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Flight records through . Security counts through .

Which IAD to RIC flight is punctual? United 4535, 1 pm.

91% on time across 67 flights in the last 3 months, never cancelled.

Find your flightIAD security
DepartsFlightOn time
1:00 pmUA 453591%
8:50 amUA 449890%
6:00 pmUA 456181%
6:00 pmUA 439372%
10:10 pmUA 447371%
5 of 5 regular flights, ranked by arrivals on time, June to August 2026.

When do the flights leave? 5 regular flights, 8:50 am to 10:10 pm.

UA 4473 was cancelled most often, 3% of the time.

Flight records,

  1. UA 4498 8:50 am, 0% cancelled 90%
  2. UA 4535 1:00 pm, 0% cancelled 91%
  3. UA 4393 6:00 pm, 2% cancelled 72%
  4. UA 4561 6:00 pm, 0% cancelled 81%
  5. UA 4473 10:10 pm, 3% cancelled 71%

What time should I fly? The 8 am departures.

89% landed on time; at 5 pm, 70%. Wednesday was the best day, Sunday the worst.

Flight records,

DepartsLanded on time
8 am89%
12 pm76%
1 pm84%
5 pm70%
6 pm74%
10 pm73%

When is IAD security busiest? 3 to 4 pm daily.

Calmest around 9 am. Washington IAD 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

Thursday, 4 pm

4,000

people screened, all terminals.