Airports AirportPace Search

Flight records through . Security counts through .

Which IAD to TPA flight is punctual? United 683, 9 am.

89% on time across 84 flights in the last 3 months, 1.2% cancelled.

Find your flightIAD security
DepartsFlightOn time
9:00 amUA 68389%
12:28 pmF9 295380%
12:49 pmUA 227778%
6:00 pmUA 114068%
4 of 4 regular flights, ranked by arrivals on time, June to August 2026.

Which airline is most reliable? United and Frontier, neck and neck.

United landed on time 83% of the time, Frontier 82%.

Flight records,

  • United

    83%

    on time

    0.5% cancelled

  • Frontier

    82%

    on time

    2.8% cancelled

When do the flights leave? 4 regular flights, 9 am to 6 pm.

UA 683 was cancelled most often, 1% of the time.

Flight records,

  1. UA 683 9:00 am, 1% cancelled 89%
  2. UA 2277 12:49 pm, 0% cancelled 78%
  3. UA 1140 6:00 pm, 1% cancelled 68%
  1. F9 2953 12:28 pm, 0% cancelled 80%

What time should I fly? The 9 am departures.

91% landed on time; at 5 pm, 70%. Tuesday was the best day, Sunday the worst.

Flight records,

DepartsLanded on time
8 am90%
9 am91%
12 pm85%
5 pm70%
6 pm76%
10 pm79%

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.