Airports AirportPace Search

Flight records through . Security counts through .

Which IAH to IAD flight is punctual? United 1549, 7:20 am.

91% on time across 92 flights in the last 3 months, 1.1% cancelled.

IAH to IAD flights that landed on time most often
DepartsFlightOn time
7:20 amUA 154991%
8:20 pmUA 276775%
8:20 pmUA 277574%
2:31 pmUA 147872%
12:13 pmUA 236672%
6:32 pmUA 137371%
4:35 pmUA 238865%
7 of 7 regular flights, ranked by arrivals on time, June to August 2026.

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

UA 1549 was cancelled most often, 1% of the time.

Flight records,

  1. UA 1549 7:20 am, 1% cancelled 91%
  2. UA 2366 12:13 pm, 0% cancelled 72%
  3. UA 1478 2:31 pm, 0% cancelled 72%
  4. UA 2388 4:35 pm, 0% cancelled 65%
  5. UA 1373 6:32 pm, 0% cancelled 71%
  6. UA 2767 8:20 pm, 0% cancelled 75%
  7. UA 2775 8:20 pm, 0% cancelled 74%

What time should I fly? The 7 am departures.

91% landed on time; at 8 pm, 77%. Monday was the best day, Friday the worst.

Flight records,

Share of IAH to IAD flights landing less than 15 minutes late, by scheduled departure hour
DepartsBarLanded on time
7 am91%
12 pm81%
2 pm84%
4 pm78%
6 pm78%
7 pm78%
8 pm77%

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

Calmest around 9 am. Houston IAH security, hour by hour.

Security counts,

People screened per hour at IAH checkpoints, by weekday and hour; choose a cell to read it
4a8a12p4p8p
Mon
Tue
Wed
Thu
Fri
Sat
Sun
People screened per hour at IAH checkpoints, by weekday and hour; choose a cell to read it
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.