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Flight records through . Security counts through .

Which IAH to BNA flight is punctual? United 4789, 6:20 pm.

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

Find your flightIAH security
DepartsFlightOn time
6:20 pmUA 478986%
7:40 amUA 217485%
11:55 amUA 131880%
8:35 pmUA 132667%
6:20 pmUA 535963%
4:20 pmUA 216548%
6:20 pmUA 468146%
7 of 7 regular flights, ranked by arrivals on time, June to August 2026.

When do the flights leave? 7 regular flights, 7:40 am to 8:35 pm.

None was cancelled in the last 3 months.

Flight records,

  1. UA 2174 7:40 am, 0% cancelled 85%
  2. UA 1318 11:55 am, 0% cancelled 80%
  3. UA 2165 4:20 pm, 0% cancelled 48%
  4. UA 4681 6:20 pm, 0% cancelled 46%
  5. UA 4789 6:20 pm, 0% cancelled 86%
  6. UA 5359 6:20 pm, 0% cancelled 63%
  7. UA 1326 8:35 pm, 0% cancelled 67%

What time should I fly? The 10 am departures.

87% landed on time; at 4 pm, 59%. Wednesday was the best day, Friday the worst.

Flight records,

DepartsLanded on time
7 am87%
10 am87%
11 am81%
12 pm79%
1 pm82%
2 pm78%
3 pm67%
4 pm59%
6 pm70%
8 pm69%

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.