn time
ORD Chicago6,14274%
DFW Dallas/Fort Worth6,08575%
ATL Atlanta5,27276%
LAX Los Angeles5,14784%
DEN Denver4,72882%
LGA New York4,26170%
EWR Newark3,71774%
MIA Miami3,66578%

Every route from IAH

126 destinations with flights in the last twelve months.