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Flight records through . Security counts through .

Which SJU to IAH flight is punctual? United 1644, 7 am.

97% on time across 92 flights in the last 3 months, never cancelled.

Find your flightSJU security

  • UA 1644

    97%

    on time

    7:00 am

    0% cancelled

  • UA 2495

    94%

    on time

    2:05 am

    0% cancelled

  • UA 668

    86%

    on time

    2:55 pm

    0% cancelled

3 regular flights, June to August 2026.

When do the flights leave? 3 regular flights, 2:05 am to 2:55 pm.

None was cancelled in the last 3 months.

Flight records,

  1. UA 2495 2:05 am, 0% cancelled 94%
  2. UA 1644 7:00 am, 0% cancelled 97%
  3. UA 668 2:55 pm, 0% cancelled 86%

What time should I fly? The 7 am departures.

96% landed on time; at 3 pm, 76%. Wednesday was the best day, Sunday the worst.

Flight records,

DepartsLanded on time
2 am95%
6 am89%
7 am96%
10 am93%
2 pm82%
3 pm76%

When is SJU security busiest? 11 am to 2 pm daily.

Calmest around 5 pm. San Juan 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

Monday, 1 pm

1,700

people screened, all terminals.