Airports AirportPace Search

Flight records through . Security counts through .

Which IAD to BTV flight is punctual? United 3505, 8:35 am.

93% on time across 61 flights in the last 3 months, never cancelled.

IAD to BTV flights that landed on time most often
DepartsFlightOn time
8:35 amUA 350593%
8:30 amUA 445181%
12:34 pmUA 447679%
5:19 pmUA 430259%
4 of 4 regular flights, ranked by arrivals on time, June to August 2026.

When do the flights leave? 4 regular flights, 8:30 am to 5:19 pm.

UA 4302 was cancelled most often, 11% of the time.

Flight records,

  1. UA 4451 8:30 am, 0% cancelled 81%
  2. UA 3505 8:35 am, 0% cancelled 93%
  3. UA 4476 12:34 pm, 0% cancelled 79%
  4. UA 4302 5:19 pm, 11% cancelled 59%

What time should I fly? The 8 am departures.

89% landed on time; at 5 pm, 68%. Monday was the best day, Saturday the worst.

Flight records,

Share of IAD to BTV flights landing less than 15 minutes late, by scheduled departure hour
DepartsBarLanded on time
8 am89%
12 pm75%
5 pm68%
10 pm72%

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

Calmest around 9 am. Washington IAD security, hour by hour.

Security counts,

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

Thursday, 4 pm

4,000

people screened, all terminals.